12487+6019 MET 61 AB
12h 48m 39.46s +60° 19' 11.3" P.A. 285.00 sep 0.8 mag 4.55,17.27 Sp F5V dist. 24.04 pc (78.42 l.y.)
Coord 2000
12487+6019
Discov num
MET 61
Comp
AB
Coord arcsec 2000
12 48 39.46 +60 19 11.3
Date first
2004
Date last
2014
Obs
2
Pa first
117
Pa last
284.6
P.A. Now (θ)
284.6°
Sep first
3.8
Sep last
0.762
Sep. Now (ρ)
0.762"
Mag pri
4.55
Mag sec
17.27
delta mag (ΔM)
12.72
Spectral class
F5V (yellow-white)
Pri motion ra
+108
Sec motion ra
Pri motion dec
-031
Sec motion dec
Notes
N
K
(See Notes, K-band or other infrared magnitudes)
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
Nature of this double is uncertain.
12487+6019 SYSTEM COMPONENTS
Show
name
SAO
coord
wds_name
last
obs
pa
sep
mag1
mag2
d_mag
orb
current
Show
12 48 39 +60 19 11
YSC 46 Aa,Ab
2014
6
200
0.1
5.90
9.10
3.20
Show
15907
12 48 39 +60 19 11
MET 61 AB
2014
2
285
0.8
4.55
17.27
12.72
<===
Show
12 48 39 +60 19 11
SHY 66 AC
1999
3
138
999.9
5.89
6.88
0.99
Show
12 48 39 +60 19 11
SHY 66 AD
1999
3
119
999.9
5.89
9.86
3.97
Quintuple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation
Ursa Major
SAO
15907
HIP
62512
Tycho2
4162-01200-1
Gaia DR2
1579858609793019264
HD
111456
HR
4867
GL
Wo 9417
BD
BD+61 1320
Distance
24.04
Distance ly
78.42
SUSPECTED ORBITAL ELEMENTS
Identifier 12487+6019 GJ 9417
coord_arcsec_2000 124839.34+601911.6
Period (P) 1574d (4.31y) ± 170
Periastron (T) 48566d (1991.845y) ± 258
Semi-major axis (a) 43.9m ± 2.3
Eccentricity (e) 0.14 ± 0.13
Inclination (i) 107° ± 2
Longitude of periastron (ω) 164° ± 63
Node (Ω) 30° ± 90
Notes
Reference Gln2007
Equinox
Last observation 1991
Grade 9 (1=Definitive, 9=Indet.)
label
theta
rho
2000-01-01
243.7
0.019
2001-01-01
195.5
0.031
2002-01-01
53.8
0.029
2003-01-01
27.5
0.049
2004-01-01
320.0
0.013
2005-01-01
207.3
0.038
2006-01-01
85.4
0.016
2007-01-01
33.4
0.049
2008-01-01
5.2
0.026
2009-01-01
217.9
0.035
2010-01-01
159.0
0.016
2011-01-01
40.0
0.043
2012-01-01
18.7
0.040
2013-01-01
235.9
0.022
2014-01-01
191.7
0.028
2015-01-01
50.2
0.032
2016-01-01
26.1
0.048
2017-01-01
298.4
0.012
2018-01-01
204.9
0.037
2019-01-01
74.2
0.019
2020-01-01
32.0
0.050
2021-01-01
359.6
0.023
2022-01-01
215.2
0.036
2023-01-01
143.8
0.014
2024-01-01
38.3
0.045
2025-01-01
16.4
0.037
2026-01-01
230.1
0.026
2027-01-01
187.0
0.025
2028-01-01
47.3
0.035
2029-01-01
24.6
0.047
2030-01-01
276.5
0.013
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
Measures: green=micrometric, blue=interferometric, purple=photographic
WDS 12487+6019 MET 61 AB : NOTES
discov_num
notes
refcode
SHY 66
AC: HIP 62512 + HIP 64532. C component = A component of 13136+5643.
SHY 66
AD: HIP 62512 + HIP 65327.
REFERENCES
refcode
metd
author
reference
Met2003
Ao j
Metchev, S.A., Hillenbrand, L.A., & White, R.J.
2003ApJ...582.1102M
Met2003
ApJ 582, 1102, 2003
Met2004a
A j
Metchev, S.A. & Hillenbrand, L.A.
2004ApJ...617.1330M
Met2004a
+Ao
ApJ 617, 1330, 2004
Met2004b
Ao -
Metchev, S.A. & Hillenbrand, L.A.
2004ASPC..324..238M
Met2004b
ASP Conf. 324, 238, 2004
Met2004b
(Exact dates not given. Default date = decade of publication added. Theta
Met2004b
estimated from their Figure 2.)
Met2006
A j
Metchev, S.A. & Hillenbrand, L.A.
2006ApJ...651.1166M
Met2006
ApJ 651, 1166, 2006
Met2009
A j
Metchev, S.A. & Hillenbrand, L.A.
2009ApJS..181...62M
Met2009
+Ao
ApJS 181, 62, 2009
Met2009b
A j
Metchev, S., Marois, C., & Zuckerman, B.
2009ApJ...705L.204M
Met2009b
ApJ 705, L204, 2009
Shy2011
-
Shaya, E.J. & Olling, R.
2011ApJS..192....2S
Shy2011
ApJS 192, 2, 2011
Shy2011
(Statistical analysis of probability that wide Hipparcos pairs are physical. Pairs
Shy2011
added to WDS only if probability 90% or greater.)
YSC
Yale-Southern Connecticut (from additional DD list - see HOR)
...................
