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Current system
20511+2630
TDT 2579


Nearby doubles
11' : 20503+2631
WSI 119

12' : 20507+2621
KPP3362

27' : 20531+2630
GII 4AB

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HL 9002

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COU 828AB

32' : 20534+2637
TDT2610

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COU1177

39' : 20482+2624
STF2728AB

41' : 20482+2622
TDT2548AB

45' : 20499+2711
HJ 1579

46' : 20499+2547
GRV 386

54' : 20490+2544
J 3111

55' : 20480+2704
COU 826

58' : 20490+2540
HDS2966

58' : 20497+2535
J 3112

58' : 20515+2533
COU 829

62' : 20485+2540
TDT2553

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POU5042

65' : 20552+2705
ES 511

66' : 20507+2525
BKO 876

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J 2331AB

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POU5028

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BRT 217

70' : 20481+2727
BU 66

71' : 20525+2522
POU5052

72' : 20486+2733
MLB 713



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

20511+2630 TDT 2579

 
 
20h 51m 06.12s +26° 30' 03.4" P.A. 35.00 sep 1.9 mag 11.80,12.10
 
 
Coord 2000 20511+2630 Discov num TDT2579 Comp Coord arcsec 2000 20 51 06.12 +26 30 03.4
Date first 1991 Date last 2019 Obs 6
Pa first 39 Pa last 35.4 P.A. Now (θ) 35.4°
Sep first 1.9 Sep last 1.85 Sep. Now (ρ) 1.85"
Mag pri 11.80 Mag sec 12.10 delta mag (ΔM) 0.3 Spectral class
Pri motion ra +019 Sec motion ra +019
Pri motion dec +020 Sec motion dec +020
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Vulpecula Tycho2 2179-01186-1 Gaia DR2 1844127878801249024
 
 
WDS 20511+2630 TDT 2579 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
No records found.

 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20511+2630 TDT2579 1991 1 39 1.9 11.80 12.10 205106.12+263003.4
20511+2630 TDT2579 2009 2 38 2.0 11.80 12.10 205106.12+263003.4
20511+2630 TDT2579 2015 3 36 2.0 11.80 12.10 205106.12+263003.4
20511+2630 TDT2579 2016 5 36 2.0 11.80 12.10 205106.12+263003.4
20511+2630 TDT2579 2019 6 35 1.9 11.80 12.10 205106.12+263003.4

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

 
 
WDS 20511+2630 TDT 2579 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20511+2630 TDT 2579 : MEASURES
 
 
No records found.

 
 
WDS 20511+2630 : VIRTUAL EYEPIECE
 
 

20511+2630 TDT2579A mag 11.8 20511+2630 TDT2579B sep 1.8 P.A. 32.50 mag 12.1 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 20511+2630 : ALADIN DSS IMAGE @ 20h 51m 06.12s +26° 30' 03.4"
 
 
 
