15318+4054 KZA 97 AB,D
15h 31m 46.99s +40° 53' 57.7" P.A. 319.00 sep 117.8 mag 5.01,14.19 Sp A5V dist. 119.05 pc (388.34 l.y.)
Coord 2000 |
15318+4054 |
|
Discov num |
KZA 97 |
|
Comp |
AB,D |
|
Coord arcsec 2000 |
15 31 46.99 +40 53 57.7 |
|
Date first |
1984 |
|
Date last |
2020 |
|
Obs |
7 |
|
Pa first |
320 |
|
Pa last |
318.6 |
|
P.A. Now (θ) |
318.6° |
|
Sep first |
121.1 |
|
Sep last |
117.8 |
|
Sep. Now (ρ) |
117.8" |
|
Mag pri |
5.01 |
|
Mag sec |
14.19 |
|
delta mag (ΔM) |
9.18 |
|
Spectral class |
A5V (white) |
|
Pri motion ra |
-014 |
|
Sec motion ra |
-001 |
|
Pri motion dec |
-013 |
|
Sec motion dec |
-022 |
|
Notes |
N
(See Notes) |
|
rPM=0.718
Nature of this double is uncertain.
15318+4054 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
45590 |
15 31 47 +40 53 58 |
A 1634 AB |
2015 |
59 |
212 |
0.1 |
5.80 |
5.80 |
0.00 |
Y |
|
Show |
Nu2 Boo |
45590 |
15 31 47 +40 53 58 |
BU 1450 AB,C |
2020 |
8 |
89 |
93.8 |
5.01 |
13.94 |
8.93 |
|
|
Show |
|
45590 |
15 31 47 +40 53 58 |
KZA 97 AB,D |
2020 |
7 |
319 |
117.8 |
5.01 |
14.19 |
9.18 |
|
<=== |
Quadruple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Bootes |
|
SAO |
45590 |
|
HIP |
76041 |
|
Tycho2 |
3055-02340-1 |
|
Gaia DR2 |
1389871281210807040 |
|
HD |
138629 |
|
HR |
5774 |
|
GC |
20883 |
|
ADS |
9688 |
|
BD |
BD+41 2611 |
|
Bayer |
Nu 2 Bootis |
|
Bayer name |
Nu2 Boo |
|
Distance |
119.05 |
|
Distance ly |
388.34 |
|
Bayer greek |
ν2 Boo |
|