21580+6722 MLB 307 AB
21h 57m 58.69s +67° 23' 06.1" P.A. 194.00 sep 62.0 mag 10.91,12.29
Coord 2000 |
21580+6722 |
|
Discov num |
MLB 307 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 57 58.69 +67 23 06.1 |
|
Date first |
1894 |
|
Date last |
2015 |
|
Obs |
8 |
|
Pa first |
195 |
|
Pa last |
193.6 |
|
P.A. Now (θ) |
193.6° |
|
Sep first |
64.7 |
|
Sep last |
61.984 |
|
Sep. Now (ρ) |
61.984" |
|
Mag pri |
10.91 |
|
Mag sec |
12.29 |
|
delta mag (ΔM) |
1.38 |
|
Spectral class |
|
|
Pri motion ra |
-006 |
|
Sec motion ra |
+000 |
|
Pri motion dec |
-016 |
|
Sec motion dec |
+008 |
|
Notes |
|
|
rPM=1.448
This double is not physical.
21580+6722 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
21 57 59 +67 23 06 |
MLB 307 AB |
2015 |
8 |
194 |
62.0 |
10.91 |
12.29 |
1.38 |
|
<=== |
Show |
|
|
21 57 56 +67 22 05 |
MLB 307 BC |
2015 |
4 |
152 |
3.1 |
12.29 |
12.80 |
0.51 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cepheus |
|
Tycho2 |
4274-00097-1 |
|
Gaia DR2 |
2219681812027659136 |
|