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Doubles in session


Current system
20500+1432
CVR 874


Nearby doubles
9' : 20495+1426
BRT1955

24' : 20515+1432
GRV 388

28' : 20483+1444
LSC 93

29' : 20504+1459
BPM2280

29' : 20485+1450
BRT1349

29' : 20485+1448
J 1890

31' : 20487+1407
LIT 34

32' : 20520+1422
BRT1956

34' : 20477+1430
TDT2542

38' : 20481+1404
UC 4293

46' : 20529+1415
GAI9015AB

47' : 20468+1420
BRT1347

50' : 20465+1429
BPM2260

51' : 20465+1439
BPM2259

51' : 20509+1517
J 3113

53' : 20524+1353
BPM2285

57' : 20516+1340
TDT2583

58' : 20477+1519
BPM2266

58' : 20528+1351
UC 4315AB

60' : 20538+1451
BPM2287

61' : 20497+1331
BPM2277

67' : 20458+1405
BPM2256

67' : 20455+1448
GWP2994

68' : 20541+1402
J 846

68' : 20467+1343
BPM2262

69' : 20527+1528
HJ 1585



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

20500+1432 CVR 874

 
 
20h 49m 56.54s +14° 31' 28.9" P.A. 82.00 sep 16.7 mag 15.60,18.40 Sp M3+M5
 
 
Coord 2000 20500+1432 Discov num CVR 874 Comp Coord arcsec 2000 20 49 56.54 +14 31 28.9
Date first 2000 Date last 2016 Obs 6
Pa first 82 Pa last 81.6 P.A. Now (θ) 81.6°
Sep first 16.8 Sep last 16.703 Sep. Now (ρ) 16.703"
Mag pri 15.60 Mag sec 18.40 delta mag (ΔM) 2.8 Spectral class M3+M5 (red/red)
Pri motion ra +054 Sec motion ra +056
Pri motion dec +014 Sec motion dec +016
Notes V R (Proper motion indicates physical, Red magnitudes)
rPM=0.049 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Gaia DR2 1761849740064843136
 
 
WDS 20500+1432 CVR 874 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Cvr2011 Eu - Chivers, J. 2011JDSO....7..209C
Cvr2011 JDSO 7, 209, 2011
Cvr2014 Es u Chivers, J. 2014JDSO...10...62C
Cvr2014 JDSO 10, 62, 2014
Cvr2014b Es u Chivers, J. 2014JDSO...10..256C
Cvr2014b JDSO 10, 256, 2014
Cvr2014b (Note: Coordinates in main table are of secondary, not primary. Corrected in WDS)
Cvr2014c Eu - Chivers, J. 2014JDSO...10..300C
Cvr2014c JDSO 10, 300, 2014
Cvr2015a Eu u Chivers, J. 2015JDSO...11...42C
Cvr2015a +Es JDSO 11, 42, 2015
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20500+1432 CVR 874 2004 1 82 16.7 15.60 18.40 M3+M5 V R 204957.68+143131.3
20500+1432 CVR 874 2010 3 81 16.7 15.60 18.40 M3+M5 V R 204956.54+143128.9
20500+1432 CVR 874 2015 4 82 16.7 15.60 18.40 M3+M5 V R 204956.54+143128.9
20500+1432 CVR 874 2016 6 82 16.7 15.60 18.40 M3+M5 V R 204956.54+143128.9

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

 
 
WDS 20500+1432 CVR 874 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20500+1432 CVR 874 : MEASURES
 
 
No records found.

 
 
WDS 20500+1432 : VIRTUAL EYEPIECE
 
 

20500+1432 CVR 874A mag 15.6 Sp M3 20500+1432 CVR 874B sep 16.2 P.A. 81.30 mag 18.4 Sp M5 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 20500+1432 : ALADIN DSS IMAGE @ 20h 49m 56.54s +14° 31' 28.9"
 
 
 