 
WDS 20511+2630 TDT 2579 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20511+2630 TDT2579 distance=0' 20503+2631 WSI 119 distance=11' 20507+2621 KPP3362 distance=12' 20531+2630 GII 4AB distance=27' 20531+2630 GII 4AC distance=27' 20501+2604 HL 9002 distance=30' 20490+2637 COU 828AB distance=30' 20490+2637 COU 828AC distance=30' 20534+2637 TDT2610 distance=32' 20535+2630 COU1177 distance=33' 20482+2624 STF2728AB distance=39' 20482+2624 STF2728AC distance=39' 20482+2624 FYM 66AF distance=39' 20482+2624 FYM 66AD distance=39' 20482+2624 FYM 66AE distance=39' 20482+2622 COU 827Aa,Ab distance=41' 20482+2622 TDT2548AB distance=41' 20482+2624 FYM 66EF distance=41' 20499+2711 HJ 1579 distance=45' 20499+2547 GRV 386 distance=46' 20490+2544 J 3111 distance=54' 20480+2704 COU 826 distance=55' 20490+2540 HDS2966 distance=58' 20497+2535 J 3112 distance=58' 20515+2533 COU 829 distance=58' 20485+2540 TDT2553 distance=62' 20507+2527 POU5042 distance=64' 20552+2705 ES 511 distance=65' 20507+2525 BKO 876 distance=66' 20563+2709 J 2331AB distance=66' 20563+2709 J 2331AC distance=66' 20497+2526 POU5028 distance=67' 20461+2638 BRT 217 distance=68' 20481+2727 BU 66 distance=70' 20525+2522 POU5052 distance=71' 20486+2733 MLB 713 distance=72' 20503+2518 POU5040 distance=73' 20495+2516 POU5025 distance=77' 20506+2512 POU5041 distance=78' 20513+2511 POU5045 distance=79' 20501+2512 POU5038 distance=79' 20487+2517 POU5015 distance=80' 20545+2736 MLB 714 distance=80' 20543+2740 TDT2619 distance=82' 20518+2509 POU5050 distance=82' 20499+2510 POU5029 distance=83' 20456+2553 J 1074 distance=83' 20565+2712 COU 832 distance=83' 20478+2519 WSI 49BE distance=83' 20503+2507 POU5039 distance=84' 20499+2508 POU5030 distance=84' 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 20511+2630 TDT2579 35 1.9
Show 20503+2631 WSI 119 189 4.6 11
Show 20507+2621 KPP3362 277 3.9 12
Show 20531+2630 GII 4 AB 140 8.0 27
Show 20531+2630 GII 4 AC 299 11.3 27
Show 20501+2604 HL 9002 138 16.0 30
Show 20490+2637 COU 828 AB 189 0.9 30
Show 20490+2637 COU 828 AC 95 24.9 30
Show 20534+2637 TDT2610 209 0.9 32
Show 20535+2630 COU1177 14 0.2 33
Show 20482+2624 STF2728 AB 25 10.5 39
Show 20482+2624 STF2728 AC 213 19.4 39
Show 20482+2624 FYM 66 AF 295 129.1 39
Show 20482+2624 FYM 66 AD 193 59.8 39
Show 20482+2624 FYM 66 AE 294 114.1 39
Show 20482+2622 COU 827 Aa,Ab 332 0.6 41
Show 20482+2622 TDT2548 AB 148 0.6 41
Show 20482+2624 FYM 66 EF 301 15.1 41
Show 20499+2711 HJ 1579 130 3.8 45
Show 20499+2547 GRV 386 200 14.5 46
Show 20490+2544 J 3111 138 6.3 54
Show 20480+2704 COU 826 123 1.3 55
Show 20490+2540 HDS2966 229 0.5 58
Show 20497+2535 J 3112 75 5.8 58
Show 20515+2533 COU 829 218 2.3 58
Show 20485+2540 TDT2553 347 0.6 62
Show 20507+2527 POU5042 344 7.4 64
Show 20552+2705 ES 511 47 8.5 65
Show 20507+2525 BKO 876 65 8.2 66
Show 20563+2709 J 2331 AB 213 6.7 66
Show 20563+2709 J 2331 AC 254 8.5 66
Show 20497+2526 POU5028 336 14.8 67
Show 20461+2638 BRT 217 80 4.3 68
Show 20481+2727 BU 66 169 1.1 70
Show 20525+2522 POU5052 323 15.8 71
Show 20486+2733 MLB 713 348 7.3 72
Show 20503+2518 POU5040 290 18.9 73
Show 20495+2516 POU5025 80 8.6 77
Show 20506+2512 POU5041 177 14.2 78
Show 20513+2511 POU5045 314 13.7 79
Show 20501+2512 POU5038 342 16.2 79
Show 20487+2517 POU5015 78 14.6 80
Show 20545+2736 MLB 714 202 4.3 80
Show 20543+2740 TDT2619 312 0.5 82
Show 20518+2509 POU5050 326 18.5 82
Show 20499+2510 POU5029 20 12.3 83
Show 20456+2553 J 1074 299 2.3 83
Show 20565+2712 COU 832 261 1.3 83
Show 20478+2519 WSI 49 BE 141 5.1 83
Show 20503+2507 POU5039 84 10.8 84
Show 20499+2508 POU5030 343 4.5 84

 
 
WDS 20511+2630 : COMPONENTS
 
 
  A
B pa=32.5°
sep=1.79"
 
 
20511+2630 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 205106.12+263003.4 Mag 11.8 PmRA 19.00
PmDE 20.0 Tycho2 2179-01186-1
Tycho2
Tycho2 2179-01186-1 Pflag RAmdeg 312.77554372 DEmdeg 26.50093537
PmRA 18.9 PmDE 20.3 E RAmdeg 60 E DEmdeg 60
E pmRA 2.3 E pmDE 2.3 EpRAm 1984.12 EpDEm 1983.76
Num 3 Q RAmdeg 0.4 Q DEmdeg 0.4 Q pmRA 0.4
Q pmDE 0.3 BTmag 12.105 E BTmag 0.114 VTmag 11.672
E VTmag 0.117 Prox 999 TYC HIP
CCDM RAdeg 312.77549556 DEdeg 26.50088861 EpRA 1990 1.77
EpDE 1990 1.69 E RAdeg 63.2 E DEdeg 62.8 Posflg
Corr -0.1
 
 
20511+2630 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 205106.19+263004.9 Mag 12.1 PmRA 19.00
PmDE 20.0 Calc delta mag 0.3 Calc coord yes