Planetary Nebulae: Proceedings of the 155th Symposium of the International Astronomical Union, Held in Innsbruck, Austria, July 13–17, 1992

Front Matter....Pages i-xxxviii
Planetary Nebulae, an Introductory Review....Pages 1-8
Front Matter....Pages 9-9
Classification Criteria and Databases....Pages 11-18
Observational Parameters: Definitions and Limits....Pages 19-22
Results from Space....Pages 23-32
Strasbourg-ESO Catalogue of Galactic Planetary Nebulae....Pages 33-33
Four New Evolved Planetary Nebulae....Pages 34-34
New Planetary Nebulae....Pages 35-35
New and Misclassified Planetary Nebulae....Pages 36-36
Three Possible Planetary Nebulae from Near-IR Observations....Pages 37-37
Planetary and Proto-Planetary Nebulae which are Strong 25 µ m Emitters....Pages 38-38
The Southern Deep Near Infrared Survey (DENIS) A Prospect of PN Exploration....Pages 39-39
Radio Continuum Observations of Southern Planetary Nebulae Candidates....Pages 40-40
The Photographic Observations of Some Planetary Nebulae....Pages 41-41
CCD Spectrophotometry of Planetary Nebulae at Wendelstein Observatory....Pages 42-42
Planetary Nebulae as a Research Field....Pages 43-43
A Clustering Method Applied to the Analysis of Planetary Nebulae....Pages 44-44
Front Matter....Pages 45-45
Model Atmospheres of Central Stars of PN....Pages 47-55
Observed Mass Loss from Central Stars of Planetary Nebulae....Pages 57-64
Temperatures of Central Stars of Planetary Nebulae....Pages 65-72
Atomic Data - A Bibliography....Pages 73-80
Front Matter....Pages 45-45
Luminosities of Central Stars of PN in the Galactic Bulge....Pages 81-81
Unified Model Atmosphere Studies of Central Stars of Planetary Nebulae....Pages 82-82
Metal Line Blanketed Non-LTE Model Atmospheres for Central Stars of Planetary Nebulae....Pages 83-83
Non-LTE Spectra of Iron Group Elements for CSPN....Pages 84-84
The Properties of Planetary Nebulae Nuclei: Stellar Winds....Pages 85-85
Spectroscopic Properties of the Nucleus of NGC 6826....Pages 86-86
Spectral Analyses of WC-Type Central Stars....Pages 87-87
Central Stars of Old Planetary Nebulae....Pages 88-88
Infrared Emission-Lines and the Stellar Temperature....Pages 89-89
Ultraviolet and Optical Spectra of Central Stars of Halo Planetary Nebulae....Pages 90-90
A High Resolution Far-UV Spectral Atlas of CSPNs and Hot White Dwarfs....Pages 91-91
The Wind Temperature and C/He and O/He Ratios of the WC10 Central Star CPD-56°8032....Pages 92-92
Mass Loss in Two Low Temperature Central Stars of Planetary Nebulae....Pages 93-93
Stark Broadening Parameters of C IV Lines for Stellar Plasma Research....Pages 94-94
E2 and M1 Transition Probabilities in Ions of the Nitrogen Isoelectronic Sequence Calculated Using MBPT....Pages 95-95
MBPT Results for Δn=0 Electric Dipole Transitions....Pages 96-96
Front Matter....Pages 97-98
Energy Distribution of Planetary Nebulae (UV to Radio)....Pages 99-108
Distances of Planetary Nebulae....Pages 109-122
Advances in Numerical Simulations of Gaseous Nebulae....Pages 123-130
Evolution of PN Morphologies: Concepts, Models and Observations....Pages 131-138
Front Matter....Pages 97-98
Ring Nebulae Around PN Nuclei and Massive Stars....Pages 139-145
Photodissociation Regions and Planetary Nebulae....Pages 147-154
Dust in Planetary Nebulae and in Post-AGB Objects....Pages 155-162
On the Distances to Galactic Planetary Nebulae....Pages 163-172
A Comparison of Nebular Distance Scales....Pages 173-173
