19480+2447 DOO  11

 
 
19h 48m 21.40s +24 52' 56.8" P.A. 281 sep 2.3 mag 9.98,10.87 Sp K7
 
 
Coord 2000
19480+2447
Discov num
DOO  11
Comp
Coord arcsec 2000
19 48 21.40 +24 52 56.8
Date first
1900
Date last
2009
Obs
11
Pa first
280
Pa last
281
P.A. Now (θ)
281°
Sep first
2.6
Sep last
2.3
Sep. Now (ρ)
2.3"
Mag pri
9.98
Mag sec
10.87
delta mag (ΔM)
0.89
Spectral class
K7 (yellow-orange)
Pri motion ra
+007
Sec motion ra
+000
Pri motion dec
-002
Sec motion dec
+004
Notes
N (See Notes)
rPM=1.266
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
280.7
Precise sep
2.29
Constellation
Vulpecula
Tycho2
2143-00220-1
last precise pa
280.7
last precise sep
2.29
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19480+2447 DOO 11 2002 7 281 2.8 9.98 10.87 K7 N 194821.40+245256.8
19480+2447 DOO 11 2009 9 281 2.3 9.98 10.87 K7 N 194821.40+245256.8

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