17419+7209 PIN  11AE

 
 
17h 41m 56.36s +72 08' 55.8" P.A. 144.00 sep 69.0 mag 3.50,14.18 Sp F5IV-+L? dist. 22.84 pc (74.5 l.y.)
 
 
Coord 2000
17419+7209
Discov num
PIN  11
Comp
AE
Coord arcsec 2000
17 41 56.36 +72 08 55.8
Date first
1999
Date last
1999
Obs
1
Pa first
144
Pa last
144
P.A. Now (θ)
144°
Sep first
69.0
Sep last
69.0
Sep. Now (ρ)
69"
Mag pri
3.50
Mag sec
14.18
delta mag (ΔM)
10.68
Spectral class
F5IV-+L? (yellow-white/very deep red)
Pri motion ra
+027
Sec motion ra
Pri motion dec
-270
Sec motion dec
Notes
N K (See Notes, K-band or other infrared magnitudes)
Visually invisible, K-band or other infrared star
Nature of this double is uncertain.
 
 
17419+7209 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show Dziban 8890 17 41 56 +72 08 56 STF 2241 AB 2019 182 14 29.6 4.60 5.59 0.99 Y
Show 8890 17 41 56 +72 08 56 STF 2241 AC 2004 14 107 78.1 4.60 11.05 6.45
Show 8890 17 41 56 +72 08 56 STF 2241 AD 2004 3 66 105.9 4.60 12.98 8.38
Show 8890 17 41 56 +72 08 56 PIN 11 AE 1999 1 144 69.0 3.50 14.18 10.68 <===
Show 8890 17 42 13 +72 08 32 STF 2241 CD 2015 8 19 69.4 11.05 12.98 1.93
Quintuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
144.1
Precise sep
69.02
Constellation
Draco
SAO
8890
HIP
86614
Tycho2
4436-01425-1
Gaia DR2
1651268660202647296
HD
162003
HR
6636
GC
24089
GL
Gl 694.1A
BD
BD+72 804
Flamsteed
31 Draconis
Flamsteed name
31 Dra
Distance
22.84
Distance ly
74.5
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17419+7209 PIN 11 AE 1999 1 144 69.0 3.50 14.18 F5IV- L? N K 174156.31+720858.2

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