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C.D.S. - SIMBAD4 rel 1.7 - 2021.03.08CET20:20:51 |
2007A&A...461..893A - Astronomy and Astrophysics, volume 461, 893-909 (2007/1-3)
Spectral shape of the UV ionizing background and HeII absorption at redshifts 1.8 < z < 2.9.
AGAFONOVA I.I., LEVSHAKOV S.A., REIMERS D., FECHNER C., TYTLER D., SIMCOE R.A. and SONGAILA A.
Abstract (from CDS):
Abstract Copyright: ∼
Journal keyword(s): cosmology: observations - line: formation - line: profiles - quasars: absorption lines - quasars: general - cosmology: diffuse radiation
Simbad objects: 6
Number of rows : 6 |
N | Identifier | Otype |
ICRS (J2000) RA |
ICRS (J2000) DEC |
Mag U | Mag B | Mag V | Mag R | Mag I | Sp type |
#ref
1850 - 2021 |
#notes |
---|---|---|---|---|---|---|---|---|---|---|---|---|
1 | QSO J0143-3917 | QSO | 01 43 33.6332299840 | -39 17 00.065618732 | 16.28 | ~ | 24 | 0 | ||||
2 | QSO B0747+4259 | QSO | 07 50 54.6476110802 | +42 52 19.234255219 | 16.43 | 16.23 | ~ | 45 | 0 | |||
3 | QSO B0940-1050 | QSO | 09 42 53.5076745009 | -11 04 25.929146122 | 16.96 | 16.6 | 16.6 | ~ | 87 | 0 | ||
4 | QSO B1157+3143 | QSO | 12 00 06.2494598212 | +31 26 30.839054589 | 16.76 | 16.47 | ~ | 60 | 0 | |||
5 | HS 1700+6416 | QSO | 17 01 00.6195618802 | +64 12 09.118927057 | 16.39 | 16.17 | ~ | 345 | 0 | |||
6 | QSO B2347-4342 | QSO | 23 50 34.2595236845 | -43 25 59.680334378 | 16.3 | 16.3 | ~ | 160 | 0 |
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