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Current system
18491+1524
BPM 842


Nearby doubles
11' : 18484+1524
J 2150

15' : 18500+1519
YSC 12AB

21' : 18484+1542
BPMA 61

22' : 18506+1525
BPM 862

25' : 18477+1539
BPM 831

27' : 18475+1537
GII 20AB

30' : 18471+1515
HJ 1344

34' : 18510+1505
BPMA 63

34' : 18515+1507
OL 105

35' : 18506+1458
BPM 863

36' : 18470+1541
GII 5

36' : 18504+1554
BPM 860

36' : 18481+1557
BPM 835

37' : 18510+1501
HDS2673

42' : 18502+1603
RAO 399

52' : 18489+1615
STF2400AB

52' : 18517+1600
BPM 870

58' : 18459+1450
HEI 397

58' : 18496+1621
BPM 849

59' : 18487+1426
BPM 838AB

62' : 18524+1445
BPMA 66

64' : 18456+1604
BPM 820

65' : 18503+1626
BPM 859

65' : 18497+1629
BRT1311

66' : 18500+1420
BPM 854

67' : 18462+1432
BPM 822



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

18491+1524 BPM 842

 
 
18h 49m 05.90s +15° 24' 24.8" P.A. 278.00 sep 103.7 mag 13.80,14.04
 
 
Coord 2000 18491+1524 Discov num BPM 842 Comp Coord arcsec 2000 18 49 05.90 +15 24 24.8
Date first 1997 Date last 2015 Obs 6
Pa first 277 Pa last 277.5 P.A. Now (θ) 277.5°
Sep first 104.3 Sep last 103.746 Sep. Now (ρ) 103.746"
Mag pri 13.80 Mag sec 14.04 delta mag (ΔM) 0.24 Spectral class
Pri motion ra -023 Sec motion ra +009
Pri motion dec -025 Sec motion dec -006
Notes N V (See Notes, Proper motion indicates physical)
rPM=1.096
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules Gaia DR2 4510507519643364864
 
 
WDS 18491+1524 BPM 842 : NOTES
 
 
discov_num notes refcode
BPM 842 [PM2000] 1589068 + [PM2000] 1588083. 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
18491+1524 BPM 842 1997 1 277 104.3 14.12 14.55 NV 184905.90+152424.8
18491+1524 BPM 842 2001 2 277 104.1 14.12 14.55 NV 184905.90+152424.8
18491+1524 BPM 842 2015 3 277 103.7 13.80 14.04 NV 184905.90+152424.8

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

 
 
WDS 18491+1524 BPM 842 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18491+1524 BPM 842 : MEASURES
 
 
No records found.

 
 
WDS 18491+1524 : VIRTUAL EYEPIECE
 
 

18491+1524 BPM 842A mag 13.8 18491+1524 BPM 842B sep 100.1 P.A. 277.80 mag 14.04 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 18491+1524 : ALADIN DSS IMAGE @ 18h 49m 05.90s +15° 24' 24.8"
 
 
 
