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Doubles in session


Current system
12221-6731
HDO 215 AB
Zet2 Mus


Nearby doubles
8' : 12209-6732
DON 522

22' : 12202-6713
TDS 660

32' : 12201-6701
MLO 40

33' : 12187-6755
LDS 401

39' : 12183-6700
BRT1996

46' : 12209-6647
MLO 41

49' : 12272-6652
RST4959

55' : 12189-6822
TDS8320

59' : 12280-6819
DON 527AB

60' : 12192-6635
TDS8325

60' : 12182-6636
KPP1436

66' : 12107-6737
TDS8257

72' : 12159-6629
BRT1994

72' : 12096-6727
HDS1716

75' : 12143-6633
DUN 119AB

75' : 12346-6754
DON1101

77' : 12349-6756
DON 539

78' : 12119-6642
HDS1724

80' : 12357-6721
TDS8452

80' : 12312-6632
RST 597

81' : 12330-6641
RST 600

85' : 12348-6817
KPP1082

86' : 12100-6642
DON 513

87' : 12367-6713
I 906

87' : 12098-6643
DON 512

93' : 12274-6859
BRT1998



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Neglected List I
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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

12221-6731 HDO 215 AB (Zet2 Mus)

 
 
12h 22m 07.39s -67° 31' 19.5" P.A. 126.00 sep 32.7 mag 5.17,10.61 Sp A5V dist. 101.11 pc (329.82 l.y.)
 
 
Coord 2000 12221-6731 Discov num HDO 215 Comp AB Coord arcsec 2000 12 22 07.39 -67 31 19.5
Date first 1891 Date last 2015 Obs 10
Pa first 135 Pa last 126.3 P.A. Now (θ) 126.3°
Sep first 20.0 Sep last 32.73 Sep. Now (ρ) 32.73"
Mag pri 5.17 Mag sec 10.61 delta mag (ΔM) 5.44 Spectral class A5V (white)
Pri motion ra -031 Sec motion ra -005
Pri motion dec -005 Sec motion dec +007
Notes N (See Notes)
rPM=0.912
This double is not physical.
 
 
12221-6731 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 251866 12 22 07 -67 31 20 HDS 1742 Aa,Ab 1991 1 128 0.5 5.26 8.71 3.45
Show Zet2 Mus 251866 12 22 07 -67 31 20 HDO 215 AB 2015 10 126 32.7 5.17 10.61 5.44 <===
Triple system
2 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name Zet2 Mus Constellation Musca SAO 251866 HIP 60320
Tycho2 9227-01699-1 Gaia DR2 5859445146896955520 HD 107566 HR 4703
GC 16857 CP CP-66 1747 Bayer Zeta 2 Muscae Bayer name Zet2 Mus
FK5 2990 Distance 101.11 Distance ly 329.82 Bayer greek ζ2 Mus
 
 
WDS 12221-6731 HDO 215 AB (Zet2 Mus) : NOTES
 
 
discov_num notes refcode
HDO 215 zet 2 Mus
 
 
REFERENCES
 
 
refcode metd author reference
HdO1882a Mb - Harvard Obs. 1882AnHar..13...17.
HdO1882a Harvard Ann. 13, 17, 1882
HdO1882b Ma j Harvard Obs. (measure by Alden, G.I.) 1882AnHar..13...17.
HdO1882b Harvard Ann. 13, 17, 1882
HdO1882c Ma - Harvard Obs. (measure by Davis, W.M.) 1882AnHar..13...17.
HdO1882c Harvard Ann. 13, 17, 1882
HdO1906A Ma - Harvard Obs. 1906QB821.B972.....
HdO1906A cited in BDS (Burnham Double Star Cat., 1906)
HdO9999 Ma - Harvard Obs. ...................
HdO9999 Unpublished, manuscript or reference not found.
HDS Hipparcos Double Star (from additional DD list) ...................
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12221-6731 HDO 215 AB 2000 8 127 32.6 5.17 10.61 A5V N D 122207.39-673119.5
12221-6731 HDO 215 AB 2015 10 126 32.7 5.17 10.61 A5V N 122207.39-673119.5

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

 
 
WDS 12221-6731 HDO 215 AB (Zet2 Mus) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12221-6731 HDO 215 AB (Zet2 Mus) : MEASURES
 
 
No records found.

