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Current system
18509+1751
BPM 867


Nearby doubles
15' : 18504+1739
KPP 859

23' : 18500+1733
BPM 855

29' : 18495+1811
HDS2668

33' : 18492+1813
SMA 81AB

34' : 18487+1803
BPM 840

37' : 18533+1737
BPM 878

41' : 18538+1756
BPM 881

49' : 18520+1705
COU 720

52' : 18478+1725
BPM 832

53' : 18515+1700
BPMA 65

53' : 18539+1719
LDS5868

55' : 18473+1806
DAM 352

60' : 18470+1811
ENG 64AB

60' : 18551+1753
KPP 872

63' : 18468+1812
DAM 351

67' : 18552+1817
J 2931

69' : 18545+1837
HDS2680

69' : 18481+1656
BPM 834

70' : 18551+1717
COU 721AB

70' : 18556+1813
DAM 128

71' : 18534+1851
LDS5867AB

72' : 18525+1644
BPM 875

74' : 18534+1856
TDT1114

74' : 18461+1817
J 2924

75' : 18498+1639
BPM 853

76' : 18476+1655
J 2678



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

18509+1751 BPM 867

 
 
18h 50m 56.50s +17° 51' 26.8" P.A. 187.00 sep 46.3 mag 13.96,15.24
 
 
Coord 2000 18509+1751 Discov num BPM 867 Comp Coord arcsec 2000 18 50 56.50 +17 51 26.8
Date first 1994 Date last 2015 Obs 9
Pa first 187 Pa last 187.4 P.A. Now (θ) 187.4°
Sep first 46.2 Sep last 46.317 Sep. Now (ρ) 46.317"
Mag pri 13.96 Mag sec 15.24 delta mag (ΔM) 1.28 Spectral class
Pri motion ra -015 Sec motion ra -018
Pri motion dec -019 Sec motion dec -013
Notes N V (See Notes, Proper motion indicates physical)
rPM=0.277 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules Gaia DR2 4511459250044446208
 
 
WDS 18509+1751 BPM 867 : NOTES
 
 
discov_num notes refcode
BPM 867 [PM2000] 1604886 + [PM2000] 1604822. Gvr2010
 
 
REFERENCES
 
 
refcode metd author reference
Gvr2010 Pa - Gavras, P. Sinachopoulos, D., Le Campion, J.F., & Cucourant, C. 2010A&A...521A 4G
Gvr2010 +T A&A 521, A4, 2010
Gvr2010 (Note: mean measures from AC2000.2, CdC2000, USNO-A2.0, Yellow Sky, and M2000
Gvr2010 catalogs, spanning years ~1900-2000)
 
 
DISCOVERER
 
 
idgroup discov author
1 BPM Bordeaux PM2000 catalogue (main catalog: separation < 2')
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18509+1751 BPM 867 1999 2 188 46.2 14.17 15.30 NV 185056.50+175126.8
18509+1751 BPM 867 2001 3 188 46.2 14.17 15.30 NV 185056.50+175126.8
18509+1751 BPM 867 2010 4 188 46.2 13.96 15.24 NV 185056.50+175126.8
18509+1751 BPM 867 2015 5 188 46.3 13.96 15.24 NV 185056.50+175126.8

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

 
 
WDS 18509+1751 BPM 867 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18509+1751 BPM 867 : MEASURES
 
 
No records found.

 
 
WDS 18509+1751 : VIRTUAL EYEPIECE
 
 

18509+1751 BPM 867A mag 13.96 18509+1751 BPM 867B sep 46.3 P.A. 187.00 mag 15.24 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 18509+1751 : ALADIN DSS IMAGE @ 18h 50m 56.50s +17° 51' 26.8"
 
 
 
