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Current system
20503+2631
WSI 119


Nearby doubles
11' : 20511+2630
TDT2579

11' : 20507+2621
KPP3362

20' : 20490+2637
COU 828AB

27' : 20501+2604
HL 9002

30' : 20482+2624
STF2728AB

31' : 20482+2622
TDT2548AB

37' : 20531+2630
GII 4AB

42' : 20499+2711
HJ 1579

42' : 20534+2637
TDT2610

43' : 20535+2630
COU1177

44' : 20499+2547
GRV 386

47' : 20480+2704
COU 826

50' : 20490+2544
J 3111

54' : 20490+2540
HDS2966

57' : 20497+2535
J 3112

57' : 20485+2540
TDT2553

58' : 20461+2638
BRT 217

61' : 20515+2533
COU 829

64' : 20507+2527
POU5042

65' : 20481+2727
BU 66

66' : 20497+2526
POU5028

66' : 20507+2525
BKO 876

67' : 20486+2733
MLB 713

73' : 20503+2518
POU5040

74' : 20552+2705
ES 511

74' : 20449+2640
STJ 56



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20503+2631 WSI 119

 
 
20h 50m 20.66s +26° 30' 40.8" P.A. 189.00 sep 4.6 mag 14.10,15.60 Sp DA9
 
 
Coord 2000 20503+2631 Discov num WSI 119 Comp Coord arcsec 2000 20 50 20.66 +26 30 40.8
Date first 2008 Date last 2008 Obs 1
Pa first 189 Pa last 188.7 P.A. Now (θ) 188.7°
Sep first 4.6 Sep last 4.563 Sep. Now (ρ) 4.563"
Mag pri 14.10 Mag sec 15.60 delta mag (ΔM) 1.5 Spectral class DA9 (white dwarf)
Pri motion ra -422 Sec motion ra
Pri motion dec -295 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Vulpecula Gaia DR2 1844125748494118656
 