Trigonometric Parallaxes of Planetary Nebulae....Pages 174-174
Infrared Excess (IRE) as an Indicator of PN Distance....Pages 175-175
Interstellar Extinction of Planetary Nebulae....Pages 176-176
Interstellar Reddening towards S188, HW4 and We1–6....Pages 177-177
The Shklovsky Paradox....Pages 178-178
Reddening Distances for Planetary Nebulae from Broad Band BVIc CCD Imaging....Pages 179-179
The Ionization Structure of Planetary Nebulae....Pages 180-180
CCD Photometry of NGC 2453....Pages 181-181
Electron Density and Nitrogen Abundance From FIR Lines....Pages 182-182
Filling Factors and Ionized Masses of Planetary Nebulae....Pages 183-183
Mean Electron Densities, Distances and Filling Factors for Galactic Planetary Nebulae....Pages 184-184
The Ionization and Thermal Structure of NGC 2392 and NGC 3242....Pages 185-185
Self-Consistent Photoionization Models of Planetary Nebulae Luminescence....Pages 186-186
Temperature Fluctuations in PN....Pages 187-187
Front Matter....Pages 188-188
Radiation Charge Exchange and Radiation Ion-Atom Recombination as a Source of Continual E—M Radiation from Astrophysical Plasma....Pages 97-98
Observations of the Bowen Fluorescence Mechanism and Charge Transfer in Planetary Nebulae I.....Pages 189-189
Bowen Resonance Fluorescence Lines of OIII in Planetary Nebulae....Pages 190-190
Dielectronic Recombination in the Gaseous Nebulae as a Cooling Process....Pages 191-191
High Dispersion Spectra of Bright Planetary Nebulae....Pages 192-192
Imaging Spectrophotometry of the Ring Nebula....Pages 193-193
Planetary Nebulae with the Strong [NII] Emission Lines....Pages 194-194
Probable Type I Planetary Nebulae....Pages 195-195
Extended X-ray Emission from Planetary Nebulae....Pages 196-196
Spatial Variations in UV-Optical Lines Across the Ring Nebula....Pages 197-197
Collimating Discs and Bipolar Flows in Sh 2–71....Pages 198-198
M4–18: The Low Excitation PN around a WC11 Star....Pages 199-199
Extended Nebulae around WC11 Stars: IRAS 17514–1555....Pages 200-200
Kinematics of the Planetary Nebula Hb 5.....Pages 201-201
A Symmetric Jet-Like Structure in the Planetary Nebula Fg 1....Pages 202-202
Monochromatic CCD Images of Three Planetary Nebulae....Pages 203-203
High-Resolution CCD Imagery of NGC 6537 and NGC 7027....Pages 204-204
Optical Imagery of NGC6302....Pages 205-205
A Twodimensional Ionisation Model of NGC 2440....Pages 206-206
Extended Structures in the Planetary Nebulae HE2-111 and HE2-119....Pages 207-207
Front Matter....Pages 208-208
CCD Imaging of Planetary Nebula Halos....Pages 97-98
Near- and Mid-Infrared Imaging of the PN IC 418....Pages 209-209
MID-IR (8–13 µ m) Images of Planetary Nebulae....Pages 210-210
Imaging of Magellanic Cloud Planetary Nebulae with the Hubble Space Telescope....Pages 211-211
Hubble Space Telescope Images of Four Magellanic Cloud Planetary Nebulae....Pages 212-212
H α Morphological Classification of Planetary Nebulae....Pages 213-213
A PC-Based Quicklook-Program for PN Images....Pages 214-214
Point Symmetry in Planetary Nebulae....Pages 215-215
Spectrophotometry and Multicolour Imagery of the Planetary Nebula around the P Cygni Star AG Carinae....Pages 216-216
An Iterative Method for the Reconstruction of Two-Dimensional Density Distributions....Pages 217-217
Ring Nebulae around Population I WR Stars: Is Their Origin Similar to the PNe?....Pages 218-218
Photodissociation Regions in Planetary Nebulae....Pages 219-219