 
 
WDS 12221-6731 (Zet2 Mus) : VIRTUAL EYEPIECE
 
 

12221-6731 HDO 215A mag 5.17 Sp A5V 12221-6731 HDS1742Ab sep 0.3 P.A. 153.90 mag 8.71 12221-6731 HDO 215B sep 21.8 P.A. 152.50 mag 10.61 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 12221-6731 (Zet2 Mus) : ALADIN DSS IMAGE @ 12h 22m 07.39s -67° 31' 19.5"
 
 
 
 
WDS 12221-6731 HDO 215 AB (Zet2 Mus) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12221-6731 HDS1742Aa,Ab distance=1' 12221-6731 HDO 215AB distance=1' 12209-6732 DON 522 distance=8' 12202-6713 TDS 660 distance=22' 12201-6701 MLO 40 distance=32' 12187-6755 LDS 401 distance=33' 12183-6700 BRT1996 distance=39' 12209-6647 MLO 41 distance=46' 12272-6652 RST4959 distance=49' 12189-6822 TDS8320 distance=55' 12280-6819 DON 527AB distance=59' 12280-6819 DON 527AB,CD distance=59' 12280-6819 DON 527CD distance=59' 12192-6635 TDS8325 distance=60' 12182-6636 KPP1436 distance=60' 12324-6753 MLO 44A,BC distance=63' 12324-6753 DON 534BC distance=63' 12107-6737 TDS8257 distance=66' 12159-6629 BRT1994 distance=72' 12096-6727 HDS1716 distance=72' 12143-6633 DUN 119AB distance=75' 12346-6754 DON1101 distance=75' 12349-6756 DON 539 distance=77' 12119-6642 HDS1724 distance=78' 12357-6721 TDS8452 distance=80' 12312-6632 RST 597 distance=80' 12330-6641 RST 600 distance=81' 12348-6817 KPP1082 distance=85' 12100-6642 DON 513 distance=86' 12367-6713 I 906 distance=87' 12098-6643 DON 512 distance=87' 12274-6859 BRT1998 distance=93' 12348-6830 DON 538 distance=93' 12121-6614 MLO 39AB distance=98' 12121-6614 SIN 71AC distance=98' 12121-6614 SIN 71AD distance=98' 12389-6712 HJ 4535 distance=99' 12220-6910 MLO 42 distance=99' 12334-6850 HDS1763 distance=101' 12157-6906 DON 517 distance=102' 12064-6823 DON 510 distance=103' 12048-6704 DON1095 distance=105' 12305-6905 BRT1999 distance=105' 12398-6804 TDS8480 distance=106' 12046-6820 HDS1698Aa,Ab distance=110' 12046-6820 SHT 44AB distance=110' 12046-6820 SHT 44AC distance=110' 12309-6550 SKF 941 distance=114' 12171-6542 SHY 596 distance=114' 12093-6606 HDS1715AB distance=114' 12418-6749 DON 544 distance=114' 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 12221-6731 HDS1742 Aa,Ab 128 0.5 1
Show 12221-6731 HDO 215 AB 126 32.7 1
Show 12209-6732 DON 522 194 2.6 8
Show 12202-6713 TDS 660 172 1.0 22
Show 12201-6701 MLO 40 139 7.1 32
Show 12187-6755 LDS 401 20 120.7 33
Show 12183-6700 BRT1996 177 3.6 39
Show 12209-6647 MLO 41 130 4.5 46
Show 12272-6652 RST4959 22 0.3 49
Show 12189-6822 TDS8320 78 1.2 55
Show 12280-6819 DON 527 AB 39 0.9 59
Show 12280-6819 DON 527 AB,CD 98 9.4 59
Show 12280-6819 DON 527 CD 356 0.9 59
Show 12192-6635 TDS8325 79 2.4 60
Show 12182-6636 KPP1436 130 10.8 60
Show 12324-6753 MLO 44 A,BC 173 6.6 63
Show 12324-6753 DON 534 BC 278 0.9 63
Show 12107-6737 TDS8257 122 4.3 66
Show 12159-6629 BRT1994 51 3.3 72
Show 12096-6727 HDS1716 77 0.1 72
Show 12143-6633 DUN 119 AB 32 102.1 75
Show 12346-6754 DON1101 255 6.9 75
Show 12349-6756 DON 539 321 2.0 77
Show 12119-6642 HDS1724 303 0.6 78
Show 12357-6721 TDS8452 219 1.7 80
Show 12312-6632 RST 597 170 2.4 80
Show 12330-6641 RST 600 230 1.5 81
Show 12348-6817 KPP1082 253 8.6 85
Show 12100-6642 DON 513 74 1.6 86
Show 12367-6713 I 906 160 1.1 87
Show 12098-6643 DON 512 315 1.6 87
Show 12274-6859 BRT1998 187 5.0 93
Show 12348-6830 DON 538 105 0.8 93
Show 12121-6614 MLO 39 AB 201 5.9 98
Show 12121-6614 SIN 71 AC 289 50.5 98
Show 12121-6614 SIN 71 AD 278 69.7 98
Show 12389-6712 HJ 4535 339 17.2 99
Show 12220-6910 MLO 42 2 4.1 99
Show 12334-6850 HDS1763 286 22.6 101
Show 12157-6906 DON 517 52 3.3 102
Show 12064-6823 DON 510 105 0.2 103
Show 12048-6704 DON1095 341 5.0 105
Show 12305-6905 BRT1999 140 4.3 105
Show 12398-6804 TDS8480 280 0.6 106
Show 12046-6820 HDS1698 Aa,Ab 159 0.7 110
Show 12046-6820 SHT 44 AB 327 3.5 110
Show 12046-6820 SHT 44 AC 28 6.6 110
Show 12309-6550 SKF 941 245 1.6 114
Show 12171-6542 SHY 596 113 999.9 114
Show 12093-6606 HDS1715 AB 101 0.1 114
Show 12418-6749 DON 544 352 3.2 114

