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
V (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
Constellation
Draco
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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