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Current system
20310+1402
BPM 2180


Nearby doubles
6' : 20306+1404
AG 408

15' : 20306+1349
HDS2932

16' : 20308+1347
STF2688

17' : 20321+1358
HJ 1527

22' : 20320+1416
HJL 282

29' : 20329+1357
BU 670AB

36' : 20334+1359
J 3093

39' : 20329+1336
BRT1346

42' : 20316+1442
A 1676

46' : 20315+1446
J 1885

48' : 20284+1432
TDT2312

49' : 20315+1448
J 1884

54' : 20342+1333
HEI 277

56' : 20340+1326
FOX 37

58' : 20346+1423
BPM2194

61' : 20351+1413
J 1887

69' : 20267+1431
BPM2162

71' : 20351+1439
BPM2197AB

72' : 20321+1511
A 1677

72' : 20275+1454
A 1674AB

74' : 20295+1512
BPM2175

74' : 20353+1440
DRS 32

75' : 20274+1457
BRT1343

76' : 20311+1248
J 562

77' : 20311+1247
J 3244

77' : 20270+1312
BPM2166



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

20310+1402 BPM 2180

 
 
20h 30m 58.25s +14° 02' 02.0" P.A. 301.00 sep 61.2 mag 14.95,15.78
 
 
Coord 2000 20310+1402 Discov num BPM2180 Comp Coord arcsec 2000 20 30 58.25 +14 02 02.0
Date first 1990 Date last 2015 Obs 9
Pa first 300 Pa last 300.5 P.A. Now (θ) 300.5°
Sep first 61.1 Sep last 61.227 Sep. Now (ρ) 61.227"
Mag pri 14.95 Mag sec 15.78 delta mag (ΔM) 0.83 Spectral class
Pri motion ra -002 Sec motion ra -012
Pri motion dec -002 Sec motion dec -005
Notes N V (See Notes, Proper motion indicates physical)
rPM=0.803
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Gaia DR2 1804354591852839168
 
 
WDS 20310+1402 BPM 2180 : NOTES
 
 
discov_num notes refcode
BPM2180 [PM2000] 2323697 + [PM2000] 2323379. 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
20310+1402 BPM2180 2000 2 301 61.1 15.00 15.63 NV 203058.25+140202.0
20310+1402 BPM2180 2001 3 301 61.1 15.00 15.63 NV 203058.25+140202.0
20310+1402 BPM2180 2010 4 300 61.4 14.95 15.78 NV 203058.25+140202.0
20310+1402 BPM2180 2015 5 300 61.2 14.95 15.78 NV 203058.25+140202.0

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

 
 
WDS 20310+1402 BPM 2180 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20310+1402 BPM 2180 : MEASURES
 
 
No records found.

 
 
WDS 20310+1402 : VIRTUAL EYEPIECE
 
 

20310+1402 BPM2180A mag 14.95 20310+1402 BPM2180B sep 59.9 P.A. 301.30 mag 15.78 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20310+1402 : ALADIN DSS IMAGE @ 20h 30m 58.25s +14° 02' 02.0"
 
 
 
