20001+2557 HJ 1462 (HD 189638)
20h 00m 06.57s +25° 57' 00.0" P.A. 24.00 sep 37.2 mag 7.55,9.89 Sp K2
| Coord 2000 |
20001+2557 |
|
Discov num |
HJ 1462 |
|
Comp |
|
|
Coord arcsec 2000 |
20 00 06.57 +25 57 00.0 |
|
| Date first |
1828 |
|
Date last |
2015 |
|
Obs |
27 |
|
| Pa first |
23 |
|
Pa last |
23.7 |
|
P.A. Now (θ) |
23.7° |
|
| Sep first |
27.0 |
|
Sep last |
37.207 |
|
Sep. Now (ρ) |
37.207" |
|
| Mag pri |
7.55 |
|
Mag sec |
9.89 |
|
delta mag (ΔM) |
2.34 |
|
Spectral class |
K2 (yellow-orange) |
|
| Pri motion ra |
-013 |
|
Sec motion ra |
+004 |
|
| Pri motion dec |
-032 |
|
Sec motion dec |
+001 |
|
| Notes |
L
(Linear solution) |
|
rPM=1.075
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 189638 |
|
Constellation |
Vulpecula |
|
SAO |
88043 |
|
Tycho2 |
2145-00643-1 |
|
| Gaia DR2 |
1835019696300206976 |
|
HD |
189638 |
|
GC |
27722 |
|
