stampa
Login

Create your own observing lists in a few clicks and save them.
Register here


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
18432+1928
BU 645
HD 173171


Nearby doubles
27' : 18430+1955
TDS 936

28' : 18445+1913
J 466

40' : 18444+2003
GRV 238

40' : 18405+1936
OSO 102AB

41' : 18433+1847
COU 816

49' : 18423+1842
TDT1012

59' : 18444+2015
ALD 4AB

65' : 18474+1957
TDT1056

70' : 18440+1820
BPM 811

74' : 18457+2033
HJ 2839AB

78' : 18399+2019
L 64

81' : 18489+1920
DCH 121

83' : 18461+1817
J 2924

85' : 18402+1815
TDT 986

86' : 18443+2052
HU 325

86' : 18369+2019
L 62

89' : 18389+2019
L 63

91' : 18370+1910
J 799

91' : 18468+1812
DAM 351

93' : 18482+2028
TDT1060

94' : 18496+1953
MMA 28

94' : 18470+1811
ENG 64AB

96' : 18365+1931
FMR 231AB

99' : 18372+1839
TDT 961

101' : 18473+1806
DAM 352

101' : 18501+1952
TDT1079



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.

18432+1928 BU 645 (HD 173171)

 
 
18h 43m 14.48s +19° 27' 59.2" P.A. 305.00 sep 9.3 mag 7.29,12.10 Sp B9.5IV-V dist. 129.53 pc (422.53 l.y.)
 
 
Coord 2000 18432+1928 Discov num BU  645 Comp Coord arcsec 2000 18 43 14.48 +19 27 59.2
Date first 1877 Date last 2016 Obs 20
Pa first 304 Pa last 305.4 P.A. Now (θ) 305.4°
Sep first 9.9 Sep last 9.289 Sep. Now (ρ) 9.289"
Mag pri 7.29 Mag sec 12.10 delta mag (ΔM) 4.81 Spectral class B9.5IV-V (blue-white)
Pri motion ra +015 Sec motion ra
Pri motion dec +002 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 173171 Constellation Hercules SAO 104023 HIP 91816
Tycho2 1591-01354-1 Gaia DR2 4524625008423974016 HD 173171 BD BD+19 3762
Distance 129.53 Distance ly 422.53
 
