stampa
Login

Saving a selection in a list is possibile.
Create your account here!


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
20180+1501
CHE 287


Nearby doubles
5' : 20182+1504
BPM2097

5' : 20177+1503
CHE 279

7' : 20177+1504
BPM2091

8' : 20179+1508
A 1669

9' : 20181+1452
BPM2096

9' : 20183+1508
BPM2098

10' : 20183+1509
CHE 294AB

12' : 20182+1511
A 1670

16' : 20190+1456
CHE 303

17' : 20169+1506
CHE 268AB

18' : 20186+1444
CHE 296

18' : 20181+1519
CHE 290

19' : 20172+1515
CHE 274AB

19' : 20175+1444
CHE 277

19' : 20172+1446
BPM2088

20' : 20179+1520
SMA 116

20' : 20178+1520
CHE 281

20' : 20167+1459
BPM2086

20' : 20185+1519
BPM2100

20' : 20190+1447
GWP2937

21' : 20178+1440
CHE 282

21' : 20173+1443
CHE 275

21' : 20194+1507
BPM2110

22' : 20188+1442
CHE 300

23' : 20167+1513
CHE 265

23' : 20164+1500
CHE 262



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20180+1501 CHE 287

 
 
20h 18m 00.58s +15° 00' 33.6" P.A. 134.00 sep 27.4 mag 13.50,14.27
 
 
Coord 2000
20180+1501
 Discov num
CHE 287
 Comp
Coord arcsec 2000
20 18 00.58 +15 00 33.6
Date first
1910
 Date last
2015
 Obs
11
Pa first
143
 Pa last
134
 P.A. Now (θ)
134°
Sep first
26.4
 Sep last
27.4
 Sep. Now (ρ)
27.4"
Mag pri
13.50
 Mag sec
14.27
 delta mag (ΔM)
0.77
 Spectral class
Pri motion ra
-002
 Sec motion ra
+022
Pri motion dec
-003
 Sec motion dec
+007
Notes
rPM=1.126
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
134.3
 Precise sep
27.385
 Constellation
Delphinus
 Gaia DR2
1805238216948607744
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20180+1501 CHE 287 2004 2 135 27.2 11.00 11.50 201800.53+150033.5
20180+1501 CHE 287 2008 3 135 27.3 11.00 11.50 201800.53+150033.5
20180+1501 CHE 287 2010 6 135 27.3 13.50 14.27 201800.58+150033.6
20180+1501 CHE 287 2015 7 134 27.4 13.50 14.27 201800.58+150033.6

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