21439+0419 NSN   6

 
 
21h 43m 51.54s +04 19' 25.0" P.A. 339 sep 3.8 mag 13.30,17.00 Sp K9
 
 
Coord 2000
21439+0419
Discov num
NSN   6
Comp
Coord arcsec 2000
21 43 51.54 +04 19 25.0
Date first
1953
Date last
2016
Obs
7
Pa first
335
Pa last
339
P.A. Now (θ)
339°
Sep first
2.9
Sep last
3.8
Sep. Now (ρ)
3.8"
Mag pri
13.30
Mag sec
17.00
delta mag (ΔM)
3.7
Spectral class
K9 (yellow-orange)
Pri motion ra
-059
Sec motion ra
-056
Pri motion dec
-172
Sec motion dec
-170
Notes
V (Proper motion indicates physical)
rPM=0.02 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
339.4
Precise sep
3.801
Cdsa2 id
NSN 6
Constellation
Pegasus
Ra deg
21.73098333333333
De deg
4.323611111111111
last precise pa
339.4
last precise sep
3.801
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21439+0419 NSN 6 2016 7 339 3.8 13.30 17.00 K9 V 214351.54+041925.0

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