 
 
WDS 12221-6731 : COMPONENTS
 
 
  A Ab
Ab pa=153.9°
sep=0.35"
 
B pa=152.5°
sep=21.84"
pa=152.5°
sep=21.50"
 
 
12221-6731 A
 
 
Name Zet2 Mus Coord arcsec 2000 122207.39-673119.5 Mag 5.17 Spectral class A5V (white)
PmRA -31.00 PmDE -5.0 SAO 251866 HIP 60320
Tycho2 9227-01699-1 HD 107566 HR 4703 GC 16857
CP CP-66 1747 Bayer Zeta 2 Muscae Bayer name Zet2 Mus FK5 2990
Tycho2
Tycho2 9227-01699-1 Pflag RAmdeg 185.53061206 DEmdeg -67.52210650
PmRA -27.8 PmDE -4.3 E RAmdeg 3 E DEmdeg 3
E pmRA 0.9 E pmDE 0.8 EpRAm 1991.40 EpDEm 1991.36
Num 17 Q RAmdeg 1.0 Q DEmdeg 1.3 Q pmRA 0.9
Q pmDE 1.2 BTmag 5.368 E BTmag 0.014 VTmag 5.170
E VTmag 0.009 Prox 325 TYC T HIP 60320
CCDM AC RAdeg 185.53078056 DEdeg -67.52209639 EpRA 1990 1.66
EpDE 1990 1.63 E RAdeg 3.3 E DEdeg 3.3 Posflg P
Corr -0.1
SAO
SAO 251866 DelFlag RA1950 PmRA1950 -0.0038
DE1950 PmDE1950 -0.013 Vmag 5.3 SpType A5
Double code Source 70 CatNum 16857 DM CP-66 1747
DMcomp BDsup HD 107566 M HD 0
GC 16857 RA1950rad 3.22590992 DE1950rad -1.17364176 PmRA2000 -0.005
PmDE2000 -0.006
Hipparcos
Catalog H HIP 60320 Proxy H RAhms 12 22 07.39
DEdms -67 31 19.5 Vmag 5.15 VarFlag R Vmag H
RAdeg 185.531 DEdeg -67.5221 AstroRef A Plx 9.71
CCDM 12221-6731 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AC
Theta 128 Rho 0.506 HD 107566 BD
CD CP CP-66 1747 Dm number -66 1747 VIred 0.17
SpType Am R SpType Coord arcsec 2000 122207.39-673119.5
Hipparcos 2
HIP 60320 Sn 15 So 3 Nc 2
RArad 3.2381229277 DErad -1.1784828353 Plx 9.89 PmRA -30.5
PmDE -6.1 E RArad 0.26 E DErad 0.24 E Plx 0.34
E pmRA 0.3 E pmDE 0.29 Hpmag 5.2128 E Hpmag 0.0006
SHp 0.006 VA 0 BV 0.195 E BV 0.004
VI 0.21
CCDM
Ccdm 12221-6731 RComp Comp A Note1
Note2 Discov num DRAs 1.34 DDEs -19.5
R dRAs 82 Year Theta Rho
Obs 3 Vmag 5.3 Sp A5 PmNote *
PmRA -31 PmDE -5 Dm number -66 1747 Cat1 CPD
Name2 251866 Cat2 SAO HD 107566 M HD
ADS BDS M ADS BDS N IDS IDS 12166S6658A
HIC 60320
 
 
12221-6731 Ab
 
 
Coord arcsec 2000 122207.42-673119.8 Mag 8.71 Calc delta mag 3.45 Calc coord yes
 
 
12221-6731 B
 
 
Coord arcsec 2000 122209.15-673138.9 Mag 10.61 PmRA -5.00 PmDE 7.0
Calc delta mag 5.35 Calc coord yes
CCDM
Ccdm 12221-6731 RComp Comp B Note1
Note2 Discov num HDO 215 DRAs DDEs
R dRAs Year 1900 Theta 130 Rho 32.4
Obs 2 Vmag 10.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 12166S6658B
HIC