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Current system
20391+2710
CVR 228


Nearby doubles
8' : 20393+2714
HJ 1557AB

11' : 20387+2701
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TDS1086

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J 3097

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MLB 613

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J 570

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TDT2484

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TDT2471

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BRT3359

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COU1171

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J 513

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BUP 216

58' : 20382+2806
MLB 612

60' : 20435+2709
TDT2500

63' : 20359+2756
TDT2406

64' : 20357+2754
HJ 1544

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SMH 11

67' : 20384+2604
COU 522

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MLB 709

71' : 20350+2754
FOX 95

72' : 20337+2659
HJ 1536AB

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DAM 330

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DAM 331

73' : 20349+2757
GRV 358

76' : 20447+2703
TDT2515



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

20391+2710 CVR 228

 
 
20h 39m 04.97s +27° 09' 38.9" P.A. 320.00 sep 43.3 mag 20.00,20.20 Sp M1+M1
 
 
Coord 2000 20391+2710 Discov num CVR 228 Comp Coord arcsec 2000 20 39 04.97 +27 09 38.9
Date first 2006 Date last 2015 Obs 2
Pa first 320 Pa last 319.7 P.A. Now (θ) 319.7°
Sep first 43.3 Sep last 43.299 Sep. Now (ρ) 43.299"
Mag pri 20.00 Mag sec 20.20 delta mag (ΔM) 0.2 Spectral class M1+M1 (red/red)
Pri motion ra -009 Sec motion ra -013
Pri motion dec +068 Sec motion dec +071
Notes V R (Proper motion indicates physical, Red magnitudes)
rPM=0.069 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Vulpecula Gaia DR2 1856404986984011648
 
 
WDS 20391+2710 CVR 228 : 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
20391+2710 CVR 228 2006 1 320 43.3 20.00 20.20 M1+M1 V R 203904.97+270938.9
20391+2710 CVR 228 2015 2 320 43.3 20.00 20.20 M1+M1 V R 203904.97+270938.9

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

 
 
WDS 20391+2710 CVR 228 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20391+2710 CVR 228 : MEASURES
 
 
No records found.

 
 
WDS 20391+2710 : VIRTUAL EYEPIECE
 
 

20391+2710 CVR 228A mag 20 Sp M1 20391+2710 CVR 228B sep 41.4 P.A. 323.00 mag 20.2 Sp M1 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20391+2710 : ALADIN DSS IMAGE @ 20h 39m 04.97s +27° 09' 38.9"
 
 
 
