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Current system
12157-6906
DON 517


Nearby doubles
34' : 12220-6910
MLO 42

48' : 12203-6947
HJ 4515

48' : 12189-6822
TDS8320

49' : 12184-6953
TDS8314

57' : 12255-6929
HJ 4522AB

61' : 12051-6930
TDS8215

64' : 12041-6853
R 190

64' : 12274-6859
BRT1998

65' : 12128-7009
EVS 17AB

67' : 12064-6823
DON 510

67' : 12249-6952
KPP2986

72' : 12187-6755
LDS 401

73' : 12055-6955
DON 509

75' : 12284-6938
KPP 273

76' : 12046-6820
SHT 44AB

80' : 12305-6905
BRT1999

82' : 12010-6930
TDS8166

82' : 12280-6819
DON 527AB

91' : 12079-7027
KPP 262

93' : 12025-6808
DON 505

93' : 12107-6737
TDS8257

94' : 12022-6807
DON 504

97' : 12334-6850
HDS1763

99' : 12209-6732
DON 522

99' : 11578-6845
DON 502

99' : 12290-7017
TDS8408



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

12157-6906 DON 517

 
 
12h 15m 40.49s -69° 06' 11.2" P.A. 52.00 sep 3.3 mag 10.13,13.10 Sp A0
 
 
Coord 2000 12157-6906 Discov num DON 517 Comp Coord arcsec 2000 12 15 40.49 -69 06 11.2
Date first 1929 Date last 2015 Obs 5
Pa first 52 Pa last 52.1 P.A. Now (θ) 52.1°
Sep first 2.8 Sep last 3.315 Sep. Now (ρ) 3.315"
Mag pri 10.13 Mag sec 13.10 delta mag (ΔM) 2.97 Spectral class A0 (white)
Pri motion ra -022 Sec motion ra -027
Pri motion dec -006 Sec motion dec +034
Notes
rPM=0.928
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Musca Tycho2 9227-02562-1 Gaia DR2 5856236050415261056 HD 106555
 
 
WDS 12157-6906 DON 517 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Don1937 Ma j Donner, H.F. 1937MmRAS..65...51R
Don1937 MemRAS 65, 51, 1937
Don1955 Ma - Donner, H.F. 1955POMic..11....1R
Don1955 Pub. Univ. Michigan Obs. 11, 1, 1955
Don1964 Ma j Donner, H.F. 1964POMic...9...73R
Don1964 Pub. Univ. Michigan Obs. 9, 73, 1964
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12157-6906 DON 517 2000 3 54 3.4 10.13 13.10 A0 D 121540.49-690611.2
12157-6906 DON 517 2015 5 52 3.3 10.13 13.10 A0 121540.49-690611.2

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

 
 
WDS 12157-6906 DON 517 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12157-6906 DON 517 : MEASURES
 
 
No records found.

 
 
WDS 12157-6906 : VIRTUAL EYEPIECE
 
 

12157-6906 DON 517A mag 10.13 Sp A0 12157-6906 DON 517B sep 2.2 P.A. 24.60 mag 13.1 virtual eyepiece
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Radius:
Components only
 
 
WDS 12157-6906 : ALADIN DSS IMAGE @ 12h 15m 40.49s -69° 06' 11.2"
 
 
 