 
WDS 18432+1928 BU 645 (HD 173171) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Bu_1873a Ma - Burnham, S.W. (BU 1 - 81) 1873MNRAS..33..351B
Bu_1873a MNRAS 33, 351, 1873
Bu_1873b Ma - Burnham, S.W. (BU 82 - 106) 1873MNRAS..33..437B
Bu_1873b MNRAS 33, 437, 1873
Bu_1873c - Burnham, S.W. 1873MNRAS..33..567B
Bu_1873c MNRAS 33, 567, 1873
Bu_1873d Ma - Burnham, S.W. (BU 107 - 182) 1873MNRAS..34...59B
Bu_1873d MNRAS 34, 59, 1873
Bu_1874a Ma - Burnham, S.W. (BU 183 - 229) 1874MNRAS..34..382B
Bu_1874a MNRAS 34, 382, 1874
Bu_1874b Ma - Burnham, S.W. (BU 230 - 300) 1874MNRAS..35...31B
Bu_1874b MNRAS 35, 31, 1874
Bu_1874c - Burnham, S.W. 1874MNRAS..34..370B
Bu_1874c MNRAS 34, 370, 1874
Bu_1874d Ma - Burnham, S.W. 1874MNRAS..34..393B
Bu_1874d MNRAS 34, 393, 1874
Bu_1874e Ma - Burnham, S.W. 1874MNRAS..35...28B
Bu_1874e MNRAS 35, 28, 1874
Bu_1875 Ma - Burnham, S.W. (BU 301 - 390) 1875AN.....86..337B
Bu_1875 AN 86, 337, 1875
Bu_1876 Ma - Burnham, S.W. (BU 391 - 436) 1876AN.....88..225B
Bu_1876 AN 88, 225, 1876
Bu_1876b - Burnham, S.W. 1876MNRAS..36...99B
Bu_1876b MNRAS 36, 99, 1876
Bu_1876c - Burnham, S.W. 1876MNRAS..36..331B
Bu_1876c MNRAS 36, 331, 1876 (no new data)
Bu_1877 Ma - Burnham, S.W. (BU 453 - 482) 1877MNRAS..38...78B
Bu_1877 MNRAS 38, 78, 1877
Bu_1878a Ma - Burnham, S.W. 1878MNRAS..38..408B
Bu_1878a MNRAS 38, 408, 1878
Bu_1878b - Burnham, S.W. 1878MNRAS..38..476B
Bu_1878b MNRAS 38, 476, 1878
Bu_1878c - Burnham, S.W. 1878MNRAS..38..478B
Bu_1878c MNRAS 38, 478, 1878
Bu_1878d Ma j Burnham, S.W. 1878AN.....92..235B
Bu_1878d AN 92, 235, 1878
Bu_1879 Ma j Burnham, S.W. 1879MmRAS..44..141B
Bu_1879 MemRAS 44, 141, 1879
Bu_1879B Ma - Burnham, S.W. 1879Obs.....3...20G
Bu_1879B cited by Gledhill (Obs 3, 20, 1879)
Bu_1879C Ma - Burnham, S.W. 1879Obs.....3..142G
Bu_1879C cited by Gledhill (Obs 3, 142, 1879)
Bu_1879d Ma - Burnham, S.W. 1879Obs.....3...92B
Bu_1879d Obs 3, 92, 1879
Bu_1879e Ma - Burnham, S.W. 1879MNRAS..40...99B
Bu_1879e MNRAS 40, 99, 1879
Bu_1880A Ma - Burnham, S.W. 1880Obs.....3..508G
Bu_1880A cited by Gledhill (Obs 3, 508, 1880)
Bu_1880C Ma - Burnham, S.W. 1880Obs.....3..314G
Bu_1880C cited by Gledhill (Obs 3, 314, 1880)
Bu_1880D Ma - Burnham, S.W. 1880Obs.....3..352G
Bu_1880D cited by Gledhill (Obs 3, 352, 1880)
Bu_1880e Ma - Burnham, S.W. 1880Obs.....3..408B
Bu_1880e Obs 3, 408, 1880
Bu_1880f Ma - Burnham, S.W. 1880MNRAS..40..497B
Bu_1880f MNRAS 40, 497, 1880
Bu_1880g Ma - Burnham, S.W. 1880MNRAS..41...33B
Bu_1880g MNRAS 41, 33, 1880
Bu_1881 Ma j Burnham, S.W. 1881Obs.....4...19G
Bu_1881 cited by Gledhill (Obs 4, 19, 1881)
Bu_1882a Ma - Burnham, S.W. (BU 776 - 863) 1882PWasO...1...91B
Bu_1882a Pub. Washburn Obs. 1, 91, 1882
Bu_1882b Ma - Burnham, S.W. 1882PWasO...1..113B
Bu_1882b Pub. Washburn Obs. 1, 113, 1882
Bu_1883 Ma j Burnham, S.W. (BU 864 - 1025) 1883MmRAS..47..167B
Bu_1883 MemRAS 47, 167, 1883
Bu_1883b Ma - Burnham, S.W. 1883MNRAS..43..318B