 
WDS 20391+2710 CVR 228 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20391+2710 CVR 228 distance=0' 20393+2714 TDT2454Ba,Bb distance=8' 20393+2714 HJ 1557AB distance=8' 20387+2701 TDT2447 distance=11' 20373+2703 TDS1086 distance=25' 20412+2703 COU1038AB distance=29' 20412+2703 KPP4398AC distance=29' 20367+2649 J 3097 distance=39' 20399+2753 MLB 613 distance=46' 20391+2624 J 570 distance=47' 20425+2704 TDT2484 distance=47' 20411+2751 TDT2471 distance=50' 20357+2741 BRT3359 distance=55' 20355+2739 COU1171 distance=57' 20429+2732 J 513 distance=57' 20430+2649 BUP 216 distance=57' 20382+2806 MLB 612 distance=58' 20435+2709 TDT2500 distance=60' 20359+2756 TDT2406 distance=63' 20357+2754 HJ 1544 distance=64' 20343+2659 SMH 11 distance=65' 20384+2604 COU 522 distance=67' 20429+2754 MLB 709 distance=67' 20350+2754 FOX 95 distance=71' 20337+2659 HJ 1536AB distance=72' 20337+2659 SMH 10AC distance=72' 20337+2701 DAM 330 distance=72' 20338+2653 DAM 331 distance=73' 20349+2757 GRV 358 distance=73' 20447+2703 TDT2515 distance=76' 20394+2554 TDT2455 distance=76' 20433+2616 COU1039 distance=78' 20332+2657 COU1170 distance=79' 20399+2549 J 3105 distance=79' 20368+2823 MLB 482 distance=80' 20333+2727 HDS2935 distance=80' 20409+2553 J 3106 distance=81' 20449+2640 STJ 56 distance=84' 20328+2700 DAM 329 distance=85' 20371+2830 TDT2426AB distance=85' 20400+2835 TDS1088 distance=87' 20324+2703 DAM 328 distance=90' 20324+2731 FOX 93 distance=91' 20338+2808 STF2698 distance=92' 20341+2814 L 48AB distance=92' 20341+2814 L 48AC distance=92' 20332+2616 RAO 438 distance=96' 20369+2538 BRT3360 distance=97' 20433+2549 BUP 217AB distance=99' 20433+2549 BUP 217AC distance=99' 20433+2549 BUP 217AD distance=99' 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 20391+2710 CVR 228 320 43.3
Show 20393+2714 TDT2454 Ba,Bb 46 0.9 8
Show 20393+2714 HJ 1557 AB 207 13.1 8
Show 20387+2701 TDT2447 164 0.6 11
Show 20373+2703 TDS1086 315 1.7 25
Show 20412+2703 COU1038 AB 90 1.2 29
Show 20412+2703 KPP4398 AC 215 43.4 29
Show 20367+2649 J 3097 64 5.7 39
Show 20399+2753 MLB 613 143 8.2 46
Show 20391+2624 J 570 82 4.9 47
Show 20425+2704 TDT2484 199 0.5 47
Show 20411+2751 TDT2471 2 0.2 50
Show 20357+2741 BRT3359 268 4.3 55
Show 20355+2739 COU1171 103 0.5 57
Show 20429+2732 J 513 163 4.0 57
Show 20430+2649 BUP 216 97 65.2 57
Show 20382+2806 MLB 612 168 6.6 58
Show 20435+2709 TDT2500 353 2.2 60
Show 20359+2756 TDT2406 170 0.5 63
Show 20357+2754 HJ 1544 226 8.7 64
Show 20343+2659 SMH 11 80 15.9 65
Show 20384+2604 COU 522 245 5.0 67
Show 20429+2754 MLB 709 323 2.7 67
Show 20350+2754 FOX 95 195 4.1 71
Show 20337+2659 HJ 1536 AB 99 16.3 72
Show 20337+2659 SMH 10 AC 127 15.0 72
Show 20337+2701 DAM 330 143 10.8 72
Show 20338+2653 DAM 331 122 4.3 73
Show 20349+2757 GRV 358 72 17.8 73
Show 20447+2703 TDT2515 278 0.4 76
Show 20394+2554 TDT2455 28 1.3 76
Show 20433+2616 COU1039 237 1.0 78
Show 20332+2657 COU1170 291 4.1 79
Show 20399+2549 J 3105 170 5.7 79
Show 20368+2823 MLB 482 269 8.5 80
Show 20333+2727 HDS2935 113 0.5 80
Show 20409+2553 J 3106 355 4.8 81
Show 20449+2640 STJ 56 251 0.8 84
Show 20328+2700 DAM 329 237 8.5 85
Show 20371+2830 TDT2426 AB 259 2.6 85
Show 20400+2835 TDS1088 153 0.9 87
Show 20324+2703 DAM 328 76 12.4 90
Show 20324+2731 FOX 93 184 1.4 91
Show 20338+2808 STF2698 305 4.5 92
Show 20341+2814 L 48 AB 102 4.0 92
Show 20341+2814 L 48 AC 192 8.7 92
Show 20332+2616 RAO 438 288 0.7 96
Show 20369+2538 BRT3360 103 4.5 97
Show 20433+2549 BUP 217 AB 285 17.2 99
Show 20433+2549 BUP 217 AC 208 39.7 99
Show 20433+2549 BUP 217 AD 102 387.7 99

 
 
WDS 20391+2710 : COMPONENTS
 
 
  A
B pa=323.0°
sep=41.37"
 
 
20391+2710 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 203904.97+270938.9 Mag 20 Spectral class M1 (red)
PmRA -9.00 PmDE 68.0
 
 
20391+2710 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 203903.10+271011.9 Mag 20.2 Spectral class M1 (red)
PmRA -13.00 PmDE 71.0 Calc delta mag 0.2 Calc coord yes