02020+0246 PWL 1 AC
02h 02m 02.80s +02° 45' 49.4" P.A. 63.00 sep 404.9 mag 4.10,8.25 Sp A3m dist. 46.17 pc (150.61 l.y.)
Coord 2000 |
02020+0246 |
|
Discov num |
PWL 1 |
|
Comp |
AC |
|
Coord arcsec 2000 |
02 02 02.80 +02 45 49.4 |
|
Date first |
1856 |
|
Date last |
2006 |
|
Obs |
9 |
|
Pa first |
62 |
|
Pa last |
63.3 |
|
P.A. Now (θ) |
63.3° |
|
Sep first |
406.1 |
|
Sep last |
404.88 |
|
Sep. Now (ρ) |
404.88" |
|
Mag pri |
4.10 |
|
Mag sec |
8.25 |
|
delta mag (ΔM) |
4.15 |
|
Spectral class |
A3m (white) |
|
Pri motion ra |
+033 |
|
Sec motion ra |
+036 |
|
Pri motion dec |
+000 |
|
Sec motion dec |
-010 |
|
Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
rPM=0.279 (< 0.3, Physical double)
This double is physical.
02020+0246 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
Alrescha |
110291 |
02 02 03 +02 45 49 |
STF 202 AB |
2019 |
631 |
264 |
1.9 |
4.10 |
5.17 |
1.07 |
Y |
|
Show |
|
110291 |
02 02 03 +02 45 49 |
PWL 1 AC |
2006 |
9 |
63 |
404.9 |
4.10 |
8.25 |
4.15 |
|
<=== |
Show |
|
110291 |
02 02 03 +02 45 49 |
PWL 1 AD |
2006 |
9 |
335 |
434.5 |
4.10 |
8.59 |
4.49 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Common name |
Alrescha |
|
Var name |
NSV705 Psc |
|
Constellation |
Pisces |
|
SAO |
110291 |
|
HIP |
9487 |
|
Tycho2 |
0040-01338-1 |
|
Gaia DR2 |
2517584007848935808 |
|
HD |
12446 |
|
HR |
596 |
|
GC |
2452 |
|
ADS |
1615 |
|
BD |
BD+02 320 |
|
Bayer |
Alpha Piscium |
|
Bayer name |
Alp Psc |
|
Flamsteed |
113 Piscium |
|
Flamsteed name |
113 Psc |
|
Distance |
46.17 |
|
Distance ly |
150.61 |
|
Bayer greek |
α Psc |
|
Other names |
Alrisha, Alresha, Kaitain, Okda |
|