Bu_1883b MNRAS 43, 318, 1883
Bu_1884 Ma j Burnham, S.W. 1884MNRAS..44..365H
Bu_1884 MNRAS 44, 365, 1884
Bu_1884b Ma - Burnham, S.W. 1884AN....110..133B
Bu_1884b AN 110, 133, 1884
Bu_1884C Ma - Burnham, S.W. 1884AReg...22..216S
Bu_1884C cited by Sadler (Astr. Register 22, 216, 1884)
Bu_1887 Ma - Burnham, S.W. (BU 734 - 775) 1887PLicO...1...24B
Bu_1887 Pub. Lick Obs. 1, 24,45, 1887
Bu_1889a Ma - Burnham, S.W. 1889AN....122..159B
Bu_1889a AN 122, 159, 1889 (measures also in Bu_1894c) 1894PLicO...2..197B
Bu_1889b Ma - Burnham, S.W. (BU 1026 - 1038) 1889AN....123....1B
Bu_1889b AN 123, 1, 1889 (measures also in Bu_1894a) 1894PLicO...2..185B
Bu_1889c Ma - Burnham, S.W. 1889AN....123...75B
Bu_1889c AN 123, 75, 1889 (measures also in Bu_1894c) 1894PLicO...2..197B
Bu_1889d Ma - Burnham, S.W. 1889PASP....1...36B
Bu_1889d PASP 1, 36, 1889 (measures also in Bu_1894) 1894PLicO...2....3B
Bu_1889e Ma j Burnham, S.W. 1889AN....121...63B
Bu_1889e AN 121, 63, 1889 (measures also in Bu_1894c) 1894PLicO...2..197B
Bu_1889f Ma j Bunham, S.W. 1889MNRAS..49..418B
Bu_1889f MNRAS 49, 418, 1889
Bu_1890a Ma - Burnham, S.W. (BU 1093 - 1154) 1889AN....124...49B
Bu_1890a AN 124, 49, 1890 (measures also in Bu_1894c) 1894PLicO...2..197B
Bu_1890b Ma - Burnham, S.W. 1890AN....125...41B
Bu_1890b AN 125, 41, 1890 (measures also in Bu_1894) 1894PLicO...2....3B
Bu_1890c Ma - Burnham, S.W. 1890PASP....2..138B
Bu_1890c PASP 2, 138, 1890 (measures also in Bu_1894) 1894PLicO...2....3B
Bu_1891a orb - Burnham, S.W. 1891SidM...10..273B
Bu_1891a Sidereal Messenger 10, 273, 1891
Bu_1891b orb - Burnham, S.W. 1891Obs....14..263B
Bu_1891b Observatory 14, 263, 1891
Bu_1891c Ma j Burnham, S.W. 1891AN....127..289B
Bu_1891c AN 127, 289, 1891
Bu_1892 Ma - Burnham, S.W. (BU 1225 - 1266) 1892AN....130..257B
Bu_1892 AN 130, 257, 1892 (measures also in Bu_1894e) 1894PLicO...2..221B
Bu_1892b Ma - Burnham, S.W. 1892AN....130...77B
Bu_1892b AN 130, 77, 1892
Bu_1893a Ma - Burnham, S.W. 1893AN....131..329B
Bu_1893a AN 131, 329, 1893 (most measures also in Bu_1894) 1894PLicO...2.....B
Bu_1893b orb - Burnham, S.W. 1893MNRAS..53..478B
Bu_1893b MNRAS 53, 478, 1893
Bu_1893c orb - Burnham, S.W. 1893MNRAS..54..119B
Bu_1893c MNRAS 54, 119, 1893
Bu_1893d orb - Burnham, S.W. 1893AstAp..12..494B
Bu_1893d AstAp 12, 494, 1893
Bu_1893e orb - Burnham, S.W. 1893AstAp..12..585B
Bu_1893e AstAp 12, 585, 1893
Bu_1893f Ma - Burnham, S.W. (BU 1267 - 1274) 1893MNRAS..53..273B
Bu_1893f MNRAS 53, 273, 1893 (most measures also in Bu_1893a) 1893AN....131..329B
Bu_1893g orb - Burnham, S.W. 1893MNRAS..53..482B
Bu_1893g MNRAS 53, 482, 1893
Bu_1894 Ma j Burnham, S.W. 1894PLicO...2....3B
Bu_1894 Pub. Lick Obs. 2, 3, 1894 (includes most data from Bu_1893a) 1893AN....131..329B
Bu_1894a Ma j Burnham, S.W. (BU 1026 - 1038) 1894PLicO...2..185B
Bu_1894a Pub. Lick Obs. 2, 185, 1894
Bu_1894b Ma j Burnham, S.W. (BU 1039 - 1092) 1894PLicO...2..188B
