00188+0017 WAA   3

 
 
00h 18m 49.08s +00 16' 32.1" P.A. 131 sep 6.9 mag 19.30,20.90 Sp M2+M4
 
 
Coord 2000
00188+0017
Discov num
WAA   3
Comp
Coord arcsec 2000
00 18 49.08 +00 16 32.1
Date first
1951
Date last
2015
Obs
8
Pa first
131
Pa last
131
P.A. Now (θ)
131°
Sep first
6.4
Sep last
6.9
Sep. Now (ρ)
6.9"
Mag pri
19.30
Mag sec
20.90
delta mag (ΔM)
1.6
Spectral class
M2+M4 (red/red)
Pri motion ra
-004
Sec motion ra
Pri motion dec
-022
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
130.9
Precise sep
6.946
Constellation
Pisces
SAO
109131
Gaia DR2
70011368576
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00188+0017 WAA 3 2001 1 133 6.9 19.30 20.90 M2+M4 001849.08+001632.1
00188+0017 WAA 3 2005 7 132 6.8 19.30 20.90 M2 M4 001849.08+001632.1
00188+0017 WAA 3 2015 8 131 6.9 19.30 20.90 M2+M4 001849.08+001632.1

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