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Doubles in session


Current system
03171+6705
BVD 31
HD 20031


Nearby doubles
16' : 03146+6702
HJ 1132

17' : 03196+6714
HU 1056

34' : 03115+6700
TDS 105AB

40' : 03154+6744
TDS2504AB

46' : 03249+6709
SKF2562

47' : 03242+6728
STF 374

53' : 03094+6733
RAO 538

54' : 03148+6614
HU 1054

62' : 03078+6735
HDS 397

64' : 03230+6612
HDS 424

69' : 03057+6651
TDS2440

71' : 03070+6744
HJ 1131

72' : 03064+6741
VBS 7

73' : 03091+6611
TDS2458

77' : 03066+6741
HJ 1130

79' : 03077+6611
TDS2451

83' : 03030+6718
TDS2428

86' : 03175+6540
STT 52AB

87' : 03313+6644
OSO 15

89' : 03200+6539
BUP 43AB

89' : 03218+6830
STF 368AB

92' : 03320+6735
STT 54AB

92' : 03325+6724
MLR 390

95' : 03229+6834
TDS2533

99' : 03013+6635
MLB 392

105' : 03349+6656
TDS2589



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.

03171+6705 BVD 31 (HD 20031)

 
 
03h 17m 06.33s +67° 05' 26.8" P.A. 163.00 sep 53.0 mag 8.01,9.67 Sp A8V+K2V dist. 162.87 pc (531.28 l.y.)
 
 
Coord 2000 03171+6705 Discov num BVD  31 Comp Coord arcsec 2000 03 17 06.33 +67 05 26.8
Date first 1893 Date last 2010 Obs 12
Pa first 161 Pa last 163.4 P.A. Now (θ) 163.4°
Sep first 53.7 Sep last 53.04 Sep. Now (ρ) 53.04"
Mag pri 8.01 Mag sec 9.67 delta mag (ΔM) 1.66 Spectral class A8V+K2V (white/yellow-orange)
Pri motion ra +042 Sec motion ra +031
Pri motion dec -035 Sec motion dec -030
Notes U (Proper motion indicates non-physical)
rPM=0.221 (< 0.3, Physical double)
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 20031 Constellation Cassiopeia SAO 12680 HIP 15277
Tycho2 4061-00098-1 Gaia DR2 492298840915418880 HD 20031 BD BD+66 251
Distance 162.87 Distance ly 531.28
 