WDS HISTORIC DATA
coord_2000
discov_num
comp
epoch
obs
pa
sep
mag_pri
mag_sec
spectr
notes
coord_arcsec_2000
12487+6019
MET 61
AB
2004
1
117
3.8
5.85
19.00
F5V
D
124839.46+601911.3
12487+6019
MET 61
AB
2014
2
285
0.8
4.55
17.27
F5V
N K
124839.46+601911.3
If you need more information about this double, apply for a
data request form to the WDS.
WDS 12487+6019 MET 61 AB : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 12487+6019 MET 61 AB : MEASURES
No records found.
WDS 12487+6019 : VIRTUAL EYEPIECE
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
WDS 12487+6019 : ALADIN DSS IMAGE @ 12h 48m 39.46s +60° 19' 11.3"
DSS color
DSS blue
2MASS
AllWISE
GALEX
SDSS9
XMM
PanSTARRS
WDS 12487+6019 MET 61 AB : NEIGHBORHOODS
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Show
name
coord_2000
discov#
comp
pa
sep
dist(')
Show
12487+6019
YSC 46
Aa,Ab
200
0.1
Show
12487+6019
MET 61
AB
285
0.8
Show
12487+6019
SHY 66
AC
138
999.9
Show
12487+6019
SHY 66
AD
119
999.9
Show
12506+6015
TDS8550
357
0.9
15
Show
12461+6016
CVR1466
154
3.0
20
Show
12510+5959
HU 1140
261
0.6
27
Show
12461+6047
SLW 770
109.4
34
Show
12436+6001
LAF 48
AB
301
1.9
43
Show
12436+6001
LAF 48
AC
134
14.1
43
Show
12488+6104
KPP1962
301
15.5
46
Show
12483+6110
ZHN 21
225
221.5
51
Show
12417+6007
SKF1738
18
4.8
54
Show
12566+6046
CVR1478
54
3.6
65
Show
12431+6109
LDS2320
303
24.4
65
Show
12555+5937
HDS1812
304
5.3
67
Show
12490+6125
TDS8536
115
0.4
67
Show
12578+6006
LDS1349
298
103.7
70
Show
12500+5903
LDS1337
80
12.7
77
Show
12426+6121
CBL 393
147
6.3
77
Show
12436+5852
STT 254
189
0.3
96
Show
12583+5909
OSW 12
357
25.3
102
Show
12445+5841
LDS1335
7
34.9
103
Show
12511+5838
STI 750
142
3.4
104
Show
12448+6203
STI 749
189
4.7
108
Show
12397+5855
SLW 752
359
112.8
108
Show
12435+5838
KPP2553
1
23.1
109
Show
12575+6155
WIS 212
251
193.2
116
Show
13045+6014
LDS2663
113
38.0
116
Show
12467+5824
UC 2405
155
68.1
117
Show
13006+5904
FAR 15
237
16.1
118
Show
12334+6101
STI 747
296
12.3
120
Show
12420+6212
TDS 672
206
1.0
123
Show
13053+6052
MLR 154
Aa,Ab
87
0.1
127
Show
13053+6052
GII 26
AB
212
3.2
127
Show
12579+5834
UC 2440
72
56.1
127
Show
12546+5819
WIS 207
120
999.9
129
Show
12550+5810
STF1691
AB
275
18.5
139
Show
12550+5810
STF1691
AC
84
130.3
139
Show
12584+5822
HJ 2628
26
31.1
139
Show
12311+6116
LDS1314
219
22.8
141
Show
13061+5925
SLN 76
15
63.1
142
Show
12445+6244
BVD 319
34
9.3
149
Show
13073+6124
SLW 825
25
167.0
151
Show
12320+5853
ES 1789
204
1.7
153
Show
13056+6153
LDS2665
221
17.4
154
Show
12582+6242
TDS8616
2
0.5
159
Show
12581+5758
LDS1350
182
2.8
159
Show
12361+6231
LDS2654
303
16.5
159
Show
13014+6231
MLB 350
57
3.4
161
Show
12350+5814
STF1660
118
19.7
164
WDS 12487+6019 : COMPONENTS
A
Ab
B
C
Ab
pa=190.4°
sep=0.09"
B
pa=297.7°
sep=0.41"
pa=308.7°
sep=0.45"
C
pa=156.0°
sep=8178.79"
pa=156.0°
sep=8178.71"
pa=156.0°
sep=8179.12"
D
pa=137.6°
sep=6516.66"
pa=137.6°
sep=6516.61"
pa=137.6°
sep=6517.06"
pa=22.5°
sep=2875.16"
12487+6019 A
Coord arcsec 2000
124839.46+601911.3
Mag
4.55
Spectral class
F5V (yellow-white)
PmRA
108.00
PmDE
-31.0
12487+6019 Ab
Coord arcsec 2000
124839.46+601911.2
Mag
9.1
Calc delta mag
3.2
Calc coord
yes
12487+6019 B
Coord arcsec 2000
124839.41+601911.5
Mag
17.27
Calc delta mag
11.37
Calc coord
yes
12487+6019 C
Coord arcsec 2000
125605.55+581519.9
Mag
6.88
Spectral class
G1Va (yellow)
PmRA
113.00
PmDE
-20.0
Calc delta mag
0.98
Calc coord
yes
12487+6019 D
Coord arcsec 2000
125825.34+585939.7
Mag
9.86
Spectral class
K5 (yellow-orange)
PmRA
119.00
PmDE
-20.0
Calc delta mag
3.96
Calc coord
yes