18551+4748 KOI 748 AB
18h 55m 03.71s +47° 48' 15.4" P.A. 75.00 sep 3.0 mag 13.10,17.90
| Coord 2000 |
18551+4748 |
|
Discov num |
KOI 748 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 55 03.71 +47 48 15.4 |
|
| Date first |
2010 |
|
Date last |
2010 |
|
Obs |
1 |
|
| Pa first |
75 |
|
Pa last |
74.5 |
|
P.A. Now (θ) |
74.5° |
|
| Sep first |
3.0 |
|
Sep last |
2.986 |
|
Sep. Now (ρ) |
2.986" |
|
| Mag pri |
13.10 |
|
Mag sec |
17.90 |
|
delta mag (ΔM) |
4.8 |
|
Spectral class |
|
|
| Pri motion ra |
-044 |
|
Sec motion ra |
|
|
| Pri motion dec |
+021 |
|
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.
18551+4748 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
18 55 04 +47 48 15 |
KOI 748 AB |
2010 |
1 |
75 |
3.0 |
13.10 |
17.90 |
4.80 |
|
<=== |
| Show |
|
|
18 55 04 +47 48 15 |
KOI 748 AC |
2010 |
1 |
54 |
3.6 |
13.10 |
17.70 |
4.60 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Draco |
|
Gaia DR2 |
2131631787002387712 |
|