 
WDS 03171+6705 BVD 31 (HD 20031) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Bvd2003 Ma j Benavides, R. ...................
Bvd2003 +Pa OAG Gen. Cat. 10,000 vis. double star meas. 1970-2003 (J2000.0), 2003
Bvd2003 +Z
Bvd2006 Pa j Benavides, R. (in Rica Romero, F.M.) 2006JDSO....2..118B
Bvd2006 +E2 JDSO 2, 118, 2006
Bvd2006b C u Benavides, R. 2006O&T....64...25B
Bvd2006b Obs. et Travaux 64, 25, 2006
Bvd2008a C u Benavides, R. ...................
Bvd2008a Astronomia, II Epoca No. 113, 64-65, 2008
Bvd2008b C u Benavides, R. ...................
Bvd2008b Astronomia, II Epoca No. 114, 64-65, 2008
Bvd2009 C u Benavides, R. 2009JDSO....5...43B
Bvd2009 +Pa JDSO 5, 43, 2009
Bvd2009 +Mb
Bvd2009b C u Benavides, R. 2009OED.....1....8B
Bvd2009b El Observador de Estrellas Dobles, Issue #1, 8, 2009
Bvd2009c C u Benavides, R. ...................
Bvd2009c Astronomia, II Epoca No. 115, 64-65, 2009
Bvd2009d C u Benavides, R. ...................
Bvd2009d Astronomia, II Epoca No. 116, 64-65, 2009
Bvd2009e Pa - Benavides, R. (in Rica Romero, F.M.) 2009JDSO....5...78B
Bvd2009e JDSO 5, 78, 2009
Bvd2009f C u Benavides, R. ...................
Bvd2009f Astronomia, II Epoca No. 120, 64-65, 2009
Bvd2009g C u Benavides, R. ...................
Bvd2009g Astronomia, II Epoca No. 121, 68-69, 2009
Bvd2009h C u Benavides, R. ...................
Bvd2009h Astronomia, II Epoca No. 123, 64-65, 2009
Bvd2009i C j Benavides, R. 2009OED.....3...32B
Bvd2009i El Observador de Estrellas Dobles, Issue #3, 32, 2009
Bvd2010 C u Benavides, R. ...................
Bvd2010 Astronomia, II Epoca No. 129, 64-65, 2010
Bvd2010b E+ u Benavides, R., Rica, F., Reina, E., Castellanos, J., Naves, R., Lahuerta, L., & . 2010JDSO....6...30B
Bvd2010b +C Lahuerta, S.
Bvd2010b +Ht JDSO 6, 30, 2010 (astrometry from CCD imaging, 2MASS, Tycho-2, AC2000, various
Bvd2010b +P+ DSS sources, including Palomar surveys and UK Schmidt survey)
Bvd2010c C u Benavides Palencia, Rafael ...................
Bvd2010c Astronomia, II Epoca No. 131, 64-65, 2010
Bvd2011 C j Benavides Palencia, Rafael 2011OED.....7...26B
Bvd2011 El Observador de Estrellas Dobles, Issue #7, 26, 2011
Bvd2011b C u Benavides Palencia, Rafael ...................
Bvd2011b Astronomia, II Epoca No. 148, 64-65, 2011
Bvd2011c C u Benavides Palencia, Rafael ...................
Bvd2011c Astronomia, II Epoca No. 150, 64-65, 2011
Bvd2012 C u Benavides Palencia, Rafael ...................
Bvd2012 Astronomia, II Epoca No. 152, 64-65, 2012
Bvd2012b C u Benavides Palencia, Rafael ...................
Bvd2012b Astronomia, II Epoca No. 154, 64-65, 2012
Bvd2012c C u Benavides Palencia, Rafael ...................
Bvd2012c Astronomia, II Epoca No. 155, 64-65, 2012
