00524-6930 DUN   2 (Lam1 Tuc)

 
 
00h 52m 24.52s -69 30' 13.6" P.A. 82 sep 20.4 mag 6.70,7.35 Sp F7IV-V dist. 63.29 pc (206.45 l.y.)
 
 
Coord 2000
00524-6930
Discov num
DUN   2
Comp
Coord arcsec 2000
00 52 24.52 -69 30 13.6
Date first
1834
Date last
2015
Obs
37
Pa first
77
Pa last
82
P.A. Now (θ)
82°
Sep first
22.5
Sep last
20.4
Sep. Now (ρ)
20.4"
Mag pri
6.70
Mag sec
7.35
delta mag (ΔM)
0.65
Spectral class
F7IV-V (yellow-white)
Pri motion ra
+004
Sec motion ra
-003
Pri motion dec
-069
Sec motion dec
-060
Notes
N V (See Notes, Proper motion indicates physical)
rPM=0.165 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
81.5
Precise sep
20.426
Name
Lam1 Tuc
Cdsa2 id
DUN 2
Constellation
Tucana
SAO
248269
HIP
4084
Tycho2
9135-01891-1
HD
5190
HR
252
GC
1056
CD
CD-70 38
CP
CP-70 37
Bayer
Lambda 1 Tucanae
Bayer name
Lam1 Tuc
Ra deg
0.8734777777777778
De deg
-69.50377777777778
Distance
63.29
Distance ly
206.45
last precise pa
81.5
last precise sep
20.426
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00524-6930 DUN 2 1998 29 81 20.4 6.70 7.35 F7IV-V N D 005224.52-693013.6
00524-6930 DUN 2 2008 31 82 20.6 6.70 7.35 F7IV-V NVD 005224.52-693013.6
00524-6930 DUN 2 2009 33 82 20.4 6.70 7.35 F7IV-V NVD 005224.52-693013.6
00524-6930 DUN 2 2013 35 82 20.0 6.70 7.35 F7IV-V NVD 005224.52-693013.6
00524-6930 DUN 2 2015 37 82 20.4 6.70 7.35 F7IV-V NV 005224.52-693013.6

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