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| Query : 2002JApA...23..243M |
2002JApA...23..243M - J. Astrophys. Astron., 23, 243-258 (2002)
Spectral variability in hard X-rays and the evidence for a 13.5 years period in the bright quasar 3C 273.
MANCHANDA R.K.
Journal keyword(s):
Simbad objects: 9
| Number of rows : 9 |
| N | Identifier | Otype |
ICRS (J2000) RA |
ICRS (J2000) DEC |
Mag U | Mag B | Mag V | Mag R | Mag I | Sp type |
#ref
1850 - 2026 |
#notes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | NGC 1097 | LIN | 02 46 19.059 | -30 16 29.68 | 10.46 | 9.97 | 9.48 | 8.72 | 9.8 | ~ | 1448 | 3 |
| 2 | PG 0851+202 | BLL | 08 54 48.8749846272 | +20 06 30.639583620 | 15.649 | 15.146 | 15.446 | ~ | 2513 | 1 | ||
| 3 | Z 184-50 | BLL | 11 04 27.3140835504 | +38 12 31.798495872 | 13.50 | 12.90 | 8.31 | ~ | 2841 | 1 | ||
| 4 | 7C 1219+2830 | BLL | 12 21 31.6904439888 | +28 13 58.500308172 | 16.81 | 16.11 | 14.24 | ~ | 924 | 1 | ||
| 5 | 3C 273 | BLL | 12 29 06.6998257176 | +02 03 08.597629980 | 13.05 | 14.830 | 14.11 | ~ | 6022 | 1 | ||
| 6 | 3C 345 | Bla | 16 42 58.80997043 | +39 48 36.9939552 | 16.81 | 16.59 | 16.84 | ~ | 1808 | 3 | ||
| 7 | Z 225-7 | BLL | 16 53 52.21668403 | +39 45 36.6088754 | 14.09 | 14.15 | 13.29 | 8.26 | ~ | 2304 | 2 | |
| 8 | HD 226868 | HXB | 19 58 21.6757355952 | +35 12 05.784512688 | 9.38 | 9.72 | 8.91 | 8.42 | O9.7Iabpvar | 4590 | 0 | |
| 9 | QSO B2141+1730 | Bla | 21 43 35.54456275 | +17 43 48.7875890 | 15.91 | 15.73 | 15.17 | ~ | 418 | 1 |
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