Bvd2012d E2 j Benavides Palencia, Rafael 2012OED.....9...42B
Bvd2012d El Observador de Estrellas Dobles, Issue #9, 42, 2012
Bvd2012e Al u Benavides Palencia, Rafael 2012OED.....9...91B
Bvd2012e +Cl El Observador de Estrellas Dobles, Issue #9, 91, 2012
Bvd2012f C u Benavides Palencia, Rafael ...................
Bvd2012f Astronomia, II Epoca No. 157-158, 72, 2012
Bvd2012g C u Benavides Palencia, Rafael ...................
Bvd2012g Astronomia, II Epoca No. 160, 64, 2012
Bvd2012h C u Benavides Palencia, Rafael ...................
Bvd2012h Astronomia, II Epoca No. 161, 48, 2012
Bvd2013 E2 j Benavides Palencia, Rafael 2013OED....11...27B
Bvd2013 El Observador de Estrellas Dobles, Issue #11, 27, 2013
Bvd2013b C u Benavides Palencia, Rafael ...................
Bvd2013b Astronomia, II Epoca No. 173, 71, 2013
Bvd2014a Cl u Benavides Palencia, Rafael 2014OED....12...21B
Bvd2014a El Observador de Estrellas Dobles, Issue #12, 21, 2014
Bvd2014b C j Benavides Palencia, Rafael ...................
Bvd2014b Astronomia, II Epoca No. 175, 65, 2014
Bvd2014c C u Benavides Palencia, Rafael ...................
Bvd2014c Astronomia, II Epoca No. 176, 65, 2014
Bvd2014d C u Benavides Palencia, Rafael ...................
Bvd2014d Astronomia, II Epoca No. 179, 64, 2014
Bvd2014e C u Benavides Palencia, Rafael ...................
Bvd2014e Astronomia, II Epoca No. 181-182, 71, 2014
Bvd2014f C u Benavides Palencia, Rafael ...................
Bvd2014f Astronomia, II Epoca No. 183, 64, 2014
Bvd2014g C u Benavides Palencia, Rafael ...................
Bvd2014g Astronomia, II Epoca No. 185, 62, 2014
Bvd2015a C u Benavides Palencia, Rafael ...................
Bvd2015a Astronomia, II Epoca No. 191, 62, 2015
Bvd2015b C u Benavides Palencia, Rafael ...................
Bvd2015b Astronomia, II Epoca No. 193-194, 70, 2015
Bvd2015c C u Benavides Palencia, Rafael ...................
Bvd2015c Astronomia, II Epoca No. 195, 62, 2015
Bvd2015d C u Benavides Palencia, Rafael ...................
Bvd2015d Astronomia, II Epoca No. 197, 62, 2015
Bvd2016a Cl u Benavides Palencia, Rafael 2016OED....16...50B
Bvd2016a El Observador de Estrellas Dobles, Issue #16, 50, 2016
Bvd2017a Cl u Benavides Palencia, Rafael 2017OED....19...10B
Bvd2017a El Observador de Estrellas Dobles, Issue #19, 10, 2017
Bvd2018a Cl u Benavides Palencia, Rafael 2018OED....21...19B
Bvd2018a El Observador de Estrellas Dobles, Issue #21, 19, 2018
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
03171+6705 BVD 31 2009 4 164 53.1 8.01 9.67 A8V K2V U 031706.33+670526.8
03171+6705 BVD 31 2010 12 163 53.1 8.01 9.67 A8V+K2V U 031706.33+670526.8
03171+6705 BVD 31 2015 13 163 53.1 8.01 9.67 A8V+K2V U 031706.33+670526.8

