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Doubles in session


Current system
20162+1507
CHE 258


Nearby doubles
5' : 20160+1510
BKO 555

6' : 20162+1504
CHE 259

6' : 20159+1505
BKO 553

7' : 20158+1510
BKO 552

8' : 20164+1500
CHE 262

8' : 20157+1508
CHE 249AB

9' : 20157+1509
BKO 548

10' : 20167+1513
CHE 265

11' : 20169+1506
CHE 268AB

11' : 20155+1502
SMA 114

11' : 20167+1459
BPM2086

13' : 20159+1457
BKO 554

14' : 20157+1457
BKO 550

14' : 20158+1455
CHE 251

15' : 20160+1521
CHE 253

15' : 20157+1520
CHE 248

16' : 20172+1515
CHE 274AB

17' : 20154+1457
CHE 244

17' : 20157+1453
CHE 250

17' : 20155+1455
BKO 544

17' : 20168+1523
CHE 267

18' : 20155+1452
CHE 245AB

19' : 20150+1504
CHE 240

21' : 20177+1504
BPM2091

22' : 20156+1526
HDS2887AB

22' : 20156+1527
BKO 546



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

20162+1507 CHE 258

 
 
20h 16m 15.35s +15° 07' 41.6" P.A. 230.00 sep 16.0 mag 11.95,12.52
 
 
Coord 2000 20162+1507 Discov num CHE 258 Comp Coord arcsec 2000 20 16 15.35 +15 07 41.6
Date first 1904 Date last 2015 Obs 13
Pa first 235 Pa last 229.5 P.A. Now (θ) 229.5°
Sep first 18.3 Sep last 15.965 Sep. Now (ρ) 15.965"
Mag pri 11.95 Mag sec 12.52 delta mag (ΔM) 0.57 Spectral class
Pri motion ra -003 Sec motion ra +020
Pri motion dec -004 Sec motion dec -001
Notes
rPM=1.158
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Tycho2 1631-02429-1 Gaia DR2 1808257166642377600
 
 
WDS 20162+1507 CHE 258 : 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
20162+1507 CHE 258 1998 4 230 16.4 11.95 12.52 D 201615.35+150741.6
20162+1507 CHE 258 2008 5 230 16.2 11.95 12.52 D 201615.35+150741.6
20162+1507 CHE 258 2010 8 230 16.1 11.95 12.52 201615.35+150741.6
20162+1507 CHE 258 2015 9 229 16.0 11.95 12.52 201615.35+150741.6

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

 
 
WDS 20162+1507 CHE 258 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20162+1507 CHE 258 : MEASURES
 
 
No records found.

 
 
WDS 20162+1507 : VIRTUAL EYEPIECE
 
 

20162+1507 CHE 258A mag 11.95 20162+1507 CHE 258B sep 15.7 P.A. 228.50 mag 12.52 virtual eyepiece
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Radius:
Components only
 
 
WDS 20162+1507 : ALADIN DSS IMAGE @ 20h 16m 15.35s +15° 07' 41.6"
 
 
 
