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Current system
20148+1441
CHE 239


Nearby doubles
3' : 20148+1439
BPM2074

9' : 20142+1442
CHE 224

9' : 20151+1450
BPM2077

12' : 20146+1452
CHE 235

13' : 20143+1451
CHE 226

15' : 20139+1441
CHE 221

16' : 20155+1452
CHE 245AB

17' : 20155+1455
BKO 544

18' : 20138+1450
CHE 218AB

18' : 20157+1453
CHE 250

19' : 20154+1457
CHE 244

20' : 20158+1455
CHE 251

21' : 20157+1457
BKO 550

21' : 20137+1452
CHE 217

21' : 20146+1503
CHE 234

22' : 20159+1457
BKO 554

22' : 20145+1502
TOB 309

23' : 20145+1503
CHE 232

24' : 20150+1504
CHE 240

24' : 20145+1418
BPM2072

25' : 20155+1502
SMA 114

25' : 20140+1503
CHE 222

25' : 20144+1505
BKO 541

28' : 20143+1507
CHE 225AB

28' : 20129+1441
CHE 204

29' : 20166+1431
BPM2085



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

20148+1441 CHE 239

 
 
20h 14m 50.53s +14° 41' 25.0" P.A. 55.00 sep 28.9 mag 13.10,13.56
 
 
Coord 2000 20148+1441 Discov num CHE 239 Comp Coord arcsec 2000 20 14 50.53 +14 41 25.0
Date first 1910 Date last 2018 Obs 12
Pa first 55 Pa last 55.1 P.A. Now (θ) 55.1°
Sep first 29.4 Sep last 28.9 Sep. Now (ρ) 28.9"
Mag pri 13.10 Mag sec 13.56 delta mag (ΔM) 0.46 Spectral class
Pri motion ra +004 Sec motion ra -009
Pri motion dec +001 Sec motion dec -003
Notes
rPM=1.434
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Gaia DR2 1808202981334265216
 
 
WDS 20148+1441 CHE 239 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Che1908 Pa - Chevalier, Stanislas .
Che1908 Shanghai Obs. Zo-Se 4, 60, 1908 (corrections described in Bko2011c and Hrt2012b)
Che1909 Pa - Chevalier, Stanislas .
Che1909 Shanghai Obs. Zo-Se 5, 86, 1909 (corrections are described in Hrt2012b)
Che1910 Ma j Chevalier, Stanislas & Tsang Ziang-seng .
Che1910 +Pa Shanghai Obs. Zo-Se 6, O5, 1910 (corrections are described in Hrt2012b)
Che1911 Ma - Chevalier, Stanislas .
Che1911 +Pa Shanghai Obs. Zo-Se 7, B1, 1911 (corrections are described in Hrt2012b)
Che1925 Pa - Chevalier, Stanislas 1925JO......8...65G
Che1925 J. Obs. 8, 65, 1925
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20148+1441 CHE 239 1998 2 55 28.7 12.55 13.07 D 201450.53+144125.0
20148+1441 CHE 239 2008 3 55 28.7 12.55 13.07 D 201450.53+144125.0
20148+1441 CHE 239 2010 6 55 28.6 13.10 13.56 201450.53+144125.0
20148+1441 CHE 239 2015 7 55 28.6 13.10 13.56 201450.53+144125.0
20148+1441 CHE 239 2018 8 55 28.9 13.10 13.56 201450.53+144125.0

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

 
 
WDS 20148+1441 CHE 239 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20148+1441 CHE 239 : MEASURES
 
 
No records found.

 
 
WDS 20148+1441 : VIRTUAL EYEPIECE
 
 

20148+1441 CHE 239A mag 13.1 20148+1441 CHE 239B sep 28.3 P.A. 54.20 mag 13.56 virtual eyepiece
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Radius:
Components only
 
 
WDS 20148+1441 : ALADIN DSS IMAGE @ 20h 14m 50.53s +14° 41' 25.0"
 
 
 