A Model of the Chemistry in the Neutral Shell of a Planetary Nebula....Pages 220-220
Co Line Emission in Planetary and Proto-Planetary Nebulae: The Molecular Envelope....Pages 221-221
Co Interferometric Maps of CIT 6 and CRL 618....Pages 222-222
The Spatio-Kinematic Structure of the CO Envelopes in Evolved Planetary Nebulae....Pages 223-223
High Resolution Observations of CO in PNe....Pages 224-224
1.6-1.75 and 3.1-3.75 μ m Spectrum of Hb5....Pages 225-225
Chemistry in the Molecular Envelope of NGC 7027....Pages 226-226
Axisymmetric Dust-Shells in Planetary Nebulae....Pages 227-227
Front Matter....Pages 228-228
Molecular-Line Observations of the Remnant AGB Envelopes Around Planetary Nebulae....Pages 97-98
NGC 7027: New 7.8 – 20.0 μm Array Camera and Hα/Hβ CCD Image Analysis of Dust, PAH and Ionized GAS Distribution....Pages 229-229
Polarized Line Profiles in Planetary Nebulae....Pages 230-230
Millimetre and Submillimetre Continuum Observations of Planetary Nebulae....Pages 231-231
Front Matter....Pages 232-232
The Third Dredge-Up: Status and Problems....Pages 233-234
Carbon- and Oxygen-Rich Progenitors of Planetary Nebulae....Pages 235-242
Planetary Nebulae from Miras?....Pages 243-250
Evolution from the AGB: Variability....Pages 251-258
Proto-Planetary Nebulae....Pages 259-262
Post-AGB Candidates....Pages 263-270
Planetary Nebulae with Binary Nuclei....Pages 271-278
Thermal Pulses and Planetary Nebula Ejection....Pages 279-290
Basic Problems of Planetary Nebula Gas Dynamics....Pages 291-298
Interaction of Planetary Nebulae with the Interstellar Medium....Pages 299-306
Spindles, Spheres and a Few Jets: the Radiation Gasdynamics of Planetary Nebulae....Pages 307-310
Dynamical Structures of Planetary Nebulae - Models against Observations....Pages 311-314
Mass-Losing AGB Stars in the Magellanic Clouds....Pages 315-318
10 µ m Images of AGB Stars & Supergiants....Pages 319-319
Mid-IR Spectra of AGB and Post-AGB Stars....Pages 320-320
Comparative Analysis Miras/PPN....Pages 321-321
Front Matter....Pages 322-322
Mechanisms for Radio Continuum Emission of Long-Period Variable Stars....Pages 233-234
History of the Light Curves and Molecular Maser Emission of the Miras U Ori and R Leo....Pages 323-323
On the Possible Relationship Between the Photometric Parameters of the AGB Stars and their Evolutionary Status....Pages 323-323
Spline Fits: Modelling the Observations....Pages 324-324
Near IR-Photometry of Semiregular Variables....Pages 325-325
Space Distribution of Short Period Mira Variables....Pages 326-326
The Galactic Distribution of O-rich AGB Stars....Pages 327-327
ICE Mantle Formation in the Envelopes of OH/IR Stars....Pages 328-328
First Results of a Near IR Monitoring Program of OH/IR Stars....Pages 329-329
Planetary and Proto-Planetary Nebulae in the Iras Two-Colour Diagram....Pages 330-330
A New Evolutionary Interpretation of the Iras Two-Colour Diagram....Pages 331-331
A Systematic Study of Iras Selected Proto-Planetary Nebula Candidates....Pages 332-332
FI Lyr: A Candidate Binary System Consisting of Carbon-Rich and Oxygen-Rich Companions....Pages 333-333
Near-Infrared Spectroscopy of Proto-Planetary Nebulae....Pages 334-334
High Resolution Optical Imaging of Proto—Planetary Nebulae....Pages 335-335
On the Evolution of Proto-Planetary Nebulae....Pages 336-336
The Molecular Features in the Optical Spectra of the Proto-Planetary Nebulae....Pages 337-337