Bu_1894b Pub. Lick Obs. 2, 188, 1894
Bu_1894c Ma - Burnham, S.W. (BU 1093 - 1154) 1894PLicO...2..197B
Bu_1894c Pub. Lick Obs. 2, 197, 1894
Bu_1894d Ma - Burnham, S.W. (BU 1155 - 1224) 1894PLicO...2..206B
Bu_1894d Pub. Lick Obs. 2, 206, 1894
Bu_1894e Ma - Burnham, S.W. (BU 1225 - 1266) 1894PLicO...2..221B
Bu_1894e Pub. Lick Obs. 2, 221, 1894
Bu_1894f Ma - Burnham, S.W. (BU 1267 - 1274) 1894PLicO...2..229B
Bu_1894f Pub. Lick Obs. 2, 229, 1894 (all measures also in Bu_1893f) 1893MNRAS..53..273B
Bu_1894g Ma - Burnham, S.W. 1894PLicO...2..159B
Bu_1894g Pub. Lick Obs. 2, 159, 1894
Bu_1898 orb - Burnham, S.W. 1898MNRAS..59...59B
Bu_1898 MNRAS 58, 59, 1898
Bu_1900 Ma - Burnham, S.W. 1900PYerO...1....1B
Bu_1900 Pub. Yerkes Obs. 1, 1, 1900
Bu_1902A Ma j Burnham, S.W. 1902AN....158..241E
Bu_1902A cited by Espin (AN 158, 241, 1902)
Bu_1903 Ma - Burnham, S.W. 1903PYerO...2....1B
Bu_1903 Pub. Yerkes Obs. 2, 1, 1903
Bu_1906 Ma j Burnham, S.W. 1906QB821.B972.....
Bu_1906 +M Burnham Double Star Cat., 1906
Bu_1906B Ma - Burnham, S.W. 1906MmRAS..56....1L
Bu_1906B +orb cited by Lewis (MemRAS 56, 1, 1906)
Bu_1907 Ma - Burnham, S.W. 1907AN....176..129B
Bu_1907 AN 176, 129, 1907 (most data in Bu_1913) 1913QB811.B8.......
Bu_1908 Ma - Burnham, S.W. 1908MNRAS..68..517B
Bu_1908 MNRAS 68, 517, 1908
Bu_1908A Ma - Burnham, S.W. 1908MNRAS..68..465B
Bu_1908A cited by Barnard (MNRAS 68, 465, 1908)
Bu_1909 Ma - Burnham, S.W. 1909AN....180...65B
Bu_1909 AN 180, 65, 1909 (most data in Bu_1913) 1913QB811.B8.......
Bu_1909b Ma j Burnham, S.W. 1909AN....182..133B
Bu_1909b AN 182, 133, 1909
Bu_1910 Ma - Burnham, S.W. ...................
Bu_1910 Journal Astronomique 1, no. 11, 81, 1910
Bu_1910b Ma - Burnham, S.W. 1910AN....185..145B
Bu_1910b AN 185, 145, 1910 (most data in Bu_1913) 1913QB811.B8.......
Bu_1911 - Burnham, S.W. 1911MNRAS..72..156J
Bu_1911 MNRAS 72, 156, 1911
Bu_1911b Ma j Burnham, S.W. 1911AN....189..385B
Bu_1911b AN 189, 385, 1911
Bu_1913 Ma j Burnham, S.W. 1913QB811.B8.......
Bu_1913 +Pa Carnegie Inst. Wash. #168, 1913
Bu_1913 +T
Bu_1918 Ma j Burnham, S.W. 1918AJ.....31..141B
Bu_1918 AJ 31, 141, 1918
Bu_1923A Ma - Burnham, S.W. 1923MNRAS..83..154E
Bu_1923A cited by Espin (MNRAS 83, 154, 1923)
Bu_1927A Ma - Burnham, S.W. 1927sdsc.book......
Bu_1927A cited in SDS (Southern Double Star Cat.), 1927
Bu_1932A Ma - Burnham, S.W. 1932QB821.A43......
Bu_1932A cited in ADS (Aitken Double Star Cat.), 1932
Bu_1963A Ma - Burnham, S.W. 1963icvd.book.....J
Bu_1963A cited in IDS (Lick Index Cat.), 1963
Bu_2002A Ma - Burnham, S.W. 2002yCat.1275....0D
Bu_2002A cited in CCDM
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18432+1928 BU 645 1997 11 305 9.3 7.10 12.10 B9.5IV-V D 184314.48+192759.2
18432+1928 BU 645 2013 12 305 9.0 7.10 12.10 B9.5IV-V 184314.48+192759.2
18432+1928 BU 645 2015 14 305 9.3 7.29 12.10 B9.5IV-V 184314.48+192759.2
18432+1928 BU 645 2016 20 305 9.3 7.29 12.10 B9.5IV-V 184314.48+192759.2

