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Doubles in session


Current system
15277+4253
RAO 18 BC


Nearby doubles
6' : 15281+4257
KPP2315

21' : 15273+4313
LDS4555

24' : 15297+4252
JNN 278

35' : 15302+4235
BVD 241

41' : 15287+4215
HJ 1274

48' : 15282+4339
LDS4556

54' : 15236+4021
LDS4547

59' : 15265+4351
BU 1449

62' : 15229+4221
BVD 238

68' : 15271+4146
SLW1093

69' : 15264+4400
STT 296AB

69' : 15277+4402
KPP3291

74' : 15276+4140
TDS9522

76' : 15208+4242
A 573

77' : 15239+4149
NSN 665

77' : 15309+4145
KZA 92AB

79' : 15223+4203
COU1440

81' : 15274+4414
ES 1552

81' : 15272+4133
COU1443

81' : 15323+4356
CVR1633

85' : 15270+4128
LDS4554AB

86' : 15346+4331
STF1961AB

90' : 15333+4149
STF1956

96' : 15363+4300
COU1444

98' : 15357+4213
CVR1635

99' : 15192+4329
A 1630



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

15277+4253 RAO 18 BC

 
 
15h 27m 37.91s +42° 53' 23.2" P.A. 141.00 sep 0.3 mag 9.74,11.00 Sp K
 
 
Coord 2000 15277+4253 Discov num RAO  18 Comp BC Coord arcsec 2000 15 27 37.91 +42 53 23.2
Date first 2013 Date last 2018 Obs 4
Pa first 100 Pa last 140.5 P.A. Now (θ) 140.5°
Sep first 0.4 Sep last 0.281 Sep. Now (ρ) 0.281"
Mag pri 9.74 Mag sec 11.00 delta mag (ΔM) 1.26 Spectral class K (yellow-orange)
Pri motion ra -070 Sec motion ra
Pri motion dec -263 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
15277+4253 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 138004 45551 15 27 40 +42 52 53 KU 108 AB 2015 17 319 40.7 7.55 9.74 2.19
Show 15 27 38 +42 53 23 RAO 18 BC 2018 4 141 0.3 9.74 11.00 1.26 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Bootes Tycho2 3058-00653-1 Gaia DR2 1391009688062270208
 
 
WDS 15277+4253 RAO 18 BC : NOTES
 
 
discov_num notes refcode
KU 108 LDS5837.
NLTT 40312/40309 Chm2004
HJL 223. HJL1986
AB: A is SB1, P=16.55y. B is SB1, P=17.430d Tok2014d
 
 
REFERENCES
 
 
refcode metd author reference
Chm2004 E - Chaname, J. & Gould, A. 2004ApJ...601..289C
Chm2004 ApJ 601, 289, 2004
Chm2004 (Photometry, coordinates, and astrometry from rNLTT. Astrometry from early
Chm2004 versions of 2MASS and UCAC, with date given only as "circa 2000". Measures
Chm2004 identical to discovery observations - predominantly close pairs - were assumed
Chm2004 not new observations, so not included in WDS. Similar concerns when primary and
Chm2004 secondary magnitudes or proper motions were the same.)
HJL1986 Pa - Halbwachs, J.L. 1986A&AS...66..131H
HJL1986 A&AS 66, 131, 1986
HJL1986 (Possible CPM pairs from AGK2/3. Coarse astrometry, incl. mean 1950 dates, added
HJL1986 only for previously unknown pairs. Table 1: HJL 1 - 326, Table 2: HJL1001 - 1113)
Tok2014d E2 - Tokovinin, A. 2014AJ....147...86T
Tok2014d AJ 147, 86, 2014
 
