19497+1842 J  3344

 
 
19h 49m 38.06s +18 42' 03.9" P.A. 301 sep 9.8 mag 12.15,12.50
 
 
Coord 2000
19497+1842
Discov num
J  3344
Comp
Coord arcsec 2000
19 49 38.06 +18 42 03.9
Date first
1944
Date last
2010
Obs
4
Pa first
305
Pa last
301
P.A. Now (θ)
301°
Sep first
5.0
Sep last
9.8
Sep. Now (ρ)
9.8"
Mag pri
12.15
Mag sec
12.50
delta mag (ΔM)
0.35
Spectral class
Pri motion ra
+006
Sec motion ra
Pri motion dec
+001
Sec motion dec
Notes
I (Identification uncertain)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
301.2
Precise sep
9.82
Constellation
Sagitta
Tycho2
1619-00259-1
last precise pa
301.2
last precise sep
9.82
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19497+1842 J 3344 1944 1 305 5.0 12.15 12.50 I 194938.07+184204.0
19497+1842 J 3344 2000 2 302 9.8 12.15 12.50 I 194938.06+184203.9
19497+1842 J 3344 2001 4 302 9.8 12.15 12.50 DI 194938.06+184203.9
19497+1842 J 3344 2010 4 302 9.4 12.15 12.50 I 194938.06+184203.9

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