20455+0553 HDS 2954 (HD 197737)
20h 45m 28.07s +05° 52' 52.4" P.A. 298.00 sep 1.0 mag 7.59,11.41 Sp K2 dist. 127.39 pc (415.55 l.y.)
| Coord 2000 |
20455+0553 |
|
Discov num |
HDS2954 |
|
Comp |
|
|
Coord arcsec 2000 |
20 45 28.07 +05 52 52.4 |
|
| Date first |
1991 |
|
Date last |
2014 |
|
Obs |
6 |
|
| Pa first |
297 |
|
Pa last |
297.9 |
|
P.A. Now (θ) |
297.9° |
|
| Sep first |
0.8 |
|
Sep last |
1.041 |
|
Sep. Now (ρ) |
1.041" |
|
| Mag pri |
7.59 |
|
Mag sec |
11.41 |
|
delta mag (ΔM) |
3.82 |
|
Spectral class |
K2 (yellow-orange) |
|
| Pri motion ra |
+094 |
|
Sec motion ra |
+091 |
|
| Pri motion dec |
-098 |
|
Sec motion dec |
-097 |
|
| Notes |
|
|
rPM=0.023 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 197737 |
|
Constellation |
Delphinus |
|
SAO |
126179 |
|
HIP |
102439 |
|
| Tycho2 |
0524-01596-1 |
|
Gaia DR2 |
1735935934624843776 |
|
HD |
197737 |
|
GC |
28924 |
|
| BD |
BD+05 4600 |
|
Distance |
127.39 |
|
Distance ly |
415.55 |
|