Optical Spectroscopy of Six Carbon-Rich Proto-Planetary Nebulae....Pages 338-338
Near—Infrared Imaging of Proto-Planetary Nebulae....Pages 339-339
Mid-Infrared Spectroscopy of Four 21 μm Emission Band Sources....Pages 340-340
Front Matter....Pages 341-341
UKIRT CGS3 Observations of New IRAS 21 Micron Sources....Pages 233-234
Mid-IR (8–13 µ m) Images of Proto-Planetary Nebulae....Pages 342-342
The Morphology of MID-Infrared UIR Feature Emission in the PPN M 2–9 and IRAS 21282+5050....Pages 343-343
Visual Extinction and Physical Conditions in the Bipolar Nebula M2–9....Pages 344-344
Complex Motions in Planetary Nebulae....Pages 345-345
The Nature of the High Velocity Flow in CRL 618....Pages 346-346
High Velocity Outflows in IRAS 17423–1755....Pages 347-347
Rotation-Pulsation Coupling in the Bipolar Preplanetary Nebula, V Hya....Pages 348-348
Influence of the Stellar Winds on the Post-AGB Evolution....Pages 349-349
Axially Symmetric Dynamics of PNe....Pages 350-350
The Chemical Composition of Post AGB Stars....Pages 351-351
UBVRI Polarization Measurements of Post AGB Stars....Pages 352-352
High-Resolution Radial Velocity and H α Study of Proto-Planetary Nebulae....Pages 353-353
H α Profiles of Selected Candidates for Proto-Planetary Nebulae....Pages 354-354
LSIV -12° 111 — A Newly Emerging Halo Planetary Nebula....Pages 355-355
A Very Rapid-Evolving Young Planetary Nebula....Pages 356-356
Search for the Young Planetary Nebulae. Preliminary Results....Pages 357-357
About the Suspected Very Young PN IRAS 17516–2525....Pages 358-358
A Spectroscopic Search for Hot (B-Type) Post-AGB Stars....Pages 359-359
New Calculations of Thermal Pulses and s—Process Nucleosynthesis in AGB Stars....Pages 360-360
Front Matter....Pages 361-361
Evolutionary Properties of Post-AGB and Post-EAGB Stars....Pages 233-234
Evolution of a Dust Shell Along a Stellar Post-AGB Track....Pages 362-362
Dust Driven Mass Loss from Pulsating AGB-Stars....Pages 363-363
Is There a Connection Between Thermal Pulses and PNe Halos: an Approach to an Answer....Pages 364-364
Linear Pulsation Periods of the Post-AGB Stars....Pages 365-365
Effects of New Opacity on the Post-AGB Evolution....Pages 366-366
Angular Momentum Loss in Post-Main Sequence Stellar Evolution Through the PN Stage....Pages 367-367
Modelling PN Formation from Hydrodynamics and Radiation....Pages 368-368
Evolution of Planetary Nebulae Envelopes: An Empirical Approach....Pages 369-369
Numerical Study of the Shaping of Planetary Nebulae....Pages 370-370
Deprojection of Planetary Nebula Images....Pages 371-371
Twodimensional Axialsymmetrical Hydrodynamical Simulations of PN-Evolution....Pages 372-372
Spherically Symmetric Kinematic Modelling of Planetary Nebulae....Pages 373-373
Shock Modelling and High Resolution Spectroscopy of NGC 6905....Pages 374-374
A Modelling of Expansion Velocities of Planetary Nebulae....Pages 375-375
Echelle Measurements of the Expansion Velocities of the Faint Giant Haloes of Planetary Nebulae....Pages 376-376
Kinematical Studies of Planetary Nebulae Using Taurus+CCD....Pages 377-377
High-Dispersion Spectroscopy of IC 351 and NGC 3242. Planetaries with High Internal Motion....Pages 378-378
Interaction of Planetary Nebulae with Prenebulae Debris....Pages 379-379
The Magnetic Fields in the Envelopes of Proto-Planetary Nebulae....Pages 380-380
Front Matter....Pages 381-381
On Bipolar Jet Formation in Planetary Nebulae....Pages 233-234
