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Current system
20550+1259
BPM 2293


Nearby doubles
15' : 20541+1306
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BPM2295

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TDT2680AB

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A 1685AB

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GWP3025

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HJ 1578



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

20550+1259 BPM 2293

 
 
20h 54m 57.19s +12° 59' 07.4" P.A. 25.00 sep 100.2 mag 15.93,16.04
 
 
Coord 2000 20550+1259 Discov num BPM2293 Comp Coord arcsec 2000 20 54 57.19 +12 59 07.4
Date first 1992 Date last 2015 Obs 8
Pa first 25 Pa last 25 P.A. Now (θ) 25°
Sep first 100.1 Sep last 100.213 Sep. Now (ρ) 100.213"
Mag pri 15.93 Mag sec 16.04 delta mag (ΔM) 0.11 Spectral class
Pri motion ra -013 Sec motion ra -012
Pri motion dec -033 Sec motion dec -013
Notes N V (See Notes, Proper motion indicates physical)
rPM=0.565
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Gaia DR2 1758073261220484480
 
 
WDS 20550+1259 BPM 2293 : NOTES
 
 
discov_num notes refcode
BPM2293 [PM2000] 2419506 + [PM2000] 2419671. 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
20550+1259 BPM2293 2000 2 25 100.3 15.93 16.04 NV 205457.19+125907.4
20550+1259 BPM2293 2001 3 25 100.2 15.93 16.04 NV 205457.19+125907.4
20550+1259 BPM2293 2010 4 25 100.4 15.93 16.04 NV 205457.19+125907.4
20550+1259 BPM2293 2015 5 25 100.2 15.93 16.04 NV 205457.19+125907.4

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

 
 
WDS 20550+1259 BPM 2293 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20550+1259 BPM 2293 : MEASURES
 
 
No records found.

 
 
WDS 20550+1259 : VIRTUAL EYEPIECE
 
 

20550+1259 BPM2293A mag 15.93 20550+1259 BPM2293B sep 99.8 P.A. 24.40 mag 16.04 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20550+1259 : ALADIN DSS IMAGE @ 20h 54m 57.19s +12° 59' 07.4"
 
 
 
