17535+5652 LDS1457 (Grumium)

 
 
17h 53m 31.73s +56 52' 21.5" P.A. 290 sep 315.7 mag 3.85,13.08 Sp K2III+M5V dist. 34.51 pc (112.57 l.y.)
 
 
Coord 2000
17535+5652
Discov num
LDS1457
Comp
Coord arcsec 2000
17 53 31.73 +56 52 21.5
Date first
1954
Date last
2010
Obs
6
Pa first
290
Pa last
290
P.A. Now (θ)
290°
Sep first
315.4
Sep last
315.7
Sep. Now (ρ)
315.7"
Mag pri
3.85
Mag sec
13.08
delta mag (ΔM)
9.23
Spectral class
K2III+M5V (yellow-orange/red)
Pri motion ra
+094
Sec motion ra
+091
Pri motion dec
+080
Sec motion dec
+075
Notes
N (See Notes)
rPM=0.047 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
290.1
Precise sep
315.7
Common name
Grumium
Meaning
jaw
Other names
GENAM, NODUS I
Constellation
Draco
SAO
30631
HIP
87585
Tycho2
3910-01710-1
HD
163588
HR
6688
GC
24364
BD
BD+56 2033
Bayer
Xi Draconis
Bayer name
Xi Dra
Flamsteed
32 Draconis
Flamsteed name
32 Dra
Distance
34.51
Distance ly
112.57
last precise pa
290.1
last precise sep
315.7
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17535+5652 LDS1457 1999 2 295 323.9 3.75 15.60 K2III N D 175331.63+565220.8
17535+5652 LDS1457 2003 5 290 316.1 3.85 13.08 K2III+M5V N 175331.73+565221.5
17535+5652 LDS1457 2010 6 290 315.7 3.85 13.08 K2III+M5V N 175331.73+565221.5

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