Stripping of a Planetary Nebula from the Globular Cluster M22....Pages 382-382
A Detailed Study of the Galactic Planetary Nebula G 258-15.7....Pages 383-383
Shock Modelling of the Bipolar Outflow Source NGC 6537....Pages 384-384
The Dust in the Hydrogen-Poor Ejecta of Abell 30....Pages 385-385
The Central Region of the Planetary Nebula A58....Pages 386-386
Morphology & Kinematics of the ‘Born—Again’ Planetary Abell 78....Pages 387-387
The Formation of Single and Binary Nuclei of Planetary Nebulae....Pages 388-388
A Spectroscopic Study of Binary Star Planetary Nebulae....Pages 389-389
The Peculiar Light Variation of the Planetary Nebula NGC 2346....Pages 390-390
New Eclipsing Phenomena of the Central Star in NGC 2346....Pages 391-391
Observational Studies of Close Binary Central Stars of Planetary Nebulae: HFG 1 and A 63....Pages 392-392
Imaging and Spectroscopy of Abell 63 (UU Sge)....Pages 393-393
New Light on UU Sagittae....Pages 394-394
Precataclysmic Binaries in the Centre of Planetary Nebulae....Pages 395-395
The Abell 35-Type Planetary Nuclei....Pages 396-396
The Iue Ultraviolet Spectrum of PC 11....Pages 397-397
On the Photometric Behaviour of the Central Star of the Planetary Nebula Sh2-71....Pages 398-398
On Some Links between Symbiotic Stars and Planetary Nebulae....Pages 399-399
Is There any Connection between Planetary Nebulae and Symbiotic Stars....Pages 400-400
Front Matter....Pages 401-401
Elemental Abundances in Symbiotic Stars....Pages 233-234
Diagnostic Diagrams for Planetary Nebulae and Symbiotic Stars....Pages 402-402
On the Dereddening of Symbiotic Stars....Pages 403-403
Rosat Observations of Symbiotic Stars....Pages 404-404
The Active Phase of the Hot Component of Z Andromedae....Pages 405-405
BZ Camelopardalis = 0623+71: The Cataclysmic Variable Inside a Bow-Shock Nebula....Pages 406-406
Theoretical Light Curves of Recurrent Novae....Pages 407-407
The Environs of Supernova Precursors....Pages 408-408
Circumstellar Nebular Lines in the Optical Spectrum of SN 1987A....Pages 409-409
SN 1987A Deconvolved by MIM....Pages 410-410
Front Matter....Pages 411-411
Evolutionary Tracks....Pages 413-413
Diagrams for Observational Testing of Evolution of Planetary Nebula Nuclei....Pages 415-422
The Evolution of the Planetary Nebulae in the Magellanic Clouds and the Galactic Bulge....Pages 423-432
White Dwarf Central Stars....Pages 433-441
On the Relation of Core Mass with Chemical Composition in PN....Pages 443-448
Simulations of a Population of Planetary Nebulae....Pages 449-460
Hydrogen and Helium Burning Evolutionary Tracks....Pages 461-464
Further Models of Planetary Nebula Spectral Evolution....Pages 465-468
Synthetic P-AGB Evolution....Pages 469-472
Further Models of Planetary Nebula Spectral Evolution....Pages 473-476
Front Matter....Pages 477-477
Evolution of 1–5 M ⊙ Stars with Mass Loss....Pages 413-413
On the Fading of AGB Remnants....Pages 478-478
Planetary Nebula Evolution Traced by Distance-Independent Parameters....Pages 479-479
Excitation Class of Nebulae as an Evolution Criterion....Pages 480-480
Morphology and Evolution of Planetary Nebulae....Pages 481-481
Influence of the Stellar Winds on the Evolution of the Planetary Nebula Nuclei....Pages 482-482
Detection of Evolution of the Nucleus of NGC 2392....Pages 483-483
A Search for Optical-Uv Fading of Central Stars....Pages 484-484
The Central Stars of He 2-131 snd He 2-138: Photometric Variations....Pages 485-485