 
WDS 20550+1259 BPM 2293 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20550+1259 BPM2293 distance=0' 20541+1306 STF2734 distance=15' 20549+1236 BPM2292 distance=23' 20553+1236 BPM2295 distance=24' 20567+1300 STF2736 distance=26' 20556+1234 HJ 1592AB distance=27' 20556+1234 DRS 30Aa,Ab distance=27' 20523+1304 GRV 390 distance=39' 20586+1313 TDT2669 distance=55' 20585+1239 BPM2304 distance=56' 20578+1339 FMR 162 distance=58' 20528+1351 UC 4315AB distance=61' 20548+1403 BPM2291 distance=64' 20516+1340 TDT2583 distance=64' 20541+1402 J 846 distance=65' 20524+1353 BPM2285 distance=66' 20573+1200 KPP3365 distance=68' 20596+1305 TDT2680AB distance=69' 20524+1200 GWP3008 distance=70' 20572+1157 TDT2655 distance=70' 20562+1406 GRV 398 distance=71' 20503+1317 BPM2279 distance=71' 20519+1203 J 3245 distance=73' 20502+1246 J 3277 distance=74' 20499+1255 HJ 1577 distance=74' 20577+1402 A 1685AB distance=75' 20577+1402 A 1685AC distance=75' 20594+1222 GWP3025 distance=76' 20498+1321 HJ 1578 distance=78' 20529+1415 GAI9015AB distance=82' 20529+1415 GAI9015AC distance=82' 20496+1322 TDT2565 distance=82' 20496+1233 BU 1495AB distance=83' 20496+1233 BU 1495AC distance=83' 20496+1233 BU 1495AD distance=83' 20497+1331 BPM2277 distance=84' 20550+1423 BPM2294 distance=85' 20523+1144 BPM2284 distance=85' 20492+1243 GWP3001 distance=87' 21010+1301 AG 412 distance=88' 20488+1248 GWP3000 distance=92' 20570+1426 UC 4340 distance=93' 20571+1131 BPM2299 distance=94' 20520+1422 BRT1956 distance=94' 21016+1259 SLE 510 distance=97' 20580+1426 BPM2302 distance=98' 20486+1223 BPM2273 distance=101' 20573+1434 BPM2301 distance=102' 20599+1148 TDT2684 distance=102' 21015+1224 TDT2699 distance=103' 20554+1442 BPM2296 distance=103' 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 20550+1259 BPM2293 25 100.2
Show 20541+1306 STF2734 227 24.4 15
Show 20549+1236 BPM2292 143 61.9 23
Show 20553+1236 BPM2295 182 40.1 24
Show 20567+1300 STF2736 219 5.3 26
Show 20556+1234 HJ 1592 AB 15 34.4 27
Show 20556+1234 DRS 30 Aa,Ab 116 0.2 27
Show 20523+1304 GRV 390 107 42.6 39
Show 20586+1313 TDT2669 119 0.4 55
Show 20585+1239 BPM2304 343 79.8 56
Show 20578+1339 FMR 162 290 13.0 58
Show 20528+1351 UC 4315 AB 157 14.6 61
Show 20548+1403 BPM2291 100 25.7 64
Show 20516+1340 TDT2583 98 0.6 64
Show 20541+1402 J 846 155 3.6 65
Show 20524+1353 BPM2285 88 101.7 66
Show 20573+1200 KPP3365 169 3.6 68
Show 20596+1305 TDT2680 AB 40 10.4 69
Show 20524+1200 GWP3008 252 11.1 70
Show 20572+1157 TDT2655 118 0.4 70
Show 20562+1406 GRV 398 148 61.1 71
Show 20503+1317 BPM2279 146 89.2 71
Show 20519+1203 J 3245 249 3.8 73
Show 20502+1246 J 3277 326 4.1 74
Show 20499+1255 HJ 1577 245 9.4 74
Show 20577+1402 A 1685 AB 86 0.7 75
Show 20577+1402 A 1685 AC 126 14.6 75
Show 20594+1222 GWP3025 127 13.3 76
Show 20498+1321 HJ 1578 311 11.5 78
Show 20529+1415 GAI9015 AB 277 1.3 82
Show 20529+1415 GAI9015 AC 167 51.8 82
Show 20496+1322 TDT2565 136 1.4 82
Show 20496+1233 BU 1495 AB 19 52.1 83
Show 20496+1233 BU 1495 AC 86 105.5 83
Show 20496+1233 BU 1495 AD 276 189.6 83
Show 20497+1331 BPM2277 190 94.4 84
Show 20550+1423 BPM2294 342 59.0 85
Show 20523+1144 BPM2284 252 115.9 85
Show 20492+1243 GWP3001 126 94.3 87
Show 21010+1301 AG 412 233 10.1 88
Show 20488+1248 GWP3000 280 24.1 92
Show 20570+1426 UC 4340 2 31.5 93
Show 20571+1131 BPM2299 65 95.8 94
Show 20520+1422 BRT1956 197 6.4 94
Show 21016+1259 SLE 510 10 9.4 97
Show 20580+1426 BPM2302 340 14.3 98
Show 20486+1223 BPM2273 132 52.3 101
Show 20573+1434 BPM2301 61 73.1 102
Show 20599+1148 TDT2684 98 0.8 102
Show 21015+1224 TDT2699 69 0.5 103
Show 20554+1442 BPM2296 243 70.1 103

 
 
WDS 20550+1259 : COMPONENTS
 
 
  A
B pa=24.4°
sep=99.76"
 
 
20550+1259 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 205457.19+125907.4 Mag 15.93 PmRA -13.00
PmDE -33.0
 
 
20550+1259 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 205500.01+130038.2 Mag 16.04 PmRA -12.00
PmDE -13.0 Calc delta mag 0.11 Calc coord yes