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Current system
18481+1557
BPM 835


Nearby doubles
16' : 18484+1542
BPMA 61

20' : 18477+1539
BPM 831

22' : 18489+1615
STF2400AB

23' : 18475+1537
GII 20AB

24' : 18470+1541
GII 5

31' : 18502+1603
RAO 399

32' : 18496+1621
BPM 849

33' : 18504+1554
BPM 860

34' : 18484+1524
J 2150

36' : 18491+1524
BPM 842

37' : 18456+1604
BPM 820

39' : 18497+1629
BRT1311

43' : 18503+1626
BPM 859

45' : 18471+1515
HJ 1344

48' : 18500+1519
YSC 12AB

48' : 18498+1639
BPM 853

48' : 18506+1525
BPM 862

49' : 18449+1606
HEI 173

51' : 18464+1641
HEI 261

52' : 18517+1600
BPM 870

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J 2678

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ARN 75

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BPM 834

62' : 18439+1601
OSO 103AB

65' : 18461+1655
HEI 259

66' : 18466+1659
STF2385AB



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

18481+1557 BPM 835

 
 
18h 48m 07.94s +15° 57' 19.2" P.A. 272.00 sep 105.6 mag 13.27,15.15
 
 
Coord 2000 18481+1557 Discov num BPM 835 Comp Coord arcsec 2000 18 48 07.94 +15 57 19.2
Date first 1994 Date last 2015 Obs 9
Pa first 272 Pa last 272.3 P.A. Now (θ) 272.3°
Sep first 105.6 Sep last 105.579 Sep. Now (ρ) 105.579"
Mag pri 13.27 Mag sec 15.15 delta mag (ΔM) 1.88 Spectral class
Pri motion ra +000 Sec motion ra +020
Pri motion dec -004 Sec motion dec -019
Notes N V (See Notes, Proper motion indicates physical)
rPM=0.906
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules Gaia DR2 4510614515871485440
 
 
WDS 18481+1557 BPM 835 : NOTES
 
 
discov_num notes refcode
BPM 835 [PM2000] 1580795 + [PM2000] 1579735. 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
18481+1557 BPM 835 1999 2 272 105.5 13.27 15.15 NV 184807.94+155719.2
18481+1557 BPM 835 2001 3 272 105.5 13.27 15.15 NV 184807.94+155719.2
18481+1557 BPM 835 2010 4 272 105.6 13.27 15.15 NV 184807.94+155719.2
18481+1557 BPM 835 2015 5 272 105.6 13.27 15.15 NV 184807.94+155719.2

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

 
 
WDS 18481+1557 BPM 835 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18481+1557 BPM 835 : MEASURES
 
 
No records found.

 
 
WDS 18481+1557 : VIRTUAL EYEPIECE
 
 

18481+1557 BPM 835A mag 13.27 18481+1557 BPM 835B sep 101.5 P.A. 272.40 mag 15.15 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 18481+1557 : ALADIN DSS IMAGE @ 18h 48m 07.94s +15° 57' 19.2"
 
 
 
