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Doubles in session


Current system
20158+1455
CHE 251


Nearby doubles
2' : 20159+1457
BKO 554

3' : 20157+1453
CHE 250

3' : 20157+1457
BKO 550

5' : 20155+1452
CHE 245AB

5' : 20155+1455
BKO 544

7' : 20154+1457
CHE 244

9' : 20155+1502
SMA 114

10' : 20162+1504
CHE 259

11' : 20159+1505
BKO 553

11' : 20164+1500
CHE 262

13' : 20151+1450
BPM2077

13' : 20167+1459
BPM2086

14' : 20157+1508
CHE 249AB

14' : 20162+1507
CHE 258

15' : 20157+1509
BKO 548

15' : 20158+1510
BKO 552

15' : 20160+1510
BKO 555

15' : 20150+1504
CHE 240

18' : 20146+1452
CHE 235

19' : 20146+1503
CHE 234

20' : 20169+1506
CHE 268AB

20' : 20148+1441
CHE 239

20' : 20145+1502
TOB 309

22' : 20145+1503
CHE 232

22' : 20148+1439
BPM2074

22' : 20172+1446
BPM2088



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

20158+1455 CHE 251

 
 
20h 15m 49.25s +14° 55' 14.5" P.A. 61.00 sep 28.0 mag 10.53,11.50
 
 
Coord 2000 20158+1455 Discov num CHE 251 Comp Coord arcsec 2000 20 15 49.25 +14 55 14.5
Date first 1910 Date last 2015 Obs 11
Pa first 61 Pa last 61.2 P.A. Now (θ) 61.2°
Sep first 29.4 Sep last 28.007 Sep. Now (ρ) 28.007"
Mag pri 10.53 Mag sec 11.50 delta mag (ΔM) 0.97 Spectral class
Pri motion ra -006 Sec motion ra +003
Pri motion dec -001 Sec motion dec -008
Notes
rPM=1.334
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Gaia DR2 1808236005343232768
 
 
WDS 20158+1455 CHE 251 : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
idgroup discov author
1 CHE Chevalier, Stanislas
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20158+1455 CHE 251 1998 2 61 28.2 10.53 11.50 D 201549.25+145514.5
20158+1455 CHE 251 2008 3 61 28.2 10.53 11.50 D 201549.25+145514.5
20158+1455 CHE 251 2010 6 61 28.0 10.53 11.50 201549.25+145514.5
20158+1455 CHE 251 2015 7 61 28.0 10.53 11.50 201549.25+145514.5

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

 
 
WDS 20158+1455 CHE 251 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20158+1455 CHE 251 : MEASURES
 
 
No records found.

 
 
WDS 20158+1455 : VIRTUAL EYEPIECE
 
 

20158+1455 CHE 251A mag 10.53 20158+1455 CHE 251B sep 27.3 P.A. 60.40 mag 11.5 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 20158+1455 : ALADIN DSS IMAGE @ 20h 15m 49.25s +14° 55' 14.5"
 
 
 
