20597+7417 A 879 (HD 200707)
20h 59m 39.76s +74° 17' 11.0" P.A. 138.00 sep 4.4 mag 8.19,11.90 Sp K0 dist. 288.18 pc (940.04 l.y.)
Coord 2000 |
20597+7417 |
|
Discov num |
A 879 |
|
Comp |
|
|
Coord arcsec 2000 |
20 59 39.76 +74 17 11.0 |
|
Date first |
1895 |
|
Date last |
2016 |
|
Obs |
11 |
|
Pa first |
144 |
|
Pa last |
137.5 |
|
P.A. Now (θ) |
137.5° |
|
Sep first |
3.7 |
|
Sep last |
4.35 |
|
Sep. Now (ρ) |
4.35" |
|
Mag pri |
8.19 |
|
Mag sec |
11.90 |
|
delta mag (ΔM) |
3.71 |
|
Spectral class |
K0 (yellow-orange) |
|
Pri motion ra |
+019 |
|
Sec motion ra |
+016 |
|
Pri motion dec |
+037 |
|
Sec motion dec |
+035 |
|
Notes |
|
|
rPM=0.087 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 200707 |
|
Constellation |
Cepheus |
|
SAO |
9927 |
|
HIP |
103619 |
|
Tycho2 |
4472-00152-1 |
|
Gaia DR2 |
2277018560273640448 |
|
HD |
200707 |
|
BD |
BD+73 922 |
|
Distance |
288.18 |
|
Distance ly |
940.04 |
|