 
DISCOVERER
 
 
idgroup discov author
1 KU Kustner, F.
10 RAO Robo AO (Palomar 60" AO project or KPNO 2.1m)
10 RAO Law, N.M., Morton, T., Baranec, C., Riddle, R., Ravichandran, G., Ziegler, C.,
10 RAO Johnson, J.A., Tendulkar, S.P., Bui, K., Burse, M.P., Das, H., Dekany, R., et al.
11 RAO Riddle, R.L., Tokovinin, A., Mason, B.D., Hartkopf, W.I., Roberts, L.C., Jr.,
11 RAO Baranec, C., Law, N.M., Bui, K., Burse, M.P., Das, H.K., Dekany, R.G.,
11 RAO Kulkarni, S., Punnadi, S., Ramaprakash, A.N., & Tendulkar, S.P.
16 RAO Baranec, C., Ziegler, C., Law, N.M., Morton, T., Riddle, R.L., Atkinson, D.,
16 RAO Schonhut, J., & Crepp, J.
17 RAO Ziegler, C., Law, N.M., Nicholas, M., Morton, T., Baranec, C., Riddle, R.L.,
17 RAO Atkinson, D., Baker, A., Roberts, S., & Ciardi, D.R.
18 RAO Schonhut-Stasik, J.S., Baranec, C., Huber, D., Ziegler, C., Atkinson, D., Gaidos,
18 RAO E., Law, N.M., Riddle, R., Hagelberg, J., van der Marel, N., & Hodapp, K.W.
19 RAO Hillenbrand, L.A., Zhang, C., Riddle, R.L., Baranec, C., Ziegler, C., Law, N.M. &
19 RAO Stauffer, J.
21 RAO Ziegler, C., Law, N.M., Baranec, C., Riddle, R., Duev, D.A., Howard, W.,
21 RAO Jensen-Clem, R., Kulkarni, S.R., Morton, T. & Salama, M.
22 RAO Ziegler, C., Law, N.M., Baranec, C., Morton, T., Riddle, R., De Lee, N., Huber, D.,
22 RAO Mahadevan, S. & Pepper, J.
23 RAO Bowler, B.P., Hinkley, S., Ziegler, C., Baranec, C., Gizis, J.E., Law, N.M., Liu,
23 RAO M.C., Shah, V.S., Shkolnik, E.L., Riaz, B. & Riddle, R.
24 RAO Schonhut-Stasik, J.S., Huber, D., Baranec, C., Lamman, C., Salama, M., Jensen-Clem,
24 RAO R., Duev, D.A., Riddle, R., Kulkarni, S.R. & Law, N.M.
25 RAO Lamman, C., Baranec, C., Berta-Thompson, Z.K., Law, N.M., Schonhut-Stasik, J.,
25 RAO Ziegler, C., Salama, M., Jensen-Clem, R., Duev, D.A., Riddle, R., Kulkarni, S.R.,
25 RAO Winters, J.G. & Irwin, J.M.
28 RAO Salama, M., Ou, J., Barance, C., Liu, M.C., Bowler, B.P., Barnes, P., Bonnet, M.,
28 RAO Chun, M., Duev, D.A., Goebel, S., Hall, D., Jacobson, S., Jensen-Clem, R., Law,
28 RAO N.M., Lockhart, C., Riddle, R., Situ, H., Warmbier, E. & Zhang, Z.
29 RAO Salama, M., Ziegler, C., Baranec, C., Liu, M.C., Law, N.M., Riddle, R., Henry,
29 RAO T.J., Winters, J.G., Jao, W.-C., Ou, J. & Ruiz, A.H.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15277+4253 RAO 18 BC 2013 1 98 0.4 9.74 9.70 K 152737.92+425323.2
15277+4253 RAO 18 BC 2015 2 113 0.4 9.74 11.00 K N 152737.91+425323.2
15277+4253 RAO 18 BC 2018 4 141 0.3 9.74 11.00 K N 152737.91+425323.2

If you need more information about this double, apply for a data request form to the WDS.

 
 
WDS 15277+4253 RAO 18 BC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 15277+4253 RAO 18 BC : MEASURES
 
 
No records found.

 
 
WDS 15277+4253 : VIRTUAL EYEPIECE
 
 

15277+4253 KU 108A mag 7.55 Sp G5 15277+4253 RAO 18B sep 40.5 P.A. 318.50 mag 9.74 Sp K 15277+4253 RAO 18C sep 40.2 P.A. 318.40 mag 11 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 15277+4253 : ALADIN DSS IMAGE @ 15h 27m 37.91s +42° 53' 23.2"
 
 
 