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

 
 
WDS 03171+6705 BVD 31 (HD 20031) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 03171+6705 BVD 31 (HD 20031) : MEASURES
 
 
No records found.

 
 
WDS 03171+6705 (HD 20031) : VIRTUAL EYEPIECE
 
 

03171+6705 BVD 31A mag 8.01 Sp A8V 03171+6705 BVD 31B sep 51.2 P.A. 173.40 mag 9.67 Sp K2V virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 03171+6705 (HD 20031) : ALADIN DSS IMAGE @ 03h 17m 06.33s +67° 05' 26.8"
 
 
 
 
WDS 03171+6705 BVD 31 (HD 20031) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

03171+6705 BVD 31 distance=0' 03146+6702 HJ 1132 distance=16' 03196+6714 HU 1056 distance=17' 03115+6700 TDS 105AB distance=34' 03115+6700 DAM1298AC distance=34' 03115+6700 DAM1298CD distance=34' 03154+6744 TDS2504AB distance=40' 03249+6709 SKF2562 distance=46' 03242+6728 STF 374 distance=47' 03094+6733 RAO 538 distance=53' 03148+6614 HU 1054 distance=54' 03078+6735 HDS 397 distance=62' 03230+6612 HDS 424 distance=64' 03057+6651 TDS2440 distance=69' 03070+6744 HJ 1131 distance=71' 03064+6741 VBS 7 distance=72' 03091+6611 TDS2458 distance=73' 03066+6741 HJ 1130 distance=77' 03077+6611 TDS2451 distance=79' 03030+6718 TDS2428 distance=83' 03175+6540 STT 52AB distance=86' 03175+6540 STT 52AB,C distance=86' 03313+6644 OSO 15 distance=87' 03200+6539 WSI 51Aa,Ab distance=89' 03200+6539 BUP 43AB distance=89' 03218+6830 STF 368BC distance=89' 03218+6830 STF 368AB distance=89' 03218+6830 STF 368AC distance=89' 03320+6735 STT 54AB distance=92' 03320+6735 GUI 3AC distance=92' 03320+6735 YSC 143Aa,Ab distance=92' 03325+6724 MLR 390 distance=92' 03183+6533 KPP3517AC distance=94' 03229+6834 TDS2533 distance=95' 03013+6635 MLB 392 distance=99' 03349+6656 TDS2589 distance=105' 03319+6809 TDS2563 distance=106' 03313+6819 MLR 454 distance=110' 02586+6729 TDS2399 distance=110' 03351+6742 TDS2591 distance=111' 03364+6707 TVB 52 distance=113' 03093+6849 WFC 13 distance=113' 03039+6831 HU 1052 distance=114' 03222+6856 MLR 389 distance=114' 03337+6809 TDS2580 distance=115' 03152+6459 BVD 297 distance=127' 03275+6510 LDS3493 distance=131' 03006+6548 MLR 122 distance=131' 03126+6914 HDS 411 distance=132' 03269+6911 TDS 113 distance=137' 03010+6524 STI 418 distance=141' 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 03171+6705 BVD 31 163 53.0
Show 03146+6702 HJ 1132 24 7.2 16
Show 03196+6714 HU 1056 80 1.1 17
Show 03115+6700 TDS 105 AB 131 2.1 34
Show 03115+6700 DAM1298 AC 291 51.9 34
Show 03115+6700 DAM1298 CD 298 1.3 34
Show 03154+6744 TDS2504 AB 16 0.7 40
Show 03249+6709 SKF2562 93 13.8 46
Show 03242+6728 STF 374 297 11.2 47
Show 03094+6733 RAO 538 357 2.8 53
Show 03148+6614 HU 1054 223 0.6 54
Show 03078+6735 HDS 397 92 0.2 62
Show 03230+6612 HDS 424 244 0.6 64
Show 03057+6651 TDS2440 194 0.5 69
Show 03070+6744 HJ 1131 118 18.3 71
Show 03064+6741 VBS 7 68 12.2 72
Show 03091+6611 TDS2458 104 0.6 73
Show 03066+6741 HJ 1130 206 8.0 77
Show 03077+6611 TDS2451 143 0.6 79
Show 03030+6718 TDS2428 323 0.6 83
Show 03175+6540 STT 52 AB 56 0.5 86
Show 03175+6540 STT 52 AB,C 223 81.1 86
Show 03313+6644 OSO 15 288 25.2 87
Show 03200+6539 WSI 51 Aa,Ab 51 0.1 89
Show 03200+6539 BUP 43 AB 58 120.7 89
Show 03218+6830 STF 368 BC 37 64.7 89
Show 03218+6830 STF 368 AB 159 2.0 89
Show 03218+6830 STF 368 AC 36 65.8 89
Show 03320+6735 STT 54 AB 1 22.1 92
Show 03320+6735 GUI 3 AC 114 99.8 92
Show 03320+6735 YSC 143 Aa,Ab 84 0.2 92
Show 03325+6724 MLR 390 203 0.2 92
Show 03183+6533 KPP3517 AC 105 2.3 94
Show 03229+6834 TDS2533 247 1.3 95
Show 03013+6635 MLB 392 26 7.5 99
Show 03349+6656 TDS2589 337 0.6 105
Show 03319+6809 TDS2563 359 1.8 106
Show 03313+6819 MLR 454 178 1.0 110
Show 02586+6729 TDS2399 102 0.4 110
Show 03351+6742 TDS2591 50 1.6 111
Show 03364+6707 TVB 52 194 26.0 113
Show 03093+6849 WFC 13 288 8.0 113
Show 03039+6831 HU 1052 146 1.3 114
Show 03222+6856 MLR 389 25 0.3 114
Show 03337+6809 TDS2580 341 0.5 115
Show 03152+6459 BVD 297 264 15.3 127
Show 03275+6510 LDS3493 237 376.5 131
Show 03006+6548 MLR 122 331 6.2 131
Show 03126+6914 HDS 411 36 0.4 132
Show 03269+6911 TDS 113 98 1.0 137
Show 03010+6524 STI 418 70 9.2 141

