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Current system
20201+1540
GWP 2939


Nearby doubles
11' : 20198+1550
STE 2

11' : 20195+1533
HDS2905

12' : 20194+1534
TOB 310

15' : 20203+1525
BPM2117

17' : 20190+1540
BPM2103

18' : 20189+1546
CHE 301

19' : 20190+1530
BKO 563

20' : 20197+1522
A 1673

21' : 20188+1530
TOB 319AB

21' : 20212+1553
BPM2124

21' : 20190+1526
BPM2104

22' : 20187+1551
CHE 297AB

23' : 20207+1601
YSC 70

23' : 20186+1548
CHE 295

23' : 20216+1546
BPM2126

23' : 20206+1519
BPM2122

24' : 20189+1524
CHE 302

26' : 20183+1539
CHE 293

27' : 20192+1517
BPM2107

27' : 20209+1604
BPM2123

28' : 20216+1556
BPM2127

29' : 20186+1600
BPM2102

31' : 20180+1543
CHE 285

31' : 20180+1544
CHE 284

31' : 20181+1552
CHE 289

31' : 20183+1556
CHE 292



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

20201+1540 GWP 2939

 
 
20h 20m 05.11s +15° 40' 08.6" P.A. 40.00 sep 24.7 mag 16.00,17.70
 
 
Coord 2000 20201+1540 Discov num GWP2939 Comp Coord arcsec 2000 20 20 05.11 +15 40 08.6
Date first 1992 Date last 2016 Obs 6
Pa first 39 Pa last 40.1 P.A. Now (θ) 40.1°
Sep first 24.6 Sep last 24.65 Sep. Now (ρ) 24.65"
Mag pri 16.00 Mag sec 17.70 delta mag (ΔM) 1.7 Spectral class
Pri motion ra -014 Sec motion ra -004
Pri motion dec -060 Sec motion dec -058
Notes V (Proper motion indicates physical)
rPM=0.166 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Gaia DR2 1808381037797992704
 
 
WDS 20201+1540 GWP 2939 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
GWP Garraf Wide Pairs: CPM wide pairs (>50mas/y) discovered in the Garraf Astronomical
GWP Observatory (OAG) CPMWP Survey
GWP Part I (2012): Measures of 1725 pairs. Equatorial zone
GWP (RA 00h00m to 11h59m, DEC +20 to -20 deg)
GWP Garraf Wide Pairs: CPM wide pairs (>50mas/y) discovered in the Garraf Astronomical
GWP Observatory (OAG) CPMWP Survey
GWP Part II (2016): Measures of 1657 pairs. Equatorial zone
GWP (RA 12h00m to 23h59m, DEC +20 to -20 deg)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20201+1540 GWP2939 1998 2 40 24.7 16.00 17.70 V 202005.11+154008.6
20201+1540 GWP2939 2010 3 40 25.3 16.00 17.70 V 202005.11+154008.6
20201+1540 GWP2939 2015 4 40 24.6 16.00 17.70 V 202005.11+154008.6
20201+1540 GWP2939 2016 6 40 24.7 16.00 17.70 V 202005.11+154008.6

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

 
 
WDS 20201+1540 GWP 2939 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20201+1540 GWP 2939 : MEASURES
 
 
No records found.

 
 
WDS 20201+1540 : VIRTUAL EYEPIECE
 
 

20201+1540 GWP2939A mag 16 20201+1540 GWP2939B sep 24.3 P.A. 39.00 mag 17.7 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 20201+1540 : ALADIN DSS IMAGE @ 20h 20m 05.11s +15° 40' 08.6"
 
 
 
