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Doubles in session


Current system
10180-6845
DON 404
HD 309949


Nearby doubles
6' : 10187-6842
DAM2294

6' : 10175-6851
DAM2252

12' : 10198-6841
TDS7185

20' : 10145-6852
GLI 133

23' : 10160-6825
DAM2210

24' : 10159-6825
DON 402

25' : 10158-6824
MLO 31

26' : 10167-6820
BRT1984

27' : 10171-6819
DAM2238

27' : 10152-6823
DON 401

35' : 10117-6854
SKF 464

37' : 10234-6824
DON 410

41' : 10217-6920
RSS 13

41' : 10205-6807
DAM2328

44' : 10184-6802
DON 405

45' : 10208-6804
HDS1487

46' : 10219-6806
DAM2336

46' : 10097-6836
DAM2076

46' : 10095-6841
I 13AB

49' : 10129-6926
DON 398

50' : 10209-6933
BRT1985

53' : 10087-6904
DON 393

53' : 10271-6830
MLO 32AB

54' : 10096-6817
BRT1982

56' : 10083-6827
TDS7056

56' : 10103-6923
DON 394



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

10180-6845 DON 404 (HD 309949)

 
 
10h 17m 54.52s -68° 45' 15.2" P.A. 48.00 sep 0.8 mag 10.67,10.91 Sp F0
 
 
Coord 2000 10180-6845 Discov num DON 404 Comp Coord arcsec 2000 10 17 54.52 -68 45 15.2
Date first 1931 Date last 2016 Obs 6
Pa first 232 Pa last 48.4 P.A. Now (θ) 48.4°
Sep first 0.6 Sep last 0.801 Sep. Now (ρ) 0.801"
Mag pri 10.67 Mag sec 10.91 delta mag (ΔM) 0.24 Spectral class F0 (yellow-white)
Pri motion ra -017 Sec motion ra -017
Pri motion dec +006 Sec motion dec +006
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 309949 Constellation Carina Tycho2 9210-02003-1 Gaia DR2 5244485235440158336
HD 309949
 
 
WDS 10180-6845 DON 404 (HD 309949) : 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
10180-6845 DON 404 1991 4 236 0.8 10.67 10.91 F0 101754.52-684515.2
10180-6845 DON 404 2015 5 48 0.8 10.67 10.91 F0 101754.52-684515.2
10180-6845 DON 404 2016 6 48 0.8 10.67 10.91 F0 101754.52-684515.2

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

 
 
WDS 10180-6845 DON 404 (HD 309949) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 10180-6845 DON 404 (HD 309949) : MEASURES
 
 
No records found.

 
 
WDS 10180-6845 (HD 309949) : VIRTUAL EYEPIECE
 
 

10180-6845 DON 404A mag 10.67 Sp F0 10180-6845 DON 404B sep 0.6 P.A. 22.20 mag 10.91 virtual eyepiece
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Radius:
Components only
 
 
WDS 10180-6845 (HD 309949) : ALADIN DSS IMAGE @ 10h 17m 54.52s -68° 45' 15.2"
 
 
 
 
WDS 10180-6845 DON 404 (HD 309949) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