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

 
 
WDS 18432+1928 BU 645 (HD 173171) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18432+1928 BU 645 (HD 173171) : MEASURES
 
 
No records found.

 
 
WDS 18432+1928 (HD 173171) : VIRTUAL EYEPIECE
 
 

18432+1928 BU 645A mag 7.29 Sp B9.5IV 18432+1928 BU 645B sep 8.9 P.A. 307.00 mag 12.1 Sp V 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 18432+1928 (HD 173171) : ALADIN DSS IMAGE @ 18h 43m 14.48s +19° 27' 59.2"
 
 
 
 
WDS 18432+1928 BU 645 (HD 173171) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18432+1928 BU 645 distance=0' 18430+1955 TDS 936 distance=27' 18445+1913 J 466 distance=28' 18444+2003 GRV 238 distance=40' 18405+1936 OSO 102AB distance=40' 18405+1936 OSO 102AC distance=40' 18433+1847 COU 816 distance=41' 18423+1842 TDT1012 distance=49' 18444+2015 ALD 4AB distance=59' 18444+2015 DAM 640AC distance=59' 18474+1957 TDT1056 distance=65' 18440+1820 BPM 811 distance=70' 18457+2033 HJ 2839AB distance=74' 18457+2033 HJ 2839AC distance=74' 18457+2033 HJ 2839AD distance=74' 18457+2033 HJ 2839AE distance=74' 18399+2019 L 64 distance=78' 18489+1920 DCH 121 distance=81' 18461+1817 J 2924 distance=83' 18402+1815 TDT 986 distance=85' 18443+2052 HU 325 distance=86' 18369+2019 L 62 distance=86' 18389+2019 L 63 distance=89' 18370+1910 J 799 distance=91' 18468+1812 DAM 351 distance=91' 18482+2028 TDT1060 distance=93' 18470+1811 ENG 64DJ distance=94' 18470+1811 SMA 80CD distance=94' 18496+1953 MMA 28 distance=94' 18470+1811 ENG 64BC distance=94' 18470+1811 ABH 103BE distance=94' 18470+1811 ABH 103BF distance=94' 18470+1811 ABH 103BG distance=94' 18470+1811 ABH 103BH distance=94' 18470+1811 ABH 103BI distance=94' 18470+1811 ENG 64AB distance=94' 18470+1811 ENG 64AD distance=94' 18470+1811 ENG 64AC distance=94' 18365+1931 FMR 231AB distance=96' 18365+1931 RAO 394Aa,Ab distance=96' 18372+1839 TDT 961 distance=99' 18473+1806 DAM 352 distance=101' 18501+1952 TDT1079 distance=101' 18393+2056 STF2360 distance=104' 18407+1749 ROE 88AB distance=105' 18407+1749 ROE 88AC distance=105' 18407+1749 WLY 11AD distance=105' 18412+1747 BPM 801 distance=106' 18361+2003 TDS 931 distance=107' 18412+2111 TDT 994 distance=107' 18505+2002 KU 121 distance=108' 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 18432+1928 BU 645 305 9.3
Show 18430+1955 TDS 936 157 2.0 27
Show 18445+1913 J 466 214 2.9 28
Show 18444+2003 GRV 238 345 36.6 40
Show 18405+1936 OSO 102 AB 99 17.3 40
Show 18405+1936 OSO 102 AC 36 20.3 40
Show 18433+1847 COU 816 293 0.2 41
Show 18423+1842 TDT1012 32 0.5 49
Show 18444+2015 ALD 4 AB 338 4.1 59
Show 18444+2015 DAM 640 AC 169 11.0 59
Show 18474+1957 TDT1056 171 4.6 65
Show 18440+1820 BPM 811 86 55.0 70
Show 18457+2033 HJ 2839 AB 57 74.8 74
Show 18457+2033 HJ 2839 AC 59 73.0 74
Show 18457+2033 HJ 2839 AD 336 25.4 74
Show 18457+2033 HJ 2839 AE 13 61.1 74
Show 18399+2019 L 64 74 4.1 78
Show 18489+1920 DCH 121 10 0.4 81
Show 18461+1817 J 2924 69 3.6 83
Show 18402+1815 TDT 986 145 0.5 85
Show 18443+2052 HU 325 6 0.4 86
Show 18369+2019 L 62 314 6.2 86
Show 18389+2019 L 63 63 2.7 89
Show 18370+1910 J 799 78 2.6 91
Show 18468+1812 DAM 351 193 9.2 91
Show 18482+2028 TDT1060 175 0.6 93
Show 18470+1811 ENG 64 DJ 253 132.4 94
Show 18470+1811 SMA 80 CD 313 18.4 94
Show 18496+1953 MMA 28 70 13.9 94
Show 18470+1811 ENG 64 BC 296 33.8 94
Show 18470+1811 ABH 103 BE 288 85.9 94
Show 18470+1811 ABH 103 BF 263 112.5 94
Show 18470+1811 ABH 103 BG 136 63.8 94
Show 18470+1811 ABH 103 BH 325 92.9 94
Show 18470+1811 ABH 103 BI 246 139.9 94
Show 18470+1811 ENG 64 AB 241 113.7 94
Show 18470+1811 ENG 64 AD 258 143.8 94
Show 18470+1811 ENG 64 AC 252 135.8 94
Show 18365+1931 FMR 231 AB 86 15.1 96
Show 18365+1931 RAO 394 Aa,Ab 233 0.2 96
Show 18372+1839 TDT 961 332 0.8 99
Show 18473+1806 DAM 352 202 11.4 101
Show 18501+1952 TDT1079 295 1.3 101
Show 18393+2056 STF2360 358 2.5 104
Show 18407+1749 ROE 88 AB 131 8.4 105
Show 18407+1749 ROE 88 AC 330 35.5 105
Show 18407+1749 WLY 11 AD 322 14.2 105
Show 18412+1747 BPM 801 292 64.5 106
Show 18361+2003 TDS 931 49 1.2 107
Show 18412+2111 TDT 994 27 0.7 107
Show 18505+2002 KU 121 312 31.5 108