 
WDS 15277+4253 RAO 18 BC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

15277+4253 RAO 18BC distance=0' 15277+4253 KU 108AB distance=1' 15281+4257 KPP2315 distance=6' 15273+4313 LDS4555 distance=21' 15297+4252 JNN 278 distance=24' 15302+4235 BVD 241 distance=35' 15287+4215 HJ 1274 distance=41' 15282+4339 LDS4556 distance=48' 15236+4021 LDS4547 distance=54' 15265+4351 BU 1449 distance=59' 15229+4221 BVD 238 distance=62' 15271+4146 SLW1093 distance=68' 15264+4400 STT 296AB distance=69' 15264+4400 STT 296AC distance=69' 15264+4400 POP1221AD distance=69' 15277+4402 KPP3291 distance=69' 15276+4140 TDS9522 distance=74' 15208+4242 A 573 distance=76' 15239+4149 NSN 665 distance=77' 15309+4145 KZA 92AB distance=77' 15309+4145 KZA 92AC distance=77' 15223+4203 COU1440 distance=79' 15274+4414 ES 1552 distance=81' 15272+4133 COU1443 distance=81' 15323+4356 CVR1633 distance=81' 15270+4128 SKF1924BC distance=84' 15270+4128 LDS4554AB distance=85' 15346+4331 STF1961AB distance=86' 15346+4331 STF1961AC distance=86' 15333+4149 STF1956 distance=90' 15363+4300 COU1444 distance=96' 15357+4213 CVR1635 distance=98' 15192+4329 A 1630 distance=99' 15188+4314 UC 203 distance=100' 15193+4337 SLW1080 distance=102' 15351+4150 ES 1553 distance=106' 15189+4205 TDS9480 distance=108' 15335+4126 TDS9547 distance=109' 15355+4145 KZA 103 distance=110' 15211+4419 ES 625 distance=112' 15329+4117 SLW1105 distance=113' 15238+4448 BVD 240 distance=122' 15174+4348 STF1934AB distance=125' 15174+4348 STF1934AC distance=125' 15340+4110 KZA 101 distance=126' 15377+4355 COU1589 distance=127' 15318+4054 A 1634AB distance=129' 15318+4054 BU 1450AB,C distance=129' 15318+4054 KZA 97AB,D distance=129' 15294+4041 COU1273 distance=134' 15391+4352 DEA 53 distance=138' grafico limitrofi
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 15277+4253 RAO 18 BC 141 0.3
Show 15277+4253 KU 108 AB 319 40.7 1
Show 15281+4257 KPP2315 211 19.5 6
Show 15273+4313 LDS4555 116 62.3 21
Show 15297+4252 JNN 278 4 0.6 24
Show 15302+4235 BVD 241 251 18.0 35
Show 15287+4215 HJ 1274 311 6.9 41
Show 15282+4339 LDS4556 223 3.5 48
Show 15236+4021 LDS4547 184 11.4 54
Show 15265+4351 BU 1449 51 162.7 59
Show 15229+4221 BVD 238 293 13.0 62
Show 15271+4146 SLW1093 171 155.8 68
Show 15264+4400 STT 296 AB 273 2.3 69
Show 15264+4400 STT 296 AC 313 80.7 69
Show 15264+4400 POP1221 AD 346 68.4 69
Show 15277+4402 KPP3291 148 4.0 69
Show 15276+4140 TDS9522 153 1.3 74
Show 15208+4242 A 573 175 0.8 76
Show 15239+4149 NSN 665 286 3.4 77
Show 15309+4145 KZA 92 AB 280 15.3 77
Show 15309+4145 KZA 92 AC 333 26.6 77
Show 15223+4203 COU1440 353 0.9 79
Show 15274+4414 ES 1552 278 6.3 81
Show 15272+4133 COU1443 171 0.4 81
Show 15323+4356 CVR1633 24 4.9 81
Show 15270+4128 SKF1924 BC 1 34.3 84
Show 15270+4128 LDS4554 AB 67 224.5 85
Show 15346+4331 STF1961 AB 20 28.6 86
Show 15346+4331 STF1961 AC 326 56.1 86
Show 15333+4149 STF1956 225 0.3 90
Show 15363+4300 COU1444 311 1.0 96
Show 15357+4213 CVR1635 171 4.9 98
Show 15192+4329 A 1630 244 0.8 99
Show 15188+4314 UC 203 27 16.3 100
Show 15193+4337 SLW1080 222 169.6 102
Show 15351+4150 ES 1553 154 2.5 106
Show 15189+4205 TDS9480 167 2.2 108
Show 15335+4126 TDS9547 214 2.7 109
Show 15355+4145 KZA 103 65 17.2 110
Show 15211+4419 ES 625 249 1.8 112
Show 15329+4117 SLW1105 90 11.8 113
Show 15238+4448 BVD 240 86 26.3 122
Show 15174+4348 STF1934 AB 13 9.8 125
Show 15174+4348 STF1934 AC 217 138.9 125
Show 15340+4110 KZA 101 205 9.4 126
Show 15377+4355 COU1589 13 0.8 127
Show 15318+4054 A 1634 AB 212 0.1 129
Show 15318+4054 BU 1450 AB,C 89 93.8 129
Show 15318+4054 KZA 97 AB,D 319 117.8 129
Show 15294+4041 COU1273 141 1.2 134
Show 15391+4352 DEA 53 295 42.1 138

 
 
WDS 15277+4253 : COMPONENTS
 
 
  A B
B pa=318.5°
sep=40.46"
 
C pa=318.4°
sep=40.21"
pa=148.9°
sep=0.25"
 
