19475+4014 KOI 639 AB
19h 47m 32.58s +40° 13' 41.6" P.A. 357.00 sep 3.4 mag 12.20,18.60
| Coord 2000 |
19475+4014 |
|
Discov num |
KOI 639 |
|
Comp |
AB |
|
Coord arcsec 2000 |
19 47 32.58 +40 13 41.6 |
|
| Date first |
2010 |
|
Date last |
2010 |
|
Obs |
1 |
|
| Pa first |
357 |
|
Pa last |
357.2 |
|
P.A. Now (θ) |
357.2° |
|
| Sep first |
3.4 |
|
Sep last |
3.382 |
|
Sep. Now (ρ) |
3.382" |
|
| Mag pri |
12.20 |
|
Mag sec |
18.60 |
|
delta mag (ΔM) |
6.4 |
|
Spectral class |
|
|
| Pri motion ra |
-007 |
|
Sec motion ra |
|
|
| Pri motion dec |
-010 |
|
Sec motion dec |
|
|
| Notes |
K
(K-band or other infrared magnitudes) |
|
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
Nature of this double is uncertain.
19475+4014 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
19 47 33 +40 13 42 |
KOI 639 AB |
2010 |
1 |
357 |
3.4 |
12.20 |
18.60 |
6.40 |
|
<=== |
| Show |
|
|
19 47 33 +40 13 42 |
KOI 639 AC |
2010 |
1 |
176 |
3.5 |
12.20 |
17.50 |
5.30 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Gaia DR2 |
2073719238270085504 |
|