10180-6845 DON 404 distance=1' 10187-6842 DAM2294 distance=6' 10175-6851 DAM2252 distance=6' 10198-6841 TDS7185 distance=12' 10145-6852 GLI 133 distance=20' 10160-6825 DAM2210 distance=23' 10159-6825 DON 402 distance=24' 10158-6824 MLO 31 distance=25' 10167-6820 BRT1984 distance=26' 10171-6819 DAM2238 distance=27' 10152-6823 DON 401 distance=27' 10117-6854 SKF 464 distance=35' 10234-6824 DON 410 distance=37' 10217-6920 RSS 13 distance=41' 10205-6807 DAM2328 distance=41' 10184-6802 DON 405 distance=44' 10208-6804 HDS1487 distance=45' 10219-6806 DAM2336 distance=46' 10097-6836 DAM2076 distance=46' 10095-6841 I 13AB distance=46' 10095-6841 HJ 4295AB,C distance=46' 10129-6926 DON 398 distance=49' 10209-6933 BRT1985 distance=50' 10087-6904 DON 393 distance=53' 10271-6830 MLO 32AB distance=53' 10096-6817 BRT1982 distance=54' 10083-6827 TDS7056 distance=56' 10103-6923 DON 394 distance=56' 10121-6757 DAM2127 distance=59' 10122-6756 DAM2131BC distance=59' 10122-6756 LDS 299AB distance=60' 10174-6945 DON 403 distance=60' 10157-6944 DAM2203 distance=60' 10090-6926 DAM2057 distance=64' 10070-6824 DAM2017 distance=64' 10089-6928 DAM2056 distance=65' 10107-6754 DON 395 distance=66' 10120-6945 KPP1639 distance=68' 10284-6805 MLO 33 distance=71' 10063-6921 BRT1981 distance=72' 10311-6854 R 151 distance=73' 10227-6738 KPP1583 distance=73' 10312-6858 DAM2399 distance=74' 10208-6732 HJ 4314AB distance=76' 10043-6825 I 846 distance=78' 10320-6859 DAM2404 distance=78' 10030-6844 DON 385 distance=82' 10029-6837 DAM1962 distance=83' 10300-6756 KPP3817 distance=83' 10025-6846 DAM1952 distance=84' 10321-6930 DON 418 distance=89' 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 10180-6845 DON 404 48 0.8 1
Show 10187-6842 DAM2294 36 3.4 6
Show 10175-6851 DAM2252 261 1.0 6
Show 10198-6841 TDS7185 358 0.4 12
Show 10145-6852 GLI 133 261 13.7 20
Show 10160-6825 DAM2210 76 2.1 23
Show 10159-6825 DON 402 149 0.5 24
Show 10158-6824 MLO 31 11 6.0 25
Show 10167-6820 BRT1984 51 4.8 26
Show 10171-6819 DAM2238 291 1.1 27
Show 10152-6823 DON 401 162 0.5 27
Show 10117-6854 SKF 464 188 14.6 35
Show 10234-6824 DON 410 318 4.2 37
Show 10217-6920 RSS 13 328 46.2 41
Show 10205-6807 DAM2328 239 34.2 41
Show 10184-6802 DON 405 339 1.3 44
Show 10208-6804 HDS1487 52 0.3 45
Show 10219-6806 DAM2336 275 8.4 46
Show 10097-6836 DAM2076 111 10.7 46
Show 10095-6841 I 13 AB 102 0.6 46
Show 10095-6841 HJ 4295 AB,C 40 25.8 46
Show 10129-6926 DON 398 277 0.8 49
Show 10209-6933 BRT1985 201 1.1 50
Show 10087-6904 DON 393 288 3.4 53
Show 10271-6830 MLO 32 AB 127 11.3 53
Show 10096-6817 BRT1982 151 4.6 54
Show 10083-6827 TDS7056 42 0.8 56
Show 10103-6923 DON 394 160 0.3 56
Show 10121-6757 DAM2127 96 63.7 59
Show 10122-6756 DAM2131 BC 131 1.1 59
Show 10122-6756 LDS 299 AB 95 24.8 60
Show 10174-6945 DON 403 290 1.8 60
Show 10157-6944 DAM2203 147 2.2 60
Show 10090-6926 DAM2057 74 6.0 64
Show 10070-6824 DAM2017 261 12.3 64
Show 10089-6928 DAM2056 280 3.2 65
Show 10107-6754 DON 395 85 0.8 66
Show 10120-6945 KPP1639 24 12.6 68
Show 10284-6805 MLO 33 195 4.5 71
Show 10063-6921 BRT1981 306 2.8 72
Show 10311-6854 R 151 190 2.9 73
Show 10227-6738 KPP1583 280 12.0 73
Show 10312-6858 DAM2399 284 1.0 74
Show 10208-6732 HJ 4314 AB 13 19.0 76
Show 10043-6825 I 846 223 1.9 78
Show 10320-6859 DAM2404 123 7.0 78
Show 10030-6844 DON 385 331 0.4 82
Show 10029-6837 DAM1962 123 2.6 83
Show 10300-6756 KPP3817 95 40.5 83
Show 10025-6846 DAM1952 273 48.3 84
Show 10321-6930 DON 418 95 4.5 89

 
 
WDS 10180-6845 : COMPONENTS
 
 
  A
B pa=22.2°
sep=0.57"
 
 
10180-6845 A
 
 
Componente originario normalizzato AB Name HD 309949 Coord arcsec 2000 101754.52-684515.2 Mag 10.67
Spectral class F0 (yellow-white) PmRA -17.00 PmDE 6.0 Tycho2 9210-02003-1
HD 309949
Tycho2
Tycho2 9210-02003-1 Pflag RAmdeg 154.47698576 DEmdeg -68.75427565
PmRA -17.3 PmDE 6.1 E RAmdeg 21 E DEmdeg 21
E pmRA 2.7 E pmDE 2.6 EpRAm 1990.94 EpDEm 1990.93
Num 3 Q RAmdeg 0.7 Q DEmdeg 0.6 Q pmRA 0.7
Q pmDE 0.6 BTmag 10.451 E BTmag 0.033 VTmag 10.234
E VTmag 0.037 Prox 999 TYC T HIP
CCDM RAdeg 154.47709611 DEdeg -68.75428972 EpRA 1990 1.67
EpDE 1990 1.74 E RAdeg 21.4 E DEdeg 20.5 Posflg P
Corr 0.0
 
 
10180-6845 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 101754.56-684514.7 Mag 10.91 PmRA -17.00
PmDE 6.0 Calc delta mag 0.24 Calc coord yes