 
WDS 12157-6906 DON 517 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12157-6906 DON 517 distance=0' 12220-6910 MLO 42 distance=34' 12203-6947 HJ 4515 distance=48' 12189-6822 TDS8320 distance=48' 12184-6953 TDS8314 distance=49' 12255-6929 HJ 4522AB distance=57' 12255-6929 SIN 116AC distance=57' 12051-6930 TDS8215 distance=61' 12041-6853 R 190 distance=64' 12274-6859 BRT1998 distance=64' 12128-7009 EVS 17AB distance=65' 12128-7009 GAA 13Aa,Ab distance=65' 12064-6823 DON 510 distance=67' 12249-6952 KPP2986 distance=67' 12187-6755 LDS 401 distance=72' 12055-6955 DON 509 distance=73' 12284-6938 KPP 273 distance=75' 12046-6820 HDS1698Aa,Ab distance=76' 12046-6820 SHT 44AB distance=76' 12046-6820 SHT 44AC distance=76' 12305-6905 BRT1999 distance=80' 12010-6930 TDS8166 distance=82' 12280-6819 DON 527AB distance=82' 12280-6819 DON 527AB,CD distance=82' 12280-6819 DON 527CD distance=82' 12079-7027 KPP 262 distance=91' 12025-6808 DON 505 distance=93' 12107-6737 TDS8257 distance=93' 12022-6807 DON 504 distance=94' 12334-6850 HDS1763 distance=97' 12209-6732 DON 522 distance=99' 11578-6845 DON 502 distance=99' 12290-7017 TDS8408 distance=99' 12221-6731 HDS1742Aa,Ab distance=102' 12221-6731 HDO 215AB distance=102' 11569-6923 KPP2884 distance=102' 12096-6727 HDS1716 distance=105' 12282-7033 DON 528 distance=109' 12013-6750 LDS 378 distance=110' 11591-6805 KPP 258 distance=110' 12348-6830 DON 538 distance=110' 12350-6948 TDS8446 distance=111' 12291-7032 DON 531 distance=111' 12348-6953 HDS1766 distance=112' 12348-6817 KPP1082 distance=116' 12202-6713 TDS 660 distance=117' 12324-6753 DON 534BC distance=118' 12324-6753 MLO 44A,BC distance=118' 12116-7111 ELP 29AB distance=127' 12346-6754 DON1101 distance=127' 12201-6701 MLO 40 distance=127' grafico limitrofi
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Pass over with the mouse cursor to display the catalog designation.
Show name coord_2000 discov# comp pa sep dist(')
Show 12157-6906 DON 517 52 3.3
Show 12220-6910 MLO 42 2 4.1 34
Show 12203-6947 HJ 4515 53 13.3 48
Show 12189-6822 TDS8320 78 1.2 48
Show 12184-6953 TDS8314 37 0.9 49
Show 12255-6929 HJ 4522 AB 66 12.7 57
Show 12255-6929 SIN 116 AC 259 19.0 57
Show 12051-6930 TDS8215 206 1.9 61
Show 12041-6853 R 190 232 11.8 64
Show 12274-6859 BRT1998 187 5.0 64
Show 12128-7009 EVS 17 AB 183 5.0 65
Show 12128-7009 GAA 13 Aa,Ab 168 0.0 65
Show 12064-6823 DON 510 105 0.2 67
Show 12249-6952 KPP2986 308 2.6 67
Show 12187-6755 LDS 401 20 120.7 72
Show 12055-6955 DON 509 195 0.3 73
Show 12284-6938 KPP 273 305 3.0 75
Show 12046-6820 HDS1698 Aa,Ab 159 0.7 76
Show 12046-6820 SHT 44 AB 327 3.5 76
Show 12046-6820 SHT 44 AC 28 6.6 76
Show 12305-6905 BRT1999 140 4.3 80
Show 12010-6930 TDS8166 222 0.6 82
Show 12280-6819 DON 527 AB 39 0.9 82
Show 12280-6819 DON 527 AB,CD 98 9.4 82
Show 12280-6819 DON 527 CD 356 0.9 82
Show 12079-7027 KPP 262 37 3.5 91
Show 12025-6808 DON 505 245 0.9 93
Show 12107-6737 TDS8257 122 4.3 93
Show 12022-6807 DON 504 146 1.8 94
Show 12334-6850 HDS1763 286 22.6 97
Show 12209-6732 DON 522 194 2.6 99
Show 11578-6845 DON 502 255 2.0 99
Show 12290-7017 TDS8408 224 2.3 99
Show 12221-6731 HDS1742 Aa,Ab 128 0.5 102
Show 12221-6731 HDO 215 AB 126 32.7 102
Show 11569-6923 KPP2884 93 1.6 102
Show 12096-6727 HDS1716 77 0.1 105
Show 12282-7033 DON 528 9.6 109
Show 12013-6750 LDS 378 299 17.6 110
Show 11591-6805 KPP 258 192 3.6 110
Show 12348-6830 DON 538 105 0.8 110
Show 12350-6948 TDS8446 127 3.1 111
Show 12291-7032 DON 531 350 2.5 111
Show 12348-6953 HDS1766 134 0.2 112
Show 12348-6817 KPP1082 253 8.6 116
Show 12202-6713 TDS 660 172 1.0 117
Show 12324-6753 DON 534 BC 278 0.9 118
Show 12324-6753 MLO 44 A,BC 173 6.6 118
Show 12116-7111 ELP 29 AB 146 2.0 127
Show 12346-6754 DON1101 255 6.9 127
Show 12201-6701 MLO 40 139 7.1 127

 
 
WDS 12157-6906 : COMPONENTS
 
 
  A
B pa=24.6°
sep=2.24"
 
 
12157-6906 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 121540.49-690611.2 Mag 10.13 Spectral class A0 (white)
PmRA -22.00 PmDE -6.0 Tycho2 9227-02562-1 HD 106555
Tycho2
Tycho2 9227-02562-1 Pflag RAmdeg 183.91875188 DEmdeg -69.10312557
PmRA -11.9 PmDE -1.9 E RAmdeg 16 E DEmdeg 17
E pmRA 1.6 E pmDE 1.6 EpRAm 1990.25 EpDEm 1990.07
Num 8 Q RAmdeg 1.2 Q DEmdeg 1.4 Q pmRA 1.2
Q pmDE 1.4 BTmag 10.151 E BTmag 0.025 VTmag 10.127
E VTmag 0.031 Prox 999 TYC T HIP
CCDM RAdeg 183.91882694 DEdeg -69.10312194 EpRA 1990 1.66
EpDE 1990 1.70 E RAdeg 16.4 E DEdeg 16.8 Posflg
Corr -0.1
CCDM
Ccdm 12157-6906 RComp Comp A Note1
Note2 Discov num DRAs -1.33 DDEs -10.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.4 Sp A0 PmNote *
PmRA 8 PmDE 9 Dm number -68 1634 Cat1 CPD
Name2 Cat2 HD 106555 M HD
ADS BDS M ADS BDS N IDS IDS 12102S6833A
HIC
 
 
12157-6906 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 121540.66-690609.2 Mag 13.1 PmRA -27.00
PmDE 34.0 Calc delta mag 2.97 Calc coord yes
CCDM
Ccdm 12157-6906 RComp Comp B Note1
Note2 Discov num DON 517 DRAs DDEs
R dRAs Year 1929 Theta 052 Rho 2.9
Obs 2 Vmag 12.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 12102S6833B
HIC