 
WDS 18481+1557 BPM 835 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18481+1557 BPM 835 distance=0' 18484+1542 BPMA 61 distance=16' 18477+1539 BPM 831 distance=20' 18489+1615 STF2400BC distance=22' 18489+1615 STF2400AB distance=22' 18489+1615 STF2400AD distance=22' 18489+1615 STF2400AC distance=22' 18489+1615 STF2400A,BC distance=22' 18475+1537 HU 584Aa,Ab distance=23' 18475+1537 GII 20AB distance=23' 18470+1541 GII 5 distance=24' 18502+1603 RAO 399 distance=31' 18496+1621 BPM 849 distance=32' 18504+1554 BPM 860 distance=33' 18484+1524 J 2150 distance=34' 18491+1524 BPM 842 distance=36' 18456+1604 BPM 820 distance=37' 18497+1629 BRT1311 distance=39' 18503+1626 BPM 859 distance=43' 18471+1515 HJ 1344 distance=45' 18500+1519 YSC 12AB distance=48' 18500+1519 LLO 16AC distance=48' 18500+1519 LLO 16AD distance=48' 18498+1639 BPM 853 distance=48' 18506+1525 BPM 862 distance=48' 18449+1606 HEI 173 distance=49' 18464+1641 HEI 261 distance=51' 18517+1600 BPM 870 distance=52' 18476+1655 J 2678 distance=58' 18472+1655 ARN 75 distance=59' 18481+1656 BPM 834 distance=59' 18439+1601 OSO 103AB distance=62' 18439+1601 OSO 103AC distance=62' 18439+1601 OSO 103AD distance=62' 18439+1601 OSO 103AE distance=62' 18439+1601 OSO 103AF distance=62' 18461+1655 HEI 259 distance=65' 18466+1659 STF2385AB distance=66' 18466+1659 MAD 10AC distance=66' 18510+1505 BPMA 63 distance=67' 18515+1507 OL 105 distance=67' 18463+1659 HEI 260 distance=68' 18521+1635 BPM 871 distance=69' 18506+1458 BPM 863 distance=70' 18510+1501 HDS2673 distance=70' 18459+1450 HEI 397 distance=74' 18533+1557 BPM 879 distance=75' 18525+1644 BPM 875 distance=79' 18515+1700 BPMA 65 distance=80' 18535+1619 HEI 263 distance=81' 18520+1705 COU 720 distance=88' 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 18481+1557 BPM 835 272 105.6
Show 18484+1542 BPMA 61 54 281.7 16
Show 18477+1539 BPM 831 340 117.9 20
Show 18489+1615 STF2400 BC 201 1.0 22
Show 18489+1615 STF2400 AB 159 9.7 22
Show 18489+1615 STF2400 AD 157 0.4 22
Show 18489+1615 STF2400 AC 161 10.9 22
Show 18489+1615 STF2400 A,BC 160 11.0 22
Show 18475+1537 HU 584 Aa,Ab 5 0.3 23
Show 18475+1537 GII 20 AB 184 0.3 23
Show 18470+1541 GII 5 102 8.3 24
Show 18502+1603 RAO 399 140 2.8 31
Show 18496+1621 BPM 849 245 101.4 32
Show 18504+1554 BPM 860 174 80.3 33
Show 18484+1524 J 2150 34 19.9 34
Show 18491+1524 BPM 842 278 103.7 36
Show 18456+1604 BPM 820 18 61.6 37
Show 18497+1629 BRT1311 204 4.3 39
Show 18503+1626 BPM 859 264 110.0 43
Show 18471+1515 HJ 1344 207 13.0 45
Show 18500+1519 YSC 12 AB 35 0.5 48
Show 18500+1519 LLO 16 AC 19 11.1 48
Show 18500+1519 LLO 16 AD 225 15.7 48
Show 18498+1639 BPM 853 163 102.8 48
Show 18506+1525 BPM 862 276 60.3 48
Show 18449+1606 HEI 173 305 3.7 49
Show 18464+1641 HEI 261 102 2.4 51
Show 18517+1600 BPM 870 335 90.7 52
Show 18476+1655 J 2678 27 5.4 58
Show 18472+1655 ARN 75 26 65.3 59
Show 18481+1656 BPM 834 51 119.5 59
Show 18439+1601 OSO 103 AB 121 5.0 62
Show 18439+1601 OSO 103 AC 44 8.9 62
Show 18439+1601 OSO 103 AD 25 14.1 62
Show 18439+1601 OSO 103 AE 150 16.4 62
Show 18439+1601 OSO 103 AF 233 17.4 62
Show 18461+1655 HEI 259 248 1.9 65
Show 18466+1659 STF2385 AB 30 5.5 66
Show 18466+1659 MAD 10 AC 26 71.9 66
Show 18510+1505 BPMA 63 327 156.2 67
Show 18515+1507 OL 105 157 4.7 67
Show 18463+1659 HEI 260 301 2.2 68
Show 18521+1635 BPM 871 188 76.6 69
Show 18506+1458 BPM 863 270 86.3 70
Show 18510+1501 HDS2673 299 0.1 70
Show 18459+1450 HEI 397 141 1.1 74
Show 18533+1557 BPM 879 224 33.0 75
Show 18525+1644 BPM 875 352 114.0 79
Show 18515+1700 BPMA 65 297 191.5 80
Show 18535+1619 HEI 263 353 6.3 81
Show 18520+1705 COU 720 194 4.5 88

 
 
WDS 18481+1557 : COMPONENTS
 
 
  A
B pa=272.4°
sep=101.52"
 
 
18481+1557 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 184807.94+155719.2 Mag 13.27 PmRA 0.00
PmDE -4.0
 
 
18481+1557 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 184800.91+155723.4 Mag 15.15 PmRA 20.00
PmDE -19.0 Calc delta mag 1.88 Calc coord yes