 
WDS 20158+1455 CHE 251 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20158+1455 CHE 251 distance=0' 20159+1457 BKO 554 distance=2' 20157+1453 CHE 250 distance=3' 20157+1457 BKO 550 distance=3' 20155+1452 CHE 245AB distance=5' 20155+1452 BKO 545AC distance=5' 20155+1455 BKO 544 distance=5' 20154+1457 CHE 244 distance=7' 20155+1502 SMA 114 distance=9' 20162+1504 CHE 259 distance=10' 20159+1505 BKO 553 distance=11' 20164+1500 CHE 262 distance=11' 20151+1450 BPM2077 distance=13' 20167+1459 BPM2086 distance=13' 20157+1508 CHE 249AB distance=14' 20157+1508 BKO 549AC distance=14' 20162+1507 CHE 258 distance=14' 20157+1509 BKO 548 distance=15' 20158+1510 BKO 552 distance=15' 20160+1510 BKO 555 distance=15' 20150+1504 CHE 240 distance=15' 20146+1452 CHE 235 distance=18' 20146+1503 CHE 234 distance=19' 20169+1506 CHE 268BC distance=20' 20169+1506 CHE 268AB distance=20' 20169+1506 ABH 136AD distance=20' 20169+1506 ABH 136AE distance=20' 20169+1506 ABH 136AF distance=20' 20169+1506 ABH 136AG distance=20' 20169+1506 ABH 136AH distance=20' 20169+1506 ABH 136AI distance=20' 20169+1506 ABH 136AJ distance=20' 20169+1506 ABH 136AK distance=20' 20169+1506 ABH 136AL distance=20' 20169+1506 CHE 268AC distance=20' 20148+1441 CHE 239 distance=20' 20145+1502 TOB 309 distance=20' 20145+1503 CHE 232 distance=22' 20148+1439 BPM2074 distance=22' 20172+1446 BPM2088 distance=22' 20143+1451 CHE 226 distance=22' 20167+1513 CHE 265 distance=23' 20144+1505 BKO 541 distance=24' 20143+1507 CHE 225AB distance=26' 20143+1507 BKO 539AC distance=26' 20157+1520 CHE 248 distance=26' 20173+1443 CHE 275 distance=26' 20142+1442 CHE 224 distance=27' 20160+1521 CHE 253 distance=27' 20166+1431 BPM2085 distance=27' 20140+1503 CHE 222 distance=27' 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 20158+1455 CHE 251 61 28.0 0
Show 20159+1457 BKO 554 145 5.8 2
Show 20157+1453 CHE 250 145 20.7 3
Show 20157+1457 BKO 550 301 3.8 3
Show 20155+1452 CHE 245 AB 286 17.9 5
Show 20155+1452 BKO 545 AC 1 6.7 5
Show 20155+1455 BKO 544 29 2.6 5
Show 20154+1457 CHE 244 108 13.4 7
Show 20155+1502 SMA 114 310 5.0 9
Show 20162+1504 CHE 259 138 16.5 10
Show 20159+1505 BKO 553 111 5.2 11
Show 20164+1500 CHE 262 245 19.7 11
Show 20151+1450 BPM2077 45 67.3 13
Show 20167+1459 BPM2086 286 62.5 13
Show 20157+1508 CHE 249 AB 349 22.6 14
Show 20157+1508 BKO 549 AC 111 4.8 14
Show 20162+1507 CHE 258 230 16.0 14
Show 20157+1509 BKO 548 65 2.7 15
Show 20158+1510 BKO 552 64 3.6 15
Show 20160+1510 BKO 555 202 4.6 15
Show 20150+1504 CHE 240 179 28.4 15
Show 20146+1452 CHE 235 29 11.6 18
Show 20146+1503 CHE 234 270 18.4 19
Show 20169+1506 CHE 268 BC 354 28.4 20
Show 20169+1506 CHE 268 AB 213 10.2 20
Show 20169+1506 ABH 136 AD 281 39.7 20
Show 20169+1506 ABH 136 AE 231 74.0 20
Show 20169+1506 ABH 136 AF 217 52.4 20
Show 20169+1506 ABH 136 AG 212 51.0 20
Show 20169+1506 ABH 136 AH 190 55.4 20
Show 20169+1506 ABH 136 AI 181 67.9 20
Show 20169+1506 ABH 136 AJ 57 93.0 20
Show 20169+1506 ABH 136 AK 65 103.2 20
Show 20169+1506 ABH 136 AL 64 125.3 20
Show 20169+1506 CHE 268 AC 337 21.4 20
Show 20148+1441 CHE 239 55 28.9 20
Show 20145+1502 TOB 309 182 11.6 20
Show 20145+1503 CHE 232 333 9.5 22
Show 20148+1439 BPM2074 167 90.1 22
Show 20172+1446 BPM2088 343 73.4 22
Show 20143+1451 CHE 226 285 13.4 22
Show 20167+1513 CHE 265 68 20.8 23
Show 20144+1505 BKO 541 136 5.9 24
Show 20143+1507 CHE 225 AB 212 7.6 26
Show 20143+1507 BKO 539 AC 276 4.5 26
Show 20157+1520 CHE 248 322 32.0 26
Show 20173+1443 CHE 275 332 30.4 26
Show 20142+1442 CHE 224 338 23.6 27
Show 20160+1521 CHE 253 324 14.4 27
Show 20166+1431 BPM2085 221 113.9 27
Show 20140+1503 CHE 222 339 17.1 27

 
 
WDS 20158+1455 : COMPONENTS
 
 
  A
B pa=60.4°
sep=27.28"
 
 
20158+1455 A
 
 
Coord arcsec 2000 201549.25+145514.5 Mag 10.53 PmRA -6.00 PmDE -1.0
 
 
20158+1455 B
 
 
Coord arcsec 2000 201550.89+145528.0 Mag 11.5 PmRA 3.00 PmDE -8.0
Calc delta mag 0.97 Calc coord yes