20042+4645 HDS 2861 (HD 190698)
20h 04m 09.90s +46° 44' 30.5" P.A. 109.00 sep 16.7 mag 9.68,10.72 Sp A dist. 595.24 pc (1941.67 l.y.)
| Coord 2000 |
20042+4645 |
|
Discov num |
HDS2861 |
|
Comp |
|
|
Coord arcsec 2000 |
20 04 09.90 +46 44 30.5 |
|
| Date first |
1892 |
|
Date last |
2015 |
|
Obs |
14 |
|
| Pa first |
108 |
|
Pa last |
109.2 |
|
P.A. Now (θ) |
109.2° |
|
| Sep first |
16.4 |
|
Sep last |
16.687 |
|
Sep. Now (ρ) |
16.687" |
|
| Mag pri |
9.68 |
|
Mag sec |
10.72 |
|
delta mag (ΔM) |
1.04 |
|
Spectral class |
A (white) |
|
| Pri motion ra |
-005 |
|
Sec motion ra |
-006 |
|
| Pri motion dec |
-004 |
|
Sec motion dec |
-008 |
|
| Notes |
|
|
rPM=0.412
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 190698 |
|
Constellation |
Cygnus |
|
SAO |
49144 |
|
HIP |
98827 |
|
| Tycho2 |
3559-00113-1 |
|
Gaia DR2 |
2085732914625399040 |
|
HD |
190698 |
|
BD |
BD+46 2842 |
|
| Distance |
595.24 |
|
Distance ly |
1941.67 |
|