 
WDS 20310+1402 BPM 2180 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20310+1402 BPM2180 distance=1' 20306+1404 AG 408 distance=6' 20306+1349 HDS2932 distance=15' 20308+1347 STF2688 distance=16' 20321+1358 HJ 1527 distance=17' 20320+1416 HJL 282 distance=22' 20329+1357 L 35CD distance=29' 20329+1357 BU 670AB distance=29' 20329+1357 A 3108AB,CD distance=29' 20334+1359 J 3093 distance=36' 20329+1336 BRT1346 distance=39' 20316+1442 A 1676 distance=42' 20315+1446 J 1885 distance=46' 20284+1432 TDT2312 distance=48' 20315+1448 J 1884 distance=49' 20342+1333 HEI 277 distance=54' 20340+1326 FOX 37 distance=56' 20346+1423 BPM2194 distance=58' 20351+1413 J 1887 distance=61' 20267+1431 BPM2162 distance=69' 20351+1439 BPM2198BC distance=71' 20351+1439 BPM2197AB distance=71' 20321+1511 A 1677 distance=72' 20275+1454 A 1674AB distance=72' 20275+1454 A 1674AC distance=72' 20275+1454 A 1674CD distance=72' 20295+1512 BPM2175 distance=74' 20353+1440 DRS 32 distance=74' 20274+1457 BRT1343 distance=75' 20311+1248 J 562 distance=76' 20311+1247 J 3244 distance=77' 20270+1312 BPM2166 distance=77' 20272+1306 BPM2169 distance=79' 20288+1514 SLW1225 distance=79' 20263+1445 J 3085 distance=82' 20356+1315 BPM2201 distance=82' 20364+1339 BPM2206 distance=83' 20352+1457 SKF1767 distance=83' 20363+1328 BPM2203AB distance=85' 20363+1328 BPM2204AC distance=85' 20324+1524 TDS1080 distance=85' 20346+1255 BPM2193 distance=85' 20255+1431 BPM2151 distance=85' 20253+1420 BPM2149 distance=86' 20279+1515 BPMA248 distance=86' 20252+1416 BPM2148 distance=86' 20275+1514 J 3087 distance=88' 20307+1233 BPM2177 distance=89' 20366+1437 A 1679 distance=90' 20280+1244 J 1241 distance=90' 20370+1420 J 3098 distance=90' 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 20310+1402 BPM2180 301 61.2 1
Show 20306+1404 AG 408 285 5.1 6
Show 20306+1349 HDS2932 319 0.2 15
Show 20308+1347 STF2688 175 7.9 16
Show 20321+1358 HJ 1527 270 10.6 17
Show 20320+1416 HJL 282 189 74.8 22
Show 20329+1357 L 35 CD 130 0.5 29
Show 20329+1357 BU 670 AB 5 0.8 29
Show 20329+1357 A 3108 AB,CD 340 98.4 29
Show 20334+1359 J 3093 44 4.3 36
Show 20329+1336 BRT1346 205 7.9 39
Show 20316+1442 A 1676 99 1.9 42
Show 20315+1446 J 1885 353 12.0 46
Show 20284+1432 TDT2312 251 0.6 48
Show 20315+1448 J 1884 132 8.8 49
Show 20342+1333 HEI 277 247 0.7 54
Show 20340+1326 FOX 37 57 1.3 56
Show 20346+1423 BPM2194 77 81.0 58
Show 20351+1413 J 1887 278 5.4 61
Show 20267+1431 BPM2162 214 78.9 69
Show 20351+1439 BPM2198 BC 11 114.9 71
Show 20351+1439 BPM2197 AB 327 17.3 71
Show 20321+1511 A 1677 184 1.3 72
Show 20275+1454 A 1674 AB 14 0.9 72
Show 20275+1454 A 1674 AC 294 8.4 72
Show 20275+1454 A 1674 CD 171 1.3 72
Show 20295+1512 BPM2175 197 75.4 74
Show 20353+1440 DRS 32 143 13.5 74
Show 20274+1457 BRT1343 335 4.5 75
Show 20311+1248 J 562 146 2.2 76
Show 20311+1247 J 3244 153 4.4 77
Show 20270+1312 BPM2166 59 25.3 77
Show 20272+1306 BPM2169 263 28.1 79
Show 20288+1514 SLW1225 38 11.7 79
Show 20263+1445 J 3085 206 6.0 82
Show 20356+1315 BPM2201 7 74.2 82
Show 20364+1339 BPM2206 91 38.2 83
Show 20352+1457 SKF1767 246 1.5 83
Show 20363+1328 BPM2203 AB 231 51.2 85
Show 20363+1328 BPM2204 AC 356 69.3 85
Show 20324+1524 TDS1080 286 1.0 85
Show 20346+1255 BPM2193 288 103.8 85
Show 20255+1431 BPM2151 294 48.5 85
Show 20253+1420 BPM2149 339 38.5 86
Show 20279+1515 BPMA248 224 168.3 86
Show 20252+1416 BPM2148 96 68.4 86
Show 20275+1514 J 3087 329 6.2 88
Show 20307+1233 BPM2177 220 71.0 89
Show 20366+1437 A 1679 273 3.1 90
Show 20280+1244 J 1241 172 1.3 90
Show 20370+1420 J 3098 302 4.9 90

 
 
WDS 20310+1402 : COMPONENTS
 
 
  A
B pa=301.3°
sep=59.87"
 
 
20310+1402 A
 
 
Coord arcsec 2000 203058.25+140202.0 Mag 14.95 PmRA -2.00 PmDE -2.0
 
 
20310+1402 B
 
 
Coord arcsec 2000 203054.73+140233.1 Mag 15.78 PmRA -12.00 PmDE -5.0
Calc delta mag 0.83 Calc coord yes