20598+2004 STF 2739 (HD 199940)
20h 59m 48.38s +20° 04' 09.3" P.A. 252.00 sep 3.3 mag 9.17,9.69 Sp F0 dist. 184.84 pc (602.95 l.y.)
| Coord 2000 |
20598+2004 |
|
Discov num |
STF2739 |
|
Comp |
|
|
Coord arcsec 2000 |
20 59 48.38 +20 04 09.3 |
|
| Date first |
1831 |
|
Date last |
2016 |
|
Obs |
38 |
|
| Pa first |
252 |
|
Pa last |
252.3 |
|
P.A. Now (θ) |
252.3° |
|
| Sep first |
3.2 |
|
Sep last |
3.304 |
|
Sep. Now (ρ) |
3.304" |
|
| Mag pri |
9.17 |
|
Mag sec |
9.69 |
|
delta mag (ΔM) |
0.52 |
|
Spectral class |
F0 (yellow-white) |
|
| Pri motion ra |
+047 |
|
Sec motion ra |
+028 |
|
| Pri motion dec |
+010 |
|
Sec motion dec |
+004 |
|
| Notes |
|
|
rPM=0.415
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 199940 |
|
Constellation |
Vulpecula |
|
SAO |
106739 |
|
HIP |
103630 |
|
| Tycho2 |
1656-00812-1 |
|
Gaia DR2 |
1837550183626334848 |
|
HD |
199940 |
|
GC |
29304 |
|
| BD |
BD+19 4589 |
|
Distance |
184.84 |
|
Distance ly |
602.95 |
|