 
15277+4253 A
 
 
Name HD 138004 Coord arcsec 2000 152740.35+425252.9 Mag 7.55 Spectral class G5 (yellow)
PmRA -60.00 PmDE -259.0 SAO 45551 HIP 75676
Tycho2 3058-00931-1 HD 138004 BD BD+43 2500
Tycho2
Tycho2 3058-00931-1 Pflag RAmdeg 231.91810586 DEmdeg 42.88135122
PmRA -60.2 PmDE -259.4 E RAmdeg 5 E DEmdeg 5
E pmRA 0.8 E pmDE 0.8 EpRAm 1990.95 EpDEm 1991.11
Num 17 Q RAmdeg 1.4 Q DEmdeg 1.6 Q pmRA 1.4
Q pmDE 1.6 BTmag 8.308 E BTmag 0.016 VTmag 7.554
E VTmag 0.011 Prox 404 TYC T HIP 75676
CCDM RAdeg 231.91829639 DEdeg 42.88195389 EpRA 1990 1.65
EpDE 1990 1.64 E RAdeg 4.7 E DEdeg 4.8 Posflg
Corr -0.1
SAO
SAO 45551 DelFlag RA1950 PmRA1950 -0.0049
DE1950 PmDE1950 -0.255 Vmag 7.5 SpType G5
Double code Source 4 CatNum 1277 DM BD+43 2500
DMcomp BDsup HD 138004 M HD 0
GC RA1950rad 4.04012605 DE1950rad 0.75149536 PmRA2000 -0.0043
PmDE2000 -0.252
Hipparcos
Catalog H HIP 75676 Proxy RAhms 15 27 40.39
DEdms +42 52 55.1 Vmag 7.48 VarFlag R Vmag G
RAdeg 231.918 DEdeg 42.882 AstroRef Plx 31.1
CCDM 15277+4253 N CCDM I Nsys 1 Ncomp 1
MultFlag G Source Qual M HIP
Theta Rho HD 138004 BD BD+43 2500
CD CP Dm number +43 2500 VIred 0.74
SpType G5 R SpType Coord arcsec 2000 152740.39+425255.1
Hipparcos 2
HIP 75676 Sn 7 So 1 Nc 1
RArad 4.0477380521 DErad 0.7484318074 Plx 31.12 PmRA -72.93
PmDE -248.64 E RArad 0.52 E DErad 0.49 E Plx 0.59
E pmRA 0.66 E pmDE 0.57 Hpmag 7.6185 E Hpmag 0.0012
SHp 0.014 VA 0 BV 0.676 E BV 0.001
VI 0.74
CCDM
Ccdm 15277+4253 RComp Comp A Note1
Note2 Discov num DRAs -1.67 DDEs -6.9
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.6 Sp G5 PmNote *
PmRA -67 PmDE -256 Dm number +43 2500 Cat1 BD
Name2 +43 1277 Cat2 AGK2/3 HD 138004 M HD
ADS BDS M ADS BDS N IDS IDS 15242N4314A
HIC 75676
 
 
15277+4253 B
 
 
Coord arcsec 2000 152737.91+425323.2 Coord calc 152737.91+425323.2 Mag 9.74 Spectral class K (yellow-orange)
PmRA -70.00 PmDE -263.0 Tycho2 3058-00653-1 Calc delta mag 2.19
Tycho2
Tycho2 3058-00653-1 Pflag RAmdeg 231.90800233 DEmdeg 42.88978431
PmRA -54.0 PmDE -255.3 E RAmdeg 19 E DEmdeg 20
E pmRA 1.3 E pmDE 1.2 EpRAm 1987.73 EpDEm 1986.78
Num 7 Q RAmdeg 1.7 Q DEmdeg 0.9 Q pmRA 1.7
Q pmDE 0.9 BTmag 10.965 E BTmag 0.054 VTmag 9.738
E VTmag 0.028 Prox 404 TYC T HIP
CCDM RAdeg 231.90818222 DEdeg 42.89038056 EpRA 1990 1.66
EpDE 1990 1.57 E RAdeg 21.2 E DEdeg 23.0 Posflg
Corr -0.3
CCDM
Ccdm 15277+4253 RComp Comp B Note1
Note2 Discov num KU DRAs -4.05 DDEs 22.5
R dRAs 10 Year 1901 Theta 318 Rho 41.4
Obs 2 Vmag 9.7 Sp PmNote *
PmRA -57 PmDE -267 Dm number Cat1
Name2 +43 1276 Cat2 AGK2/3 HD M HD
ADS BDS M ADS BDS N IDS IDS 15242N4314B
HIC
 
 
15277+4253 C
 
 
Coord arcsec 2000 152737.92+425323.0 Mag 11 Calc delta mag 3.45 Calc coord yes