 
WDS 20500+1432 CVR 874 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20500+1432 CVR 874 distance=0' 20495+1426 BRT1955 distance=9' 20515+1432 GRV 388 distance=24' 20483+1444 LSC 93 distance=28' 20504+1459 BPM2280 distance=29' 20485+1450 BRT1349 distance=29' 20485+1448 J 1890 distance=29' 20487+1407 LIT 34 distance=31' 20520+1422 BRT1956 distance=32' 20477+1430 TDT2542 distance=34' 20481+1404 UC 4293 distance=38' 20529+1415 GAI9015AB distance=46' 20529+1415 GAI9015AC distance=46' 20468+1420 BRT1347 distance=47' 20465+1429 BPM2260 distance=50' 20465+1439 BPM2259 distance=51' 20509+1517 J 3113 distance=51' 20524+1353 BPM2285 distance=53' 20516+1340 TDT2583 distance=57' 20477+1519 BPM2266 distance=58' 20528+1351 UC 4315AB distance=58' 20538+1451 BPM2287 distance=60' 20497+1331 BPM2277 distance=61' 20458+1405 BPM2256 distance=67' 20455+1448 GWP2994 distance=67' 20541+1402 J 846 distance=68' 20467+1343 BPM2262 distance=68' 20527+1528 HJ 1585 distance=69' 20496+1322 TDT2565 distance=70' 20467+1523 BPM2263 distance=70' 20498+1321 HJ 1578 distance=72' 20509+1544 BPM2282 distance=74' 20462+1520 YR 27AB distance=74' 20550+1423 BPM2294 distance=74' 20503+1317 BPM2279 distance=75' 20466+1334 GWP2996 distance=76' 20485+1545 BPM2272 distance=77' 20548+1403 BPM2291 distance=77' 20466+1532 J 3110 distance=79' 20518+1545 GWP3007 distance=79' 20554+1442 BPM2296 distance=80' 20445+1415 BPM2244 distance=81' 20501+1556 BPM2278 distance=85' 20448+1512 BPM2253 distance=85' 20444+1500 BPM2243 distance=86' 20489+1558 BPM2275 distance=88' 20457+1537 BPM2255 distance=90' 20438+1440 J 1345 distance=90' 20506+1601 BPM2281 distance=91' 20481+1601 BPM2269 distance=94' 20523+1304 GRV 390 distance=94' 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 20500+1432 CVR 874 82 16.7
Show 20495+1426 BRT1955 109 5.0 9
Show 20515+1432 GRV 388 239 51.4 24
Show 20483+1444 LSC 93 142 0.2 28
Show 20504+1459 BPM2280 131 60.8 29
Show 20485+1450 BRT1349 46 2.7 29
Show 20485+1448 J 1890 141 6.8 29
Show 20487+1407 LIT 34 206 9.5 31
Show 20520+1422 BRT1956 197 6.4 32
Show 20477+1430 TDT2542 76 0.5 34
Show 20481+1404 UC 4293 5 14.4 38
Show 20529+1415 GAI9015 AB 277 1.3 46
Show 20529+1415 GAI9015 AC 167 51.8 46
Show 20468+1420 BRT1347 30 3.3 47
Show 20465+1429 BPM2260 89 86.7 50
Show 20465+1439 BPM2259 296 106.3 51
Show 20509+1517 J 3113 111 4.8 51
Show 20524+1353 BPM2285 88 101.7 53
Show 20516+1340 TDT2583 98 0.6 57
Show 20477+1519 BPM2266 294 106.0 58
Show 20528+1351 UC 4315 AB 157 14.6 58
Show 20538+1451 BPM2287 315 51.9 60
Show 20497+1331 BPM2277 190 94.4 61
Show 20458+1405 BPM2256 194 73.0 67
Show 20455+1448 GWP2994 229 32.3 67
Show 20541+1402 J 846 155 3.6 68
Show 20467+1343 BPM2262 331 74.6 68
Show 20527+1528 HJ 1585 195 14.3 69
Show 20496+1322 TDT2565 136 1.4 70
Show 20467+1523 BPM2263 265 53.6 70
Show 20498+1321 HJ 1578 311 11.5 72
Show 20509+1544 BPM2282 160 54.6 74
Show 20462+1520 YR 27 AB 240 0.9 74
Show 20550+1423 BPM2294 342 59.0 74
Show 20503+1317 BPM2279 146 89.2 75
Show 20466+1334 GWP2996 157 54.2 76
Show 20485+1545 BPM2272 333 103.7 77
Show 20548+1403 BPM2291 100 25.7 77
Show 20466+1532 J 3110 222 6.9 79
Show 20518+1545 GWP3007 163 8.1 79
Show 20554+1442 BPM2296 243 70.1 80
Show 20445+1415 BPM2244 315 57.7 81
Show 20501+1556 BPM2278 296 68.3 85
Show 20448+1512 BPM2253 241 75.8 85
Show 20444+1500 BPM2243 169 106.5 86
Show 20489+1558 BPM2275 143 74.7 88
Show 20457+1537 BPM2255 85 72.3 90
Show 20438+1440 J 1345 278 3.5 90
Show 20506+1601 BPM2281 268 35.3 91
Show 20481+1601 BPM2269 222 81.9 94
Show 20523+1304 GRV 390 107 42.6 94

 
 
WDS 20500+1432 : COMPONENTS
 
 
  A
B pa=81.3°
sep=16.18"
 
 
20500+1432 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 204956.54+143128.9 Mag 15.6 Spectral class M3 (red)
PmRA 54.00 PmDE 14.0
 
 
20500+1432 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204957.64+143131.3 Mag 18.4 Spectral class M5 (red)
PmRA 56.00 PmDE 16.0 Calc delta mag 2.8 Calc coord yes