04021+6417 HEI 638

 
 
04h 02m 06.48s +64 16' 52.8" P.A. 330 sep 2.2 mag 11.50,13.00
 
 
Coord 2000
04021+6417
Discov num
HEI 638
Comp
Coord arcsec 2000
04 02 06.48 +64 16 52.8
Date first
1989
Date last
2015
Obs
2
Pa first
330
Pa last
330
P.A. Now (θ)
330°
Sep first
1.9
Sep last
2.2
Sep. Now (ρ)
2.2"
Mag pri
11.50
Mag sec
13.00
delta mag (ΔM)
1.5
Spectral class
Pri motion ra
-008
Sec motion ra
Pri motion dec
+004
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
330.1
Precise sep
2.17
Constellation
Camelopardalis
Tycho2
4072-01171-1
last precise pa
330.1
last precise sep
2.17
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
04021+6417 HEI 638 1989 1 330 1.9 11.50 13.00 040206.48+641652.8
04021+6417 HEI 638 2015 2 327 2.3 11.50 13.00 040206.48+641652.8

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