 
WDS 20503+2631 WSI 119 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
WSI (Washington Speckle Interferometer)
WSI1997 Su j Douglass, G.G., Hindsley, R.B., & Worley, C.E. 1997ApJS..111..289D
WSI1997 +Ma ApJS 111, 289, 1997
WSI1999a Su j Germain, M.E., Douglass, G.G., & Worley, C.E. 1999AJ....117.1905G
WSI1999a AJ 117, 1905, 1999
WSI1999b Su j Germain, M.E., Douglass, G.G., & Worley, C.E. 1999AJ....117.2511G
WSI1999b AJ 117, 2511, 1999
WSI1999c Su j Douglass, G.G., Mason, B.D., Germain, M.E., & Worley, C.E. 1999AJ....118.1395D
WSI1999c AJ 118, 1395, 1999
WSI2000a Su j Douglass, G.G., Mason, B.D., Rafferty, T.J., Holdenried, E.R., & Germain, M.E. 2000AJ....119.3071M
WSI2000a AJ 119, 3071, 2000
WSI2000b Su j Mason, B.D., Hartkopf, W.I., Holdenried, E.R., Rafferty, T.J., Wycoff, G.L., 2000AJ....120.1120M
WSI2000b Hennessy, G.S., Hall, D.M., Urban, S.E., et al.
WSI2000b AJ 120, 1120, 2000
WSI2001a Su j Germain, M.E. & Douglass, G.G. 2001AJ....121.2239M
WSI2001a AJ 121, 2239, 2001
WSI2001b Su j Mason, B.D., Hartkopf, W.I., Wycoff, G.L., Holdenried, E.R., Platais, I., 2001AJ....122.1586M
WSI2001b Rafferty, T.J., Hall, D.M., Hennessy, G.S., et al.
WSI2001b AJ 122, 1586, 2001
WSI2002 Su j Mason, B.D., Hartkopf, W.I., Urban, S.E., Wycoff, G.L., Pascu, D., Hall, D.M., 2002AJ....124.2254M
WSI2002 Hennessy, G.S., Platais, I., et al.
WSI2002 AJ 124, 2254, 2002
WSI2004a Su j Mason, B.D., Hartkopf, W.I., Wycoff, G.L., Pascu, D., Urban, S.E., Hall, D.M., 2004AJ....127..539M
WSI2004a +orb Hennessy, G.S., Rafferty, T.J., et al.
WSI2004a AJ 127, 539, 2004
WSI2004b Su j Mason, B.D., Hartkopf, W.I., Wycoff, G.L., Rafferty, T.J., Urban, S., & Flagg, L. 2004AJ....128.3012M
WSI2004b +orb AJ 128, 3012, 2004
WSI2006a Su j Mason, B.D., Hartkopf, W.I., Wycoff, G.L., & Rafferty, T.J. 2006AJ....131.2687M
WSI2006a AJ 131, 2687, 2006
WSI2006b Su j Mason, B.D., Hartkopf, W.I., Wycoff, G.L., & Holdenried, E.R. 2006AJ....132.2219M
WSI2006b +orb AJ 132, 2219, 2006
WSI2007a Su j Mason, B.D., Hartkopf, W.I., Wycoff, G.L., & Wieder, G. 2007AJ....134.1671M
WSI2007a +Cu AJ 134, 1671, 2007
WSI2008 Cu j Mason, B.D., Hartkopf, W.I., & Wycoff, G.L. 2008AJ....136.2223M
WSI2008 AJ 136, 2223, 2008
WSI2010 Cu j Mason, B.D., Hartkopf, W.I., & Wycoff, G.L. 2010AJ....140..480M
WSI2010 AJ 140, 480, 2010
WSI2011 Su j Mason, B.D., Hartkopf, W.I., & Wycoff, G.L. 2011AJ....141..157M
WSI2011 AJ 141, 157, 2011
WSI2011b Cu j Mason, B.D., Hartkopf, W.I., & Wycoff, G.L. 2011AJ....142...46M
WSI2011b AJ 142, 46, 2011
WSI2012 Cu j Mason, B.D., Hartkopf, W.I., & Friedman, E.A. 2012AJ....143..124M
WSI2012 +lin AJ 143, 124, 2012
WSI2013 Cu j Mason, B.D., Hartkopf, W.I., & Hurowitz, H.M. 2013AJ....146...56M
WSI2013 +orb AJ 146, 56, 2013
WSI2013 +lin
WSI2013b Cu j Hartkopf, W.I., Mason, B.D., Finch, C.T., Zacharias, N., Wycoff, G.L., & Hsu, D. 2013AJ....146...76H
WSI2013b +Su AJ 146, 76, 2013 (speckle measures in UCAC doubles paper UC_2013b)
WSI2015 Cu j Hartkopf, W.I. & Mason, B.D. 2015AJ....150..130H
WSI2015 +orb AJ 150, 136, 2015
WSI2015 +lin
WSI2017a Cu j Mason, B.D., Hartkopf, W.I., Bredthauer, G., Ferguson, E.W., Finch, C.T., Kilian, 2017AJ....153...20M
WSI2017a C.M., Rafferty, T.J., Ragan, T.J. & Wieder, G.D.
WSI2017a AJ 153, 20, 2017
WSI2017b Su j Mason, B.D. & Hartkopf, W.I. 2017AJ....154..183M
WSI2017b +Cu AJ 154, 183, 2017
WSI2017b +E+
WSI2017b +H+
WSI2017b +Pa
WSI2017b +Zc
WSI2018a Su j Mason, B.D., Hartkopf, W.I., Urban, S.E. & Josties, J.D. 2018AJ....156..240M
WSI2018a +Cu AJ 156, 240, 2018
WSI2018a +E
WSI2021 Su j Mason, B.D., Williams, S.J., Matson, R.A., Josties, J.D., Eakens, P.D., Justice, 2021AJ....162...53M
WSI2021 +Cu M., Kilian, C.M. & Warner, R.
WSI2021 AJ 162, 53, 2021
WSI2025 Su j Mason, B.D., et al. ...................
WSI2025 in preparation
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20503+2631 WSI 119 2008 1 189 4.6 15.80 17.30 DC 205020.66+263040.8
20503+2631 WSI 119 2010 2 203 4.4 15.80 17.30 DC 205020.66+263040.8

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

 
 
WDS 20503+2631 WSI 119 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20503+2631 WSI 119 : MEASURES
 
 
No records found.

 
 
WDS 20503+2631 : VIRTUAL EYEPIECE
 
 

20503+2631 WSI 119A mag 14.1 Sp DA9 20503+2631 WSI 119B sep 4.5 P.A. 187.80 mag 15.6 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 20503+2631 : ALADIN DSS IMAGE @ 20h 50m 20.66s +26° 30' 40.8"
 
 
 
