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Doubles in session


Current system
21017+2803
TDT 2702


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

21017+2803 TDT 2702

 
 
21h 01m 39.71s +28° 03' 07.1" P.A. 101.00 sep 0.5 mag 12.30,12.90
 
 
Coord 2000 21017+2803 Discov num TDT2702 Comp Coord arcsec 2000 21 01 39.71 +28 03 07.1
Date first 2016 Date last 2016 Obs 1
Pa first 101 Pa last 101 P.A. Now (θ) 101°
Sep first 0.5 Sep last 0.533 Sep. Now (ρ) 0.533"
Mag pri 12.30 Mag sec 12.90 delta mag (ΔM) 0.6 Spectral class
Pri motion ra -003 Sec motion ra
Pri motion dec -002 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Vulpecula Tycho2 2180-00021-1 Gaia DR2 1845975260193633536
 
 
WDS 21017+2803 TDT 2702 : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
21017+2803 TDT2702 1991 1 25 2.6 11.72 12.37 210139.71+280307.1
21017+2803 TDT2702 2016 1 101 0.5 12.30 12.90 210139.71+280307.1

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

 
 
WDS 21017+2803 TDT 2702 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21017+2803 TDT 2702 : MEASURES
 
 
No records found.

 
 
WDS 21017+2803 : VIRTUAL EYEPIECE
 
 

21017+2803 TDT2702A mag 12.3 21017+2803 TDT2702B sep 0.5 P.A. 101.00 mag 12.9 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 21017+2803 : ALADIN DSS IMAGE @ 21h 01m 39.71s +28° 03' 07.1"
 
 
 
 
WDS 21017+2803 TDT 2702 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21017+2803 TDT2702 distance=0' 21014+2808 MLB 619 distance=6' 21020+2815 LDS2936 distance=13' 21024+2748 TOK 345 distance=18' 21023+2819 COU 524 distance=19' 21001+2801 MLB 617 distance=22' 21001+2757 MLB 618 distance=23' 20599+2813 J 3122AB distance=28' 20599+2813 DAM 225AB,C distance=28' 20599+2813 DAM 225AB,D distance=28' 21006+2829 COU1040AB distance=31' 20596+2740 MLB 616 distance=37' 21045+2807 MLB 665 distance=39' 21007+2844 BRT 54AB distance=43' 21007+2844 BRT 54AC distance=43' 21040+2841 HJ 1609AB distance=49' 21053+2807 HDS3006 distance=49' 21040+2841 HJ 1609CD distance=50' 21045+2730 J 1180 distance=51' 21029+2711 J 1223AB distance=54' 21029+2711 J 1223AC distance=54' 21054+2824 MLB 666 distance=54' 20576+2802 HJ 1599 distance=54' 21061+2801 COU 525 distance=59' 21035+2906 BU 445AB distance=67' 21035+2906 BU 445AC distance=67' 21035+2906 BU 445AD distance=67' 21035+2906 BU 445AE distance=67' 21035+2906 ARN 21AF distance=67' 21046+2902 TDT2726 distance=71' 21061+2843 LDS2939 distance=71' 21070+2816 HJ 1611 distance=72' 20562+2816 MLB 615 distance=75' 20562+2826 GRV 397 distance=76' 20559+2804 MLB 614 distance=77' 21055+2901 MLB 536 distance=78' 21007+2920 AZC 109 distance=79' 21072+2833 COU 528 distance=79' 20560+2735 HO 460AB distance=80' 20560+2735 HO 460AC distance=80' 20582+2654 COU 833 distance=83' 20565+2712 COU 832 distance=87' 20551+2808 COU 831 distance=88' 20581+2917 HO 598 distance=88' 21057+2912 GRV 416 distance=88' 20550+2805 BU 367AB distance=88' 20550+2805 A 3109AB,E distance=88' 20550+2805 BU 367AB,C distance=88' 20550+2805 BU 367AB,D distance=88' 21031+2929 OSO 139AB distance=88' 21031+2929 OSO 139AC distance=88' 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 21017+2803 TDT2702 101 0.5 0
Show 21014+2808 MLB 619 218 5.4 6
Show 21020+2815 LDS2936 237 4.4 13
Show 21024+2748 TOK 345 119 80.2 18
Show 21023+2819 COU 524 258 1.3 19
Show 21001+2801 MLB 617 331 8.6 22
Show 21001+2757 MLB 618 339 7.3 23
Show 20599+2813 J 3122 AB 89 1.7 28
Show 20599+2813 DAM 225 AB,C 323 10.2 28
Show 20599+2813 DAM 225 AB,D 305 9.3 28
Show 21006+2829 COU1040 AB 347 1.5 31
Show 20596+2740 MLB 616 233 4.1 37
Show 21045+2807 MLB 665 326 8.4 39
Show 21007+2844 BRT 54 AB 359 6.9 43
Show 21007+2844 BRT 54 AC 296 26.6 43
Show 21040+2841 HJ 1609 AB 36 8.1 49
Show 21053+2807 HDS3006 12 0.7 49
Show 21040+2841 HJ 1609 CD 193 6.1 50
Show 21045+2730 J 1180 276 4.0 51
Show 21029+2711 J 1223 AB 296 4.8 54
Show 21029+2711 J 1223 AC 134 22.1 54
Show 21054+2824 MLB 666 352 1.4 54
Show 20576+2802 HJ 1599 225 13.5 54
Show 21061+2801 COU 525 168 1.1 59
Show 21035+2906 BU 445 AB 109 4.7 67
Show 21035+2906 BU 445 AC 19 50.7 67
Show 21035+2906 BU 445 AD 317 87.3 67
Show 21035+2906 BU 445 AE 218 103.5 67
Show 21035+2906 ARN 21 AF 233 219.9 67
Show 21046+2902 TDT2726 311 0.6 71
Show 21061+2843 LDS2939 320 5.9 71
Show 21070+2816 HJ 1611 279 10.7 72
Show 20562+2816 MLB 615 201 3.6 75
Show 20562+2826 GRV 397 339 58.2 76
Show 20559+2804 MLB 614 75 8.7 77
Show 21055+2901 MLB 536 236 5.4 78
Show 21007+2920 AZC 109 324 34.8 79
Show 21072+2833 COU 528 70 1.2 79
Show 20560+2735 HO 460 AB 112 13.3 80
Show 20560+2735 HO 460 AC 257 37.7 80
Show 20582+2654 COU 833 248 2.9 83
Show 20565+2712 COU 832 261 1.3 87
Show 20551+2808 COU 831 289 1.3 88
Show 20581+2917 HO 598 125 16.2 88
Show 21057+2912 GRV 416 137 38.2 88
Show 20550+2805 BU 367 AB 224 0.1 88
Show 20550+2805 A 3109 AB,E 51 49.2 88
Show 20550+2805 BU 367 AB,C 358 38.0 88
Show 20550+2805 BU 367 AB,D 67 19.6 88
Show 21031+2929 OSO 139 AB 82 15.8 88
Show 21031+2929 OSO 139 AC 308 18.8 88

 
 
WDS 21017+2803 : COMPONENTS
 
 
  A
B pa=101.0°
sep=0.53"
 
 
21017+2803 A
 
 
Coord arcsec 2000 210139.71+280307.1 Mag 12.3 PmRA -3.00 PmDE -2.0
 
 
21017+2803 B
 
 
Coord arcsec 2000 210139.75+280307.0 Mag 12.9 Delta magnitude 0.6 Coordinate calculated yes