20077+3709 POP 190 AC
20h 07m 40.47s +37° 08' 56.6" P.A. 230.00 sep 40.8 mag 11.74,12.70 Sp F2III
| Coord 2000 |
20077+3709 |
|
Discov num |
POP 190 |
|
Comp |
AC |
|
Coord arcsec 2000 |
20 07 40.47 +37 08 56.6 |
|
| Date first |
1984 |
|
Date last |
2015 |
|
Obs |
4 |
|
| Pa first |
230 |
|
Pa last |
229.5 |
|
P.A. Now (θ) |
229.5° |
|
| Sep first |
40.8 |
|
Sep last |
40.824 |
|
Sep. Now (ρ) |
40.824" |
|
| Mag pri |
11.74 |
|
Mag sec |
12.70 |
|
delta mag (ΔM) |
0.96 |
|
Spectral class |
F2III (yellow-white) |
|
| Pri motion ra |
-002 |
|
Sec motion ra |
+001 |
|
| Pri motion dec |
-007 |
|
Sec motion dec |
-010 |
|
| Notes |
|
|
rPM=0.422
Nature of this double is uncertain.
20077+3709 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 07 40 +37 08 57 |
POP 190 AB |
2015 |
8 |
186 |
5.6 |
11.74 |
12.60 |
0.86 |
|
|
| Show |
|
|
20 07 40 +37 08 57 |
POP 190 AC |
2015 |
4 |
230 |
40.8 |
11.74 |
12.70 |
0.96 |
|
<=== |
| Show |
|
|
20 07 38 +37 08 30 |
POP 190 CD |
2015 |
4 |
310 |
4.4 |
12.70 |
14.20 |
1.50 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2683-01251-1 |
|
Gaia DR2 |
2060030039314982272 |
|
