21523+2345 CVR 253

 
 
21h 52m 16.13s +23 44' 30.1" P.A. 98 sep 39.9 mag 17.90,19.00 Sp M5+M5
 
 
Coord 2000
21523+2345
Discov num
CVR 253
Comp
Coord arcsec 2000
21 52 16.13 +23 44 30.1
Date first
1999
Date last
2010
Obs
3
Pa first
98
Pa last
98
P.A. Now (θ)
98°
Sep first
40.0
Sep last
39.9
Sep. Now (ρ)
39.9"
Mag pri
17.90
Mag sec
19.00
delta mag (ΔM)
1.1
Spectral class
M5+M5 (red/red)
Pri motion ra
-009
Sec motion ra
-008
Pri motion dec
-070
Sec motion dec
-070
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.014 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
98.1
Precise sep
39.93
Constellation
Pegasus
last precise pa
98.1
last precise sep
39.93
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21523+2345 CVR 253 2009 1 98 40.2 17.90 19.00 M5+M5 V R 215216.13+234430.1
21523+2345 CVR 253 2010 3 98 40.0 17.90 19.00 M5+M5 V R 215216.13+234430.1

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