J/A+AS/108/287 Atomic data (Verner+, 1994)
Atomic data for absorption lines from the ground level at wavelengths
greater than 228 A
VERNER D.A., BARTHEL P.D., TYTLER D.
<Astron. Astrophys. Suppl. Ser. 108, 287 (1994)>
=1994A&AS..108..287V 1994A&AS..108..287V (SIMBAD/NED Reference)
ADC_Keywords: Atomic physics; Ultraviolet
Keywords: atomic data - quasars: absorption lines - ultraviolet: general
File Summary:
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File Name Lrecl Records Explanations
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ReadMe 80 . This file
table1 24 151 Strong lines above 228 A expected in quasar
absorption systems
table2 69 43 Strongest lines above 228 A without
experimental wavelengths
table3 26 83 Atomic weights and solar-system abundances
table4 108 471 Ionization thresholds and strongest lines of
atoms and ions
table5 102 2267 Resonance absorption lines above 228 A ordered
by element
table6 45 2249 Resonance absorption lines above 228 A ordered
by wavelength
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Byte-per-byte Description of file: table1
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Bytes Format Units Label Explanations
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1- 9 F9.4 0.1nm lambda Wavelength
12- 17 A6 --- Species Identification
20- 24 F5.2 --- P Expected width (strength) parameter
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Byte-per-byte Description of file: table2
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Bytes Format Units Label Explanations
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1- 5 A5 --- Species Identification
8- 28 A21 --- Transition Transition
31- 37 A7 --- Multiplet Multiplet
40- 45 F6.1 0.1nm lambda Theoretical wavelength
48- 48 I1 --- Gi Lower level statistical weight
51- 51 I1 --- Gk Upper level statistical weight
54- 62 E9.3 --- Fik Oscillator strength
65- 69 F5.2 --- P Expected width (strength) parameter
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Byte-per-byte Description of file: table3
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Bytes Format Units Label Explanations
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1- 2 A2 --- Element Chemical element
5- 6 I2 --- Z Atomic number
9- 19 F11.7 --- Atomic weight Atomic weight
22- 26 F5.2 --- Abundance Solar-system abundance
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Byte-per-byte Description of file: table4
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Bytes Format Units Label Explanations
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1- 8 A8 --- Species Identification
11- 12 I2 --- Z Atomic number
15- 16 I2 --- N Number of electrons
19- 58 A40 --- Configuration Ground state electronic configuration.
Only the five outer shells are indicated
61- 71 F11.5 eV E Ionization potential
74- 82 F9.4 0.1nm lambda Vacuum wavelength
85- 86 I2 --- Gi Lower level statistical weight
89- 90 I2 --- Gk Upper level statistical weight
93-101 E9.3 --- Fik Oscillator strength
104-108 F5.2 --- P Expected width (strength) parameter (1)
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Note (1): P=log(λf)+log(N/NH)+12.00
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Byte-per-byte Description of file: table5
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Bytes Format Units Label Explanations
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1- 7 A7 --- Species Identification
10- 11 I2 --- Z Atomic number
14- 15 I2 --- N Number of electrons
18- 41 A24 --- Transition Transition
44- 50 A7 --- Multiplet Multiplet
53- 61 F9.4 0.1nm lambda Vacuum wavelength
64- 65 I2 --- Gi Lower level statistical weight
68- 69 I2 --- Gk Upper level statistical weight
72- 80 E9.3 --- Fik Oscillator strength (Opacity Project)
83- 91 E9.3 --- F'ik Oscillator strength (other sources)
94- 98 F5.2 --- P Expected width (strength) parameter (1)
101-102 I2 --- Ref Reference to source of wavelength
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Note (1): P=log(λf)+log(N/NH)+12.00
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Byte-per-byte Description of file: table6
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Bytes Format Units Label Explanations
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1- 9 F9.4 0.1nm lambda Vacuum wavelength
11- 17 A7 --- Species Identification
19- 20 I2 --- Z Atomic number
22- 23 I2 --- N Number of electrons
25- 26 I2 --- Gi Lower level statistical weight
28- 29 I2 --- Gk Upper level statistical weight
31- 39 E9.3 --- Fik Oscillator strength
41- 45 F5.2 --- P Expected width (strength) parameter (1)
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Note (1): P=log(λf)+log(N/NH)+12.00
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Courtesy: Verner D.A.
(End) Patricia Bauer [CDS] 01-Jul-1994