03452+4235 ES 2601AB (Nu Per)

 
 
03h 45m 11.63s +42 34' 42.8" P.A. 50 sep 31.6 mag 3.81,12.10 Sp F5II dist. 170.65 pc (556.66 l.y.)
 
 
Coord 2000
03452+4235
Discov num
ES 2601
Comp
AB
Coord arcsec 2000
03 45 11.63 +42 34 42.8
Date first
1916
Date last
2009
Obs
5
Pa first
47
Pa last
50
P.A. Now (θ)
50°
Sep first
31.4
Sep last
31.6
Sep. Now (ρ)
31.6"
Mag pri
3.81
Mag sec
12.10
delta mag (ΔM)
8.29
Spectral class
F5II (yellow-white)
Pri motion ra
-015
Sec motion ra
Pri motion dec
+003
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
03452+4235 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show Nu Per 39078 03452+4235 ES 2601 AB 1916 2009 5 50 31.6 3.81 12.10 8.29 <===
Show 39078 03452+4235 STG 3 AC 1924 2009 4 186 55.7 3.81 13.20 9.39
Show 39078 03452+4235 DAL 47 AD 2009 2009 1 72 22.8 3.81 13.80 9.99
Show 03452+4235 DAL 47 BE 2009 2009 1 268 7.7 11.90 14.30 2.40
Quintuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
49.9
Precise sep
31.56
Name
Nu Per
Constellation
Perseus
SAO
39078
HIP
17529
Tycho2
2871-02573-1
HD
23230
HR
1135
GC
4474
BD
BD+42 815
Bayer
Nu Persei
Bayer name
Nu Per
Flamsteed
41 Persei
Flamsteed name
41 Per
Distance
170.65
Distance ly
556.66
last precise pa
49.9
last precise sep
31.56
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
03452+4235 ES 2601 AB 1999 3 49 32.4 3.77 11.90 F5II N D 034511.64+423442.8
03452+4235 ES 2601 AB 2009 4 50 31.6 3.77 11.90 F5II N D 034511.64+423442.8

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