 
WDS 18509+1751 BPM 867 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18509+1751 BPM 867 distance=0' 18504+1739 KPP 859 distance=15' 18500+1733 BPM 855 distance=23' 18495+1811 HDS2668 distance=29' 18492+1813 SMA 81AB distance=33' 18492+1813 DAM 353AC distance=33' 18492+1813 DAM 353AD distance=33' 18487+1803 BPM 840 distance=34' 18533+1737 BPM 878 distance=37' 18538+1756 BPM 881 distance=41' 18520+1705 COU 720 distance=49' 18478+1725 BPM 832 distance=52' 18515+1700 BPMA 65 distance=53' 18539+1719 LDS5868 distance=53' 18473+1806 DAM 352 distance=55' 18470+1811 ENG 64AB distance=60' 18470+1811 ENG 64AD distance=60' 18470+1811 ENG 64AC distance=60' 18551+1753 KPP 872 distance=60' 18470+1811 ENG 64BC distance=61' 18470+1811 ABH 103BE distance=61' 18470+1811 ABH 103BF distance=61' 18470+1811 ABH 103BG distance=61' 18470+1811 ABH 103BH distance=61' 18470+1811 ABH 103BI distance=61' 18470+1811 SMA 80CD distance=61' 18470+1811 ENG 64DJ distance=62' 18468+1812 DAM 351 distance=63' 18552+1817 J 2931 distance=67' 18545+1837 HDS2680 distance=69' 18481+1656 BPM 834 distance=69' 18551+1717 COU 721AB distance=70' 18551+1717 COU 721AC distance=70' 18556+1813 DAM 128 distance=70' 18534+1851 LDS5867AB distance=71' 18534+1851 SKF 331AC distance=71' 18525+1644 BPM 875 distance=72' 18534+1856 TDT1114 distance=74' 18461+1817 J 2924 distance=74' 18498+1639 BPM 853 distance=75' 18476+1655 J 2678 distance=76' 18472+1655 ARN 75 distance=77' 18521+1635 BPM 871 distance=79' 18466+1659 STF2385AB distance=82' 18466+1659 MAD 10AC distance=82' 18558+1839 TDT1132 distance=84' 18497+1629 BRT1311 distance=85' 18561+1709 BPM 894 distance=86' 18463+1659 HEI 260 distance=86' 18503+1626 BPM 859 distance=86' 18568+1733 BPM 901 distance=87' 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 18509+1751 BPM 867 187 46.3
Show 18504+1739 KPP 859 12 7.3 15
Show 18500+1733 BPM 855 290 63.8 23
Show 18495+1811 HDS2668 60 0.4 29
Show 18492+1813 SMA 81 AB 338 21.9 33
Show 18492+1813 DAM 353 AC 118 6.3 33
Show 18492+1813 DAM 353 AD 259 9.6 33
Show 18487+1803 BPM 840 103 103.0 34
Show 18533+1737 BPM 878 78 38.6 37
Show 18538+1756 BPM 881 2 55.4 41
Show 18520+1705 COU 720 194 4.5 49
Show 18478+1725 BPM 832 244 111.2 52
Show 18515+1700 BPMA 65 297 191.5 53
Show 18539+1719 LDS5868 158 10.3 53
Show 18473+1806 DAM 352 202 11.4 55
Show 18470+1811 ENG 64 AB 241 113.7 60
Show 18470+1811 ENG 64 AD 258 143.8 60
Show 18470+1811 ENG 64 AC 252 135.8 60
Show 18551+1753 KPP 872 36 7.3 60
Show 18470+1811 ENG 64 BC 296 33.8 61
Show 18470+1811 ABH 103 BE 288 85.9 61
Show 18470+1811 ABH 103 BF 263 112.5 61
Show 18470+1811 ABH 103 BG 136 63.8 61
Show 18470+1811 ABH 103 BH 325 92.9 61
Show 18470+1811 ABH 103 BI 246 139.9 61
Show 18470+1811 SMA 80 CD 313 18.4 61
Show 18470+1811 ENG 64 DJ 253 132.4 62
Show 18468+1812 DAM 351 193 9.2 63
Show 18552+1817 J 2931 143 5.3 67
Show 18545+1837 HDS2680 93 4.0 69
Show 18481+1656 BPM 834 51 119.5 69
Show 18551+1717 COU 721 AB 302 3.3 70
Show 18551+1717 COU 721 AC 149 17.5 70
Show 18556+1813 DAM 128 317 4.8 70
Show 18534+1851 LDS5867 AB 207 210.7 71
Show 18534+1851 SKF 331 AC 239 2.6 71
Show 18525+1644 BPM 875 352 114.0 72
Show 18534+1856 TDT1114 107 0.6 74
Show 18461+1817 J 2924 69 3.6 74
Show 18498+1639 BPM 853 163 102.8 75
Show 18476+1655 J 2678 27 5.4 76
Show 18472+1655 ARN 75 26 65.3 77
Show 18521+1635 BPM 871 188 76.6 79
Show 18466+1659 STF2385 AB 30 5.5 82
Show 18466+1659 MAD 10 AC 26 71.9 82
Show 18558+1839 TDT1132 218 1.0 84
Show 18497+1629 BRT1311 204 4.3 85
Show 18561+1709 BPM 894 18 95.9 86
Show 18463+1659 HEI 260 301 2.2 86
Show 18503+1626 BPM 859 264 110.0 86
Show 18568+1733 BPM 901 96 73.6 87

 
 
WDS 18509+1751 : COMPONENTS
 
 
  A
B pa=187.0°
sep=46.28"
 
 
18509+1751 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 185056.50+175126.8 Mag 13.96 PmRA -15.00
PmDE -19.0
 
 
18509+1751 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 185056.10+175040.9 Mag 15.24 PmRA -18.00
PmDE -13.0 Calc delta mag 1.28 Calc coord yes