 
WDS 18491+1524 BPM 842 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18491+1524 BPM 842 distance=0' 18484+1524 J 2150 distance=11' 18500+1519 YSC 12AB distance=15' 18500+1519 LLO 16AC distance=15' 18500+1519 LLO 16AD distance=15' 18484+1542 BPMA 61 distance=21' 18506+1525 BPM 862 distance=22' 18477+1539 BPM 831 distance=25' 18475+1537 HU 584Aa,Ab distance=27' 18475+1537 GII 20AB distance=27' 18471+1515 HJ 1344 distance=30' 18510+1505 BPMA 63 distance=34' 18515+1507 OL 105 distance=34' 18506+1458 BPM 863 distance=35' 18470+1541 GII 5 distance=36' 18504+1554 BPM 860 distance=36' 18481+1557 BPM 835 distance=36' 18510+1501 HDS2673 distance=37' 18502+1603 RAO 399 distance=42' 18489+1615 STF2400BC distance=51' 18489+1615 STF2400AB distance=52' 18489+1615 STF2400AD distance=52' 18489+1615 STF2400AC distance=52' 18489+1615 STF2400A,BC distance=52' 18517+1600 BPM 870 distance=52' 18459+1450 HEI 397 distance=58' 18496+1621 BPM 849 distance=58' 18487+1426 BPM 839BC distance=58' 18487+1426 BPM 838AB distance=59' 18524+1445 BPMA 66 distance=62' 18456+1604 BPM 820 distance=64' 18503+1626 BPM 859 distance=65' 18497+1629 BRT1311 distance=65' 18500+1420 BPM 854 distance=66' 18462+1432 BPM 822 distance=67' 18493+1416 BPM 845 distance=69' 18533+1557 BPM 879 distance=69' 18511+1421 BPMA 64 distance=70' 18523+1432 STF2411AB distance=70' 18523+1432 WAL 97AC distance=70' 18523+1432 WAL 97AD distance=70' 18540+1516 L 40 distance=71' 18449+1606 HEI 173 distance=75' 18453+1434 BPM 818 distance=75' 18498+1639 BPM 853 distance=76' 18503+1408 HEI 398 distance=79' 18521+1635 BPM 871 distance=83' 18479+1403 BPM 833 distance=84' 18439+1601 OSO 103AB distance=84' 18439+1601 OSO 103AC distance=84' 18439+1601 OSO 103AD distance=84' 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 18491+1524 BPM 842 278 103.7
Show 18484+1524 J 2150 34 19.9 11
Show 18500+1519 YSC 12 AB 35 0.5 15
Show 18500+1519 LLO 16 AC 19 11.1 15
Show 18500+1519 LLO 16 AD 225 15.7 15
Show 18484+1542 BPMA 61 54 281.7 21
Show 18506+1525 BPM 862 276 60.3 22
Show 18477+1539 BPM 831 340 117.9 25
Show 18475+1537 HU 584 Aa,Ab 5 0.3 27
Show 18475+1537 GII 20 AB 184 0.3 27
Show 18471+1515 HJ 1344 207 13.0 30
Show 18510+1505 BPMA 63 327 156.2 34
Show 18515+1507 OL 105 157 4.7 34
Show 18506+1458 BPM 863 270 86.3 35
Show 18470+1541 GII 5 102 8.3 36
Show 18504+1554 BPM 860 174 80.3 36
Show 18481+1557 BPM 835 272 105.6 36
Show 18510+1501 HDS2673 299 0.1 37
Show 18502+1603 RAO 399 140 2.8 42
Show 18489+1615 STF2400 BC 201 1.0 51
Show 18489+1615 STF2400 AB 159 9.7 52
Show 18489+1615 STF2400 AD 157 0.4 52
Show 18489+1615 STF2400 AC 161 10.9 52
Show 18489+1615 STF2400 A,BC 160 11.0 52
Show 18517+1600 BPM 870 335 90.7 52
Show 18459+1450 HEI 397 141 1.1 58
Show 18496+1621 BPM 849 245 101.4 58
Show 18487+1426 BPM 839 BC 319 107.1 58
Show 18487+1426 BPM 838 AB 69 91.1 59
Show 18524+1445 BPMA 66 351 253.5 62
Show 18456+1604 BPM 820 18 61.6 64
Show 18503+1626 BPM 859 264 110.0 65
Show 18497+1629 BRT1311 204 4.3 65
Show 18500+1420 BPM 854 271 66.2 66
Show 18462+1432 BPM 822 228 116.6 67
Show 18493+1416 BPM 845 100 106.7 69
Show 18533+1557 BPM 879 224 33.0 69
Show 18511+1421 BPMA 64 274 231.1 70
Show 18523+1432 STF2411 AB 95 13.3 70
Show 18523+1432 WAL 97 AC 87 60.1 70
Show 18523+1432 WAL 97 AD 118 83.8 70
Show 18540+1516 L 40 6 12.9 71
Show 18449+1606 HEI 173 305 3.7 75
Show 18453+1434 BPM 818 85 115.9 75
Show 18498+1639 BPM 853 163 102.8 76
Show 18503+1408 HEI 398 107 1.8 79
Show 18521+1635 BPM 871 188 76.6 83
Show 18479+1403 BPM 833 172 98.0 84
Show 18439+1601 OSO 103 AB 121 5.0 84
Show 18439+1601 OSO 103 AC 44 8.9 84
Show 18439+1601 OSO 103 AD 25 14.1 84

 
 
WDS 18491+1524 : COMPONENTS
 
 
  A
B pa=277.8°
sep=100.08"
 
 
18491+1524 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 184905.90+152424.8 Mag 13.8 PmRA -23.00
PmDE -25.0
 
 
18491+1524 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 184859.04+152438.3 Mag 14.04 PmRA 9.00
PmDE -6.0 Calc delta mag 0.24 Calc coord yes