 
WDS 20162+1507 CHE 258 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20162+1507 CHE 258 distance=0' 20160+1510 BKO 555 distance=5' 20162+1504 CHE 259 distance=6' 20159+1505 BKO 553 distance=6' 20158+1510 BKO 552 distance=7' 20164+1500 CHE 262 distance=8' 20157+1508 CHE 249AB distance=8' 20157+1508 BKO 549AC distance=8' 20157+1509 BKO 548 distance=9' 20167+1513 CHE 265 distance=10' 20169+1506 CHE 268BC distance=11' 20169+1506 CHE 268AB distance=11' 20169+1506 ABH 136AD distance=11' 20169+1506 ABH 136AE distance=11' 20169+1506 ABH 136AF distance=11' 20169+1506 ABH 136AG distance=11' 20169+1506 ABH 136AH distance=11' 20169+1506 ABH 136AI distance=11' 20169+1506 ABH 136AJ distance=11' 20169+1506 ABH 136AK distance=11' 20169+1506 ABH 136AL distance=11' 20169+1506 CHE 268AC distance=11' 20155+1502 SMA 114 distance=11' 20167+1459 BPM2086 distance=11' 20159+1457 BKO 554 distance=13' 20157+1457 BKO 550 distance=14' 20158+1455 CHE 251 distance=14' 20160+1521 CHE 253 distance=15' 20157+1520 CHE 248 distance=15' 20172+1515 CHE 274AB distance=16' 20172+1515 DAM 360AC distance=16' 20154+1457 CHE 244 distance=17' 20157+1453 CHE 250 distance=17' 20155+1455 BKO 544 distance=17' 20168+1523 CHE 267 distance=17' 20155+1452 CHE 245AB distance=18' 20155+1452 BKO 545AC distance=18' 20150+1504 CHE 240 distance=19' 20177+1504 BPM2091 distance=21' 20156+1526 HDS2887AB distance=22' 20156+1526 CHE 246AC distance=22' 20156+1526 CVP 1AD distance=22' 20156+1527 BKO 546 distance=22' 20177+1503 CHE 279 distance=22' 20174+1522 CHE 276 distance=23' 20179+1508 A 1669 distance=24' 20146+1503 CHE 234 distance=25' 20151+1450 BPM2077 distance=25' 20178+1520 CHE 281 distance=25' 20145+1502 TOB 309 distance=26' 20172+1446 BPM2088 distance=26' 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 20162+1507 CHE 258 230 16.0
Show 20160+1510 BKO 555 202 4.6 5
Show 20162+1504 CHE 259 138 16.5 6
Show 20159+1505 BKO 553 111 5.2 6
Show 20158+1510 BKO 552 64 3.6 7
Show 20164+1500 CHE 262 245 19.7 8
Show 20157+1508 CHE 249 AB 349 22.6 8
Show 20157+1508 BKO 549 AC 111 4.8 8
Show 20157+1509 BKO 548 65 2.7 9
Show 20167+1513 CHE 265 68 20.8 10
Show 20169+1506 CHE 268 BC 354 28.4 11
Show 20169+1506 CHE 268 AB 213 10.2 11
Show 20169+1506 ABH 136 AD 281 39.7 11
Show 20169+1506 ABH 136 AE 231 74.0 11
Show 20169+1506 ABH 136 AF 217 52.4 11
Show 20169+1506 ABH 136 AG 212 51.0 11
Show 20169+1506 ABH 136 AH 190 55.4 11
Show 20169+1506 ABH 136 AI 181 67.9 11
Show 20169+1506 ABH 136 AJ 57 93.0 11
Show 20169+1506 ABH 136 AK 65 103.2 11
Show 20169+1506 ABH 136 AL 64 125.3 11
Show 20169+1506 CHE 268 AC 337 21.4 11
Show 20155+1502 SMA 114 310 5.0 11
Show 20167+1459 BPM2086 286 62.5 11
Show 20159+1457 BKO 554 145 5.8 13
Show 20157+1457 BKO 550 301 3.8 14
Show 20158+1455 CHE 251 61 28.0 14
Show 20160+1521 CHE 253 324 14.4 15
Show 20157+1520 CHE 248 322 32.0 15
Show 20172+1515 CHE 274 AB 148 27.5 16
Show 20172+1515 DAM 360 AC 21 5.9 16
Show 20154+1457 CHE 244 108 13.4 17
Show 20157+1453 CHE 250 145 20.7 17
Show 20155+1455 BKO 544 29 2.6 17
Show 20168+1523 CHE 267 18 36.5 17
Show 20155+1452 CHE 245 AB 286 17.9 18
Show 20155+1452 BKO 545 AC 1 6.7 18
Show 20150+1504 CHE 240 179 28.4 19
Show 20177+1504 BPM2091 71 77.9 21
Show 20156+1526 HDS2887 AB 244 4.7 22
Show 20156+1526 CHE 246 AC 87 15.9 22
Show 20156+1526 CVP 1 AD 340 39.7 22
Show 20156+1527 BKO 546 106 7.1 22
Show 20177+1503 CHE 279 181 6.8 22
Show 20174+1522 CHE 276 261 18.0 23
Show 20179+1508 A 1669 247 3.1 24
Show 20146+1503 CHE 234 270 18.4 25
Show 20151+1450 BPM2077 45 67.3 25
Show 20178+1520 CHE 281 316 17.7 25
Show 20145+1502 TOB 309 182 11.6 26
Show 20172+1446 BPM2088 343 73.4 26

 
 
WDS 20162+1507 : COMPONENTS
 
 
  A
B pa=228.5°
sep=15.65"
 
 
20162+1507 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 201615.35+150741.6 Mag 11.95 PmRA -3.00
PmDE -4.0
 
 
20162+1507 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 201614.54+150731.2 Mag 12.52 PmRA 20.00
PmDE -1.0 Tycho2 1631-02429-1 Calc delta mag 0.57 Calc coord yes
Tycho2
Tycho2 1631-02429-1 Pflag RAmdeg 304.06040405 DEmdeg 15.12526734
PmRA 22.6 PmDE -3.8 E RAmdeg 107 E DEmdeg 118
E pmRA 3.1 E pmDE 3.1 EpRAm 1974.25 EpDEm 1969.66
Num 2 Q RAmdeg Q DEmdeg Q pmRA
Q pmDE BTmag 14.777 E BTmag 0.716 VTmag 12.518
E VTmag 0.244 Prox 999 TYC HIP
CCDM RAdeg 304.06034944 DEdeg 15.12527639 EpRA 1990 1.62
EpDE 1990 1.40 E RAdeg 119.5 E DEdeg 135.6 Posflg
Corr -0.2