 
 
WDS 18432+1928 : COMPONENTS
 
 
  A
B pa=307.0°
sep=8.94"
 
 
18432+1928 A
 
 
Componente originario normalizzato AB Name HD 173171 Coord arcsec 2000 184314.48+192759.2 Mag 7.29
Spectral class B9.5IV (blue-white) PmRA 15.00 PmDE 2.0 SAO 104023
HIP 91816 Tycho2 1591-01354-1 HD 173171 BD BD+19 3762
Tycho2
Tycho2 1591-01354-1 Pflag RAmdeg 280.81037241 DEmdeg 19.46646972
PmRA 7.4 PmDE 6.8 E RAmdeg 4 E DEmdeg 4
E pmRA 1.4 E pmDE 1.4 EpRAm 1991.39 EpDEm 1991.61
Num 7 Q RAmdeg 0.5 Q DEmdeg 0.2 Q pmRA 0.5
Q pmDE 0.4 BTmag 7.299 E BTmag 0.015 VTmag 7.286
E VTmag 0.010 Prox 999 TYC T HIP 91816
CCDM RAdeg 280.81035417 DEdeg 19.46645417 EpRA 1990 1.52
EpDE 1990 1.73 E RAdeg 4.0 E DEdeg 3.7 Posflg
Corr 0.0
SAO
SAO 104023 DelFlag RA1950 PmRA1950 0.0014
DE1950 PmDE1950 0.004 Vmag 7.3 SpType B9
Double code Source 28 CatNum 6970 DM BD+19 3762
DMcomp BDsup HD 173171 M HD 0
GC RA1950rad 4.89156762 DE1950rad 0.33886285 PmRA2000 0.0015
PmDE2000 0.004
Hipparcos
Catalog H HIP 91816 Proxy RAhms 18 43 14.48
DEdms +19 27 59.2 Vmag 7.28 VarFlag R Vmag H
RAdeg 280.81 DEdeg 19.4665 AstroRef Plx 8.03
CCDM 18432+1928 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual S M HIP
Theta Rho HD 173171 BD BD+19 3762
CD CP Dm number +19 3762 VIred 0.02
SpType B9 R SpType Coord arcsec 2000 184314.48+192759.2
Hipparcos 2
HIP 91816 Sn 5 So 0 Nc 1
RArad 4.9010652284 DErad 0.3397537073 Plx 7.72 PmRA 9.84
PmDE 7.09 E RArad 0.35 E DErad 0.46 E Plx 0.7
E pmRA 0.44 E pmDE 0.66 Hpmag 7.2936 E Hpmag 0.0011
SHp 0.01 VA 0 BV 0.012 E BV 0.007
VI 0.03
CCDM
Ccdm 18432+1928 RComp Comp A Note1
Note2 Discov num DRAs 2.61 DDEs -1.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.1 Sp B9 PmNote *
PmRA 36 PmDE 2 Dm number +19 3762 Cat1 BD
Name2 +19 1771 Cat2 AGK2/3 HD 173171 M HD
ADS BDS A11609 M ADS BDS N IDS IDS 18389N1922A
HIC 91816
 
 
18432+1928 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 184313.98+192804.6 Mag 12.1 Spectral class V
Calc delta mag 4.81 Calc coord yes
CCDM
Ccdm 18432+1928 RComp Comp B Note1
Note2 Discov num BU 645 DRAs 2.06 DDEs 4.4
R dRAs 90 Year 1877 Theta 305 Rho 9.3
Obs 7 Vmag 12.1 Sp PmNote
PmRA 36 PmDE 2 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11609 M ADS BDS N IDS IDS 18389N1922B
HIC 91816