16221+0102 LUH 11 (Sig Ser)
16h 22m 04.34s +01° 01' 44.5" P.A. 132.00 sep 43.0 mag 4.09,7.82 Sp F0V+M2V dist. 27.27 pc (88.95 l.y.)
Coord 2000 |
16221+0102 |
|
Discov num |
LUH 11 |
|
Comp |
|
|
Coord arcsec 2000 |
16 22 04.34 +01 01 44.5 |
|
Date first |
2000 |
|
Date last |
2016 |
|
Obs |
7 |
|
Pa first |
133 |
|
Pa last |
132.2 |
|
P.A. Now (θ) |
132.2° |
|
Sep first |
42.9 |
|
Sep last |
42.989 |
|
Sep. Now (ρ) |
42.989" |
|
Mag pri |
4.09 |
|
Mag sec |
7.82 |
|
delta mag (ΔM) |
3.73 |
|
Spectral class |
F0V+M2V (yellow-white/red) |
|
Pri motion ra |
-158 |
|
Sec motion ra |
-155 |
|
Pri motion dec |
+050 |
|
Sec motion dec |
+055 |
|
Notes |
N
V
K
(See Notes, Proper motion indicates physical, 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
rPM=0.035 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
Sig Ser |
|
Constellation |
Serpens |
|
SAO |
121540 |
|
HIP |
80179 |
|
Tycho2 |
0368-01592-1 |
|
Gaia DR2 |
4408631032806478208 |
|
HD |
147449 |
|
HR |
6093 |
|
GC |
22007 |
|
GL |
NN 3952 |
|
BD |
BD+01 3215 |
|
Bayer |
Sigma Serpentis |
|
Bayer name |
Sig Ser |
|
Flamsteed |
50 Serpentis |
|
Flamsteed name |
50 Ser |
|
FK5 |
1427 |
|
Distance |
27.27 |
|
Distance ly |
88.95 |
|
Bayer greek |
σ Ser |
|