 
WDS 20148+1441 CHE 239 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20148+1441 CHE 239 distance=0' 20148+1439 BPM2074 distance=3' 20142+1442 CHE 224 distance=9' 20151+1450 BPM2077 distance=9' 20146+1452 CHE 235 distance=12' 20143+1451 CHE 226 distance=13' 20139+1441 CHE 221 distance=15' 20155+1452 CHE 245AB distance=16' 20155+1452 BKO 545AC distance=16' 20155+1455 BKO 544 distance=17' 20138+1450 CHE 218AB distance=18' 20138+1450 BKO 537BC distance=18' 20157+1453 CHE 250 distance=18' 20154+1457 CHE 244 distance=19' 20158+1455 CHE 251 distance=20' 20157+1457 BKO 550 distance=21' 20137+1452 CHE 217 distance=21' 20146+1503 CHE 234 distance=21' 20159+1457 BKO 554 distance=22' 20145+1502 TOB 309 distance=22' 20145+1503 CHE 232 distance=23' 20150+1504 CHE 240 distance=24' 20145+1418 BPM2072 distance=24' 20155+1502 SMA 114 distance=25' 20140+1503 CHE 222 distance=25' 20144+1505 BKO 541 distance=25' 20143+1507 CHE 225AB distance=28' 20143+1507 BKO 539AC distance=28' 20129+1441 CHE 204 distance=28' 20166+1431 BPM2085 distance=29' 20162+1504 CHE 259 distance=29' 20159+1505 BKO 553 distance=29' 20142+1508 BKO 538 distance=29' 20131+1455 CHE 206 distance=29' 20157+1508 CHE 249AB distance=31' 20157+1508 BKO 549AC distance=31' 20157+1509 BKO 548 distance=31' 20164+1500 CHE 262 distance=31' 20158+1510 BKO 552 distance=32' 20167+1459 BPM2086 distance=32' 20132+1503 CHE 208 distance=33' 20160+1510 BKO 555 distance=33' 20171+1434 BPMA244 distance=34' 20162+1507 CHE 258 distance=34' 20172+1446 BPM2088 distance=35' 20127+1458 CHE 197 distance=35' 20129+1503 CHE 203 distance=36' 20173+1443 CHE 275 distance=37' 20128+1504 CHE 200 distance=37' 20169+1506 CHE 268BC distance=39' 20175+1444 CHE 277 distance=39' 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 20148+1441 CHE 239 55 28.9
Show 20148+1439 BPM2074 167 90.1 3
Show 20142+1442 CHE 224 338 23.6 9
Show 20151+1450 BPM2077 45 67.3 9
Show 20146+1452 CHE 235 29 11.6 12
Show 20143+1451 CHE 226 285 13.4 13
Show 20139+1441 CHE 221 7 17.5 15
Show 20155+1452 CHE 245 AB 286 17.9 16
Show 20155+1452 BKO 545 AC 1 6.7 16
Show 20155+1455 BKO 544 29 2.6 17
Show 20138+1450 CHE 218 AB 221 26.5 18
Show 20138+1450 BKO 537 BC 106 4.7 18
Show 20157+1453 CHE 250 145 20.7 18
Show 20154+1457 CHE 244 108 13.4 19
Show 20158+1455 CHE 251 61 28.0 20
Show 20157+1457 BKO 550 301 3.8 21
Show 20137+1452 CHE 217 133 26.5 21
Show 20146+1503 CHE 234 270 18.4 21
Show 20159+1457 BKO 554 145 5.8 22
Show 20145+1502 TOB 309 182 11.6 22
Show 20145+1503 CHE 232 333 9.5 23
Show 20150+1504 CHE 240 179 28.4 24
Show 20145+1418 BPM2072 189 102.4 24
Show 20155+1502 SMA 114 310 5.0 25
Show 20140+1503 CHE 222 339 17.1 25
Show 20144+1505 BKO 541 136 5.9 25
Show 20143+1507 CHE 225 AB 212 7.6 28
Show 20143+1507 BKO 539 AC 276 4.5 28
Show 20129+1441 CHE 204 169 30.8 28
Show 20166+1431 BPM2085 221 113.9 29
Show 20162+1504 CHE 259 138 16.5 29
Show 20159+1505 BKO 553 111 5.2 29
Show 20142+1508 BKO 538 127 6.2 29
Show 20131+1455 CHE 206 209 28.0 29
Show 20157+1508 CHE 249 AB 349 22.6 31
Show 20157+1508 BKO 549 AC 111 4.8 31
Show 20157+1509 BKO 548 65 2.7 31
Show 20164+1500 CHE 262 245 19.7 31
Show 20158+1510 BKO 552 64 3.6 32
Show 20167+1459 BPM2086 286 62.5 32
Show 20132+1503 CHE 208 119 25.7 33
Show 20160+1510 BKO 555 202 4.6 33
Show 20171+1434 BPMA244 112 297.6 34
Show 20162+1507 CHE 258 230 16.0 34
Show 20172+1446 BPM2088 343 73.4 35
Show 20127+1458 CHE 197 85 29.6 35
Show 20129+1503 CHE 203 92 28.6 36
Show 20173+1443 CHE 275 332 30.4 37
Show 20128+1504 CHE 200 147 13.3 37
Show 20169+1506 CHE 268 BC 354 28.4 39
Show 20175+1444 CHE 277 346 4.0 39

 
 
WDS 20148+1441 : COMPONENTS
 
 
  A
B pa=54.2°
sep=28.27"
 
 
20148+1441 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 201450.53+144125.0 Mag 13.1 PmRA 4.00
PmDE 1.0
 
 
20148+1441 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 201452.11+144141.5 Mag 13.56 PmRA -9.00
PmDE -3.0 Calc delta mag 0.46 Calc coord yes