 
WDS 20201+1540 GWP 2939 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20201+1540 GWP2939 distance=0' 20198+1550 STE 2 distance=11' 20195+1533 HDS2905 distance=11' 20194+1534 TOB 310 distance=12' 20203+1525 BPM2117 distance=15' 20190+1540 BPM2103 distance=17' 20189+1546 CHE 301 distance=18' 20190+1530 BKO 563 distance=19' 20197+1522 A 1673 distance=20' 20188+1530 TOB 319AB distance=21' 20188+1530 CHE 299AC distance=21' 20212+1553 BPM2124 distance=21' 20190+1526 BPM2104 distance=21' 20187+1551 CHE 297AB distance=22' 20187+1551 CHE 298AC distance=22' 20187+1551 CHE 298BC distance=23' 20207+1601 YSC 70 distance=23' 20186+1548 CHE 295 distance=23' 20216+1546 BPM2126 distance=23' 20206+1519 BPM2122 distance=23' 20189+1524 CHE 302 distance=24' 20183+1539 CHE 293 distance=26' 20192+1517 BPM2107 distance=27' 20209+1604 BPM2123 distance=27' 20216+1556 BPM2127 distance=28' 20186+1600 BPM2102 distance=29' 20180+1543 CHE 285 distance=31' 20180+1544 CHE 284 distance=31' 20181+1552 CHE 289 distance=31' 20183+1556 CHE 292 distance=31' 20185+1519 BPM2100 distance=32' 20181+1555 J 553 distance=32' 20180+1526 CHE 286 distance=34' 20197+1507 BPM2113 distance=34' 20177+1539 CHE 278 distance=34' 20179+1553 CHE 283 distance=35' 20178+1530 CHE 280 distance=35' 20194+1507 BPM2110 distance=36' 20215+1511 BPM2125 distance=36' 20181+1519 CHE 290 distance=36' 20182+1604 CHE 291 distance=37' 20226+1529 BPM2133 distance=38' 20179+1520 SMA 116 distance=38' 20181+1605 BKO 561 distance=39' 20196+1502 BPM2112 distance=39' 20178+1520 CHE 281 distance=40' 20182+1511 A 1670 distance=40' 20183+1509 CHE 294AB distance=41' 20183+1509 CHE 294AC distance=41' 20193+1619 BPM2108 distance=41' 20183+1508 BPM2098 distance=42' 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 20201+1540 GWP2939 40 24.7
Show 20198+1550 STE 2 164 8.1 11
Show 20195+1533 HDS2905 116 0.3 11
Show 20194+1534 TOB 310 239 16.3 12
Show 20203+1525 BPM2117 49 101.6 15
Show 20190+1540 BPM2103 173 15.0 17
Show 20189+1546 CHE 301 296 28.1 18
Show 20190+1530 BKO 563 147 9.2 19
Show 20197+1522 A 1673 55 1.0 20
Show 20188+1530 TOB 319 AB 65 14.9 21
Show 20188+1530 CHE 299 AC 329 37.6 21
Show 20212+1553 BPM2124 59 81.4 21
Show 20190+1526 BPM2104 293 93.0 21
Show 20187+1551 CHE 297 AB 6 35.1 22
Show 20187+1551 CHE 298 AC 318 16.9 22
Show 20187+1551 CHE 298 BC 213 27.0 23
Show 20207+1601 YSC 70 159 0.5 23
Show 20186+1548 CHE 295 260 13.6 23
Show 20216+1546 BPM2126 343 112.6 23
Show 20206+1519 BPM2122 117 119.3 23
Show 20189+1524 CHE 302 129 23.7 24
Show 20183+1539 CHE 293 354 24.8 26
Show 20192+1517 BPM2107 264 67.4 27
Show 20209+1604 BPM2123 22 86.6 27
Show 20216+1556 BPM2127 197 109.9 28
Show 20186+1600 BPM2102 47 72.1 29
Show 20180+1543 CHE 285 17 7.1 31
Show 20180+1544 CHE 284 339 30.4 31
Show 20181+1552 CHE 289 39 32.5 31
Show 20183+1556 CHE 292 181 15.7 31
Show 20185+1519 BPM2100 115 114.5 32
Show 20181+1555 J 553 20 3.7 32
Show 20180+1526 CHE 286 92 25.9 34
Show 20197+1507 BPM2113 3 78.8 34
Show 20177+1539 CHE 278 89 10.5 34
Show 20179+1553 CHE 283 80 24.5 35
Show 20178+1530 CHE 280 230 27.7 35
Show 20194+1507 BPM2110 256 78.9 36
Show 20215+1511 BPM2125 188 114.3 36
Show 20181+1519 CHE 290 153 10.2 36
Show 20182+1604 CHE 291 275 8.3 37
Show 20226+1529 BPM2133 169 63.6 38
Show 20179+1520 SMA 116 159 9.7 38
Show 20181+1605 BKO 561 91 5.8 39
Show 20196+1502 BPM2112 85 109.1 39
Show 20178+1520 CHE 281 316 17.7 40
Show 20182+1511 A 1670 216 0.4 40
Show 20183+1509 CHE 294 AB 358 16.0 41
Show 20183+1509 CHE 294 AC 238 13.9 41
Show 20193+1619 BPM2108 293 105.0 41
Show 20183+1508 BPM2098 80 119.1 42

 
 
WDS 20201+1540 : COMPONENTS
 
 
  A
B pa=39.0°
sep=24.27"
 
 
20201+1540 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 202005.11+154008.6 Mag 16 PmRA -14.00
PmDE -60.0
 
 
20201+1540 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 202006.17+154027.5 Mag 17.7 PmRA -4.00
PmDE -58.0 Calc delta mag 1.7 Calc coord yes