Time-Resolved CCD-Photometry of Planetary Nebula Nuclei....Pages 486-486
Variable Spectra of IC 4997 and NGC 6572....Pages 487-487
A Search for Pulsations in O VI Planetary Nuclei....Pages 488-488
Global Photometric Campaigns on Pulsating Planetary Nuclei....Pages 489-489
Photoelectric Photometry of Five PNNi....Pages 490-490
O VI Central Stars of Planetary Nebulae: NGC 2371....Pages 491-491
Precision Asteroseismology of Pre-White Dwarfs and PN Central Stars....Pages 492-492
A Spectacular Mass-Loss Event of the Central Star of Longmore 4....Pages 493-493
Discovery of a Planetary Nebula Associated with the White Dwarf GD 561....Pages 494-494
A New PG 1159-Type Central Star Discovered in the ROSAT XRT All Sky Survey: Non-LTE Analysis of X-ray and Optical Spectra....Pages 495-495
ROSAT Studies of the Composition and Structure of DA White Dwarf Atmospheres....Pages 496-496
Front Matter....Pages 497-497
HST FOS Observations of KPD0005+5106: A subluminous WN-WC Descendant with Ongoing Mass Outflow?....Pages 413-413
HST Observations of the Nuclei of EGB 6 (0950+139) and Abell 58 (V605 Aql)....Pages 498-498
The Low Luminosity Central Star of the PN ESO166-21....Pages 499-499
Front Matter....Pages 500-500
Luminosity Functions of Planetary Nebulae....Pages 501-502
Why are Planetary Nebulae Poor Distance Indicators?....Pages 503-514
Planetary Nebula Birth Rates in the Galaxy and Other Galaxies....Pages 515-522
Planetary Nebulae and Halo Dynamics in Early Type Galaxies....Pages 523-532
Dynamics of AGB Stars and Planetary Nebulae in the Galaxy....Pages 533-540
PN Abundances in Different Galactic Systems....Pages 541-548
How to Model the Chemical Evolution of Galaxies....Pages 549-556
Distribution of Planetary Nebulae Perpendicular to the Disk....Pages 557-566
Kinematics of Disk Planetary Nebulae....Pages 567-567
Spectrophotometry and Kinematics of the Newly Discovered PN in the Outher Field of the LMC....Pages 568-568
The Radial Velocities of Planetary Nebulae in NGC 3379....Pages 569-569
UV and Optical Abundances for a Sample of Southern Galactic Planetary Nebulae....Pages 570-570
Chemical Enrichment and Central Star Properties....Pages 571-571
Determination of Element Abundances in Planetary Nebulae from Recombination Line Spectra....Pages 572-572
Clumps in the Planetary Nebulae....Pages 573-573
The Chemical Features of Galactic Planetary Nebulae....Pages 574-574
O, S, Ar from Planetary Nebulae Data and the Chemical Evolution of the Galactic Disk....Pages 575-575
Front Matter....Pages 576-576
Evolution of Radial Abundances Gradients from Planetary Nebulae....Pages 501-502
Dependance of the Metallicity of Planetary Nebulae with the Galactic Height above the Disk....Pages 577-577
Chemical Composition of Planetary Nebulae: A New Determination....Pages 578-578
Galactic Ba Enrichment from TP-AGB Stars....Pages 579-579
Chemical Abundances in Galactic Bulge PN....Pages 580-580
A Reanalysis of C/O Ratios in Planetary Nebulae....Pages 581-581
The Helium-to-Metals Enrichment Ratio in Planetary Nebulae....Pages 582-582
Spectrophotometry of Selected Planetary Nebulae of Type I in the Magellanic Clouds....Pages 583-583
Synthetic AGB Evolution in the LMC: The Abundances of PN....Pages 584-584
Chemical Abundances of Planetary Nebulae in the LMC....Pages 585-585
The Evolution of Planetary Nebulae, their Precursors and their Progeny — A Commentary....Pages 586-586
Back Matter....Pages 587-596
....Pages 597-604