12242+6655 LDS2641

 
 
12h 24m 15.24s +66 54' 37.0" P.A. 208 sep 11 mag 16.40,18.80 Sp M1.7+M3.5
 
 
Coord 2000
12242+6655
Discov num
LDS2641
Comp
Coord arcsec 2000
12 24 15.24 +66 54 37.0
Date first
1966
Date last
2010
Obs
4
Pa first
208
Pa last
208
P.A. Now (θ)
208°
Sep first
11.0
Sep last
11.0
Sep. Now (ρ)
11"
Mag pri
16.40
Mag sec
18.80
delta mag (ΔM)
2.4
Spectral class
M1.7+M3.5 (red/red)
Pri motion ra
-058
Sec motion ra
-061
Pri motion dec
+039
Sec motion dec
+038
Notes
N V (See Notes, Proper motion indicates physical)
rPM=0.044 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
207.9
Precise sep
11.01
Cdsa2 id
LDS 2641
Constellation
Draco
Ra deg
12.404233333333334
De deg
66.91027777777778
last precise pa
207.9
last precise sep
11.01
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12242+6655 LDS2641 1999 2 207 11.1 16.40 18.80 D 122415.27+665437.1
12242+6655 LDS2641 2000 3 207 11.1 16.40 18.80 M1.7+M3.5 NVD 122415.27+665437.1
12242+6655 LDS2641 2010 4 207 10.1 16.40 18.80 M1.7+M3.5 V 122415.24+665437.0

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