 
WDS 20503+2631 WSI 119 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20503+2631 WSI 119 distance=0' 20511+2630 TDT2579 distance=11' 20507+2621 KPP3362 distance=11' 20490+2637 COU 828AB distance=20' 20490+2637 COU 828AC distance=20' 20501+2604 HL 9002 distance=27' 20482+2624 STF2728AB distance=30' 20482+2624 STF2728AC distance=30' 20482+2624 FYM 66AF distance=30' 20482+2624 FYM 66AD distance=30' 20482+2624 FYM 66AE distance=30' 20482+2622 COU 827Aa,Ab distance=31' 20482+2622 TDT2548AB distance=31' 20482+2624 FYM 66EF distance=31' 20531+2630 GII 4AB distance=37' 20531+2630 GII 4AC distance=37' 20499+2711 HJ 1579 distance=42' 20534+2637 TDT2610 distance=42' 20535+2630 COU1177 distance=43' 20499+2547 GRV 386 distance=44' 20480+2704 COU 826 distance=47' 20490+2544 J 3111 distance=50' 20490+2540 HDS2966 distance=54' 20497+2535 J 3112 distance=57' 20485+2540 TDT2553 distance=57' 20461+2638 BRT 217 distance=58' 20515+2533 COU 829 distance=61' 20507+2527 POU5042 distance=64' 20481+2727 BU 66 distance=65' 20497+2526 POU5028 distance=66' 20507+2525 BKO 876 distance=66' 20486+2733 MLB 713 distance=67' 20503+2518 POU5040 distance=73' 20552+2705 ES 511 distance=74' 20449+2640 STJ 56 distance=74' 20456+2553 J 1074 distance=74' 20563+2709 J 2331AB distance=75' 20563+2709 J 2331AC distance=75' 20495+2516 POU5025 distance=75' 20525+2522 POU5052 distance=75' 20487+2517 POU5015 distance=77' 20506+2512 POU5041 distance=79' 20501+2512 POU5038 distance=79' 20478+2519 WSI 49BE distance=79' 20478+2519 BKO 856FG distance=80' 20471+2525 BU 364 distance=80' 20478+2519 BUP 218AB distance=80' 20478+2519 BUP 218AC distance=80' 20478+2519 BUP 218AD distance=80' 20478+2519 DAM 514AF distance=80' 20513+2511 POU5045 distance=80' 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 20503+2631 WSI 119 189 4.6
Show 20511+2630 TDT2579 35 1.9 11
Show 20507+2621 KPP3362 277 3.9 11
Show 20490+2637 COU 828 AB 189 0.9 20
Show 20490+2637 COU 828 AC 95 24.9 20
Show 20501+2604 HL 9002 138 16.0 27
Show 20482+2624 STF2728 AB 25 10.5 30
Show 20482+2624 STF2728 AC 213 19.4 30
Show 20482+2624 FYM 66 AF 295 129.1 30
Show 20482+2624 FYM 66 AD 193 59.8 30
Show 20482+2624 FYM 66 AE 294 114.1 30
Show 20482+2622 COU 827 Aa,Ab 332 0.6 31
Show 20482+2622 TDT2548 AB 148 0.6 31
Show 20482+2624 FYM 66 EF 301 15.1 31
Show 20531+2630 GII 4 AB 140 8.0 37
Show 20531+2630 GII 4 AC 299 11.3 37
Show 20499+2711 HJ 1579 130 3.8 42
Show 20534+2637 TDT2610 209 0.9 42
Show 20535+2630 COU1177 14 0.2 43
Show 20499+2547 GRV 386 200 14.5 44
Show 20480+2704 COU 826 123 1.3 47
Show 20490+2544 J 3111 138 6.3 50
Show 20490+2540 HDS2966 229 0.5 54
Show 20497+2535 J 3112 75 5.8 57
Show 20485+2540 TDT2553 347 0.6 57
Show 20461+2638 BRT 217 80 4.3 58
Show 20515+2533 COU 829 218 2.3 61
Show 20507+2527 POU5042 344 7.4 64
Show 20481+2727 BU 66 169 1.1 65
Show 20497+2526 POU5028 336 14.8 66
Show 20507+2525 BKO 876 65 8.2 66
Show 20486+2733 MLB 713 348 7.3 67
Show 20503+2518 POU5040 290 18.9 73
Show 20552+2705 ES 511 47 8.5 74
Show 20449+2640 STJ 56 251 0.8 74
Show 20456+2553 J 1074 299 2.3 74
Show 20563+2709 J 2331 AB 213 6.7 75
Show 20563+2709 J 2331 AC 254 8.5 75
Show 20495+2516 POU5025 80 8.6 75
Show 20525+2522 POU5052 323 15.8 75
Show 20487+2517 POU5015 78 14.6 77
Show 20506+2512 POU5041 177 14.2 79
Show 20501+2512 POU5038 342 16.2 79
Show 20478+2519 WSI 49 BE 141 5.1 79
Show 20478+2519 BKO 856 FG 178 9.1 80
Show 20471+2525 BU 364 75 0.7 80
Show 20478+2519 BUP 218 AB 37 49.4 80
Show 20478+2519 BUP 218 AC 99 102.9 80
Show 20478+2519 BUP 218 AD 252 154.0 80
Show 20478+2519 DAM 514 AF 100 44.2 80
Show 20513+2511 POU5045 314 13.7 80

 
 
WDS 20503+2631 : COMPONENTS
 
 
  A
B pa=187.8°
sep=4.55"
 
 
20503+2631 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 205020.66+263040.8 Mag 14.1 Spectral class DA9 (white dwarf)
PmRA -422.00 PmDE -295.0
 
 
20503+2631 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 205020.61+263036.3 Mag 15.6 Calc delta mag 1.5
Calc coord yes