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Doubles in session


Current system
00045+8907
SKF 974


Nearby doubles
44' : 00220+8824
LOC 120

74' : 00062+8753
HDS 8

173' : 00182+8615
WRS 4

186' : 00101+8601
FAL 1

219' : 00101+8529
SKF 518

257' : 00155+8450
LOC 130

299' : 00101+8409
LOC 129



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

00045+8907 SKF 974

 
 
00h 04m 28.06s +89° 07' 06.4" P.A. 172.00 sep 12.9 mag 10.40,16.20 Sp G5V
 
 
Coord 2000 00045+8907 Discov num SKF 974 Comp Coord arcsec 2000 00 04 28.06 +89 07 06.4
Date first 1988 Date last 2016 Obs 9
Pa first 173 Pa last 172.3 P.A. Now (θ) 172.3°
Sep first 12.7 Sep last 12.899 Sep. Now (ρ) 12.899"
Mag pri 10.40 Mag sec 16.20 delta mag (ΔM) 5.8 Spectral class G5V (yellow)
Pri motion ra -039 Sec motion ra
Pri motion dec +022 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Ursa Minor Gaia DR2 576317235972793344
 
 
WDS 00045+8907 SKF 974 : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
discov author
SKF Skiff, B.A.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
00045+8907 SKF 974 2002 3 174 12.7 10.40 16.20 G5V +89 143 000428.06+890706.4
00045+8907 SKF 974 2015 4 172 12.9 10.40 16.20 G5V +89 143 000428.06+890706.4
00045+8907 SKF 974 2016 9 172 12.9 10.40 16.20 G5V +89 143 000428.06+890706.4

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

 
 
WDS 00045+8907 SKF 974 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 00045+8907 SKF 974 : MEASURES
 
 
No records found.

 
 
WDS 00045+8907 : VIRTUAL EYEPIECE
 
 

00045+8907 SKF 974A mag 10.4 Sp G5V 00045+8907 SKF 974B sep 12.9 P.A. 172.30 mag 16.2 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 00045+8907 : ALADIN DSS IMAGE @ 00h 04m 28.06s +89° 07' 06.4"
 
 
 
 
WDS 00045+8907 SKF 974 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

00045+8907 SKF 974 distance=0' 00220+8824 LOC 120 distance=44' 00062+8753 HDS 8 distance=74' 00182+8615 WRS 4 distance=173' 00101+8601 FAL 1 distance=186' 00101+8529 SKF 518 distance=219' 00155+8450 LOC 130 distance=257' 00101+8409 LOC 129 distance=299' 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 00045+8907 SKF 974 172 12.9 0
Show 00220+8824 LOC 120 164 2.2 44
Show 00062+8753 HDS 8 309 0.4 74
Show 00182+8615 WRS 4 54 4.5 173
Show 00101+8601 FAL 1 109 12.9 186
Show 00101+8529 SKF 518 274 16.6 219
Show 00155+8450 LOC 130 202 8.8 257
Show 00101+8409 LOC 129 211 40.1 299

 
 
WDS 00045+8907 : COMPONENTS
 
 
  A
B pa=172.3°
sep=12.90"
 
 
00045+8907 A
 
 
Coord arcsec 2000 000428.06+890706.4 Mag 10.4 Spectral class G5V (yellow) PmRA -39.00
PmDE 22.0
 
 
00045+8907 B
 
 
Coord arcsec 2000 000435.55+890653.6 Mag 16.2 Delta magnitude 5.8 Coordinate calculated yes