 
 
WDS 03171+6705 : COMPONENTS
 
 
  A
B pa=173.4°
sep=51.17"
 
 
03171+6705 A
 
 
Componente originario normalizzato AB Name HD 20031 Coord arcsec 2000 031706.33+670526.8 Mag 8.01
Spectral class A8V (white) PmRA 42.00 PmDE -35.0 SAO 12680
HIP 15277 Tycho2 4061-00098-1 HD 20031 BD BD+66 251
Tycho2
Tycho2 4061-00098-1 Pflag RAmdeg 49.27640086 DEmdeg 67.09078011
PmRA 40.7 PmDE -32.7 E RAmdeg 4 E DEmdeg 4
E pmRA 1.2 E pmDE 1.2 EpRAm 1991.56 EpDEm 1991.64
Num 8 Q RAmdeg 1.0 Q DEmdeg 1.8 Q pmRA 1.0
Q pmDE 1.7 BTmag 8.319 E BTmag 0.015 VTmag 8.014
E VTmag 0.010 Prox 532 TYC T HIP 15277
CCDM RAdeg 49.27616111 DEdeg 67.09085444 EpRA 1990 1.74
EpDE 1990 1.81 E RAdeg 4.3 E DEdeg 4.0 Posflg
Corr 0.2
SAO
SAO 12680 DelFlag RA1950 PmRA1950 0.0067
DE1950 PmDE1950 -0.039 Vmag 7.6 SpType A2
Double code Source 2 CatNum 182 DM BD+66 251
DMcomp BDsup HD 20031 M HD 0
GC RA1950rad 0.84022991 DE1950rad 1.16775712 PmRA2000 0.0062
PmDE2000 -0.044
Hipparcos
Catalog H HIP 15277 Proxy RAhms 03 17 06.28
DEdms +67 05 27.1 Vmag 7.99 VarFlag R Vmag H
RAdeg 49.2761 DEdeg 67.0909 AstroRef Plx 7.23
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 20031 BD BD+66 251
CD CP Dm number +66 251 VIred 0.3
SpType A2 R SpType Coord arcsec 2000 031706.28+670527.1
Hipparcos 2
HIP 15277 Sn 5 So 0 Nc 1
RArad 0.8600310594 DErad 1.1709563887 Plx 6.14 PmRA 40.15
PmDE -33.16 E RArad 0.36 E DErad 0.49 E Plx 0.76
E pmRA 0.38 E pmDE 0.57 Hpmag 8.0704 E Hpmag 0.0011
SHp 0.016 VA 0 BV 0.31 E BV 0.009
VI 0.36
 
 
03171+6705 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 031707.34+670436.0 Mag 9.67 Spectral class K2V (yellow-orange)
PmRA 31.00 PmDE -30.0 Tycho2 4061-00387-1 Calc delta mag 1.66
Calc coord yes
Tycho2
Tycho2 4061-00387-1 Pflag RAmdeg 49.28732587 DEmdeg 67.07662678
PmRA 30.6 PmDE -31.6 E RAmdeg 13 E DEmdeg 14
E pmRA 1.2 E pmDE 1.2 EpRAm 1990.19 EpDEm 1989.62
Num 8 Q RAmdeg 1.5 Q DEmdeg 1.4 Q pmRA 1.6
Q pmDE 1.4 BTmag 10.661 E BTmag 0.032 VTmag 9.671
E VTmag 0.020 Prox 532 TYC T HIP
CCDM RAdeg 49.28714778 DEdeg 67.07669806 EpRA 1990 1.82
EpDE 1990 1.79 E RAdeg 13.4 E DEdeg 14.6 Posflg
Corr 0.0