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Doubles in session


Current system
20578-1749
DVG 47


Nearby doubles
22' : 20569-1731
OCC 351

30' : 20599-1750
ALD 120

41' : 21006-1740
HLD 165

47' : 21009-1732
OCC 607

52' : 20558-1707
JAY 1AB

60' : 21006-1705
HO 461

60' : 20550-1705
SKF2092

61' : 20595-1653
UC 4353

71' : 20537-1711
GWP3014

72' : 20533-1719
HLD 42

79' : 21033-1738
CVR 237

84' : 20593-1628
SKF2095

85' : 20569-1913
ARA 804

86' : 20589-1913
ARA 805

90' : 20557-1625
DAM 219

91' : 21040-1807
BU 1211

100' : 21016-1626
OCC1016

104' : 21049-1728
SHN 41

111' : 20522-1904
I 667

112' : 21008-1606
GWP3028

116' : 20519-1631
HJ 3001

117' : 20509-1851
GWP3005

119' : 20580-1948
DON 996

122' : 20493-1802
HJ 3000

123' : 20528-1610
BU 154

125' : 20526-1609
SPF 2



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.

20578-1749 DVG 47

 
 
20h 57m 49.28s -17° 49' 02.8" P.A. 343.00 sep 41.2 mag 16.40,17.10
 
 
Coord 2000 20578-1749 Discov num DVG  47 Comp Coord arcsec 2000 20 57 49.28 -17 49 02.8
Date first 1998 Date last 2016 Obs 4
Pa first 343 Pa last 343.1 P.A. Now (θ) 343.1°
Sep first 41.2 Sep last 41.194 Sep. Now (ρ) 41.194"
Mag pri 16.40 Mag sec 17.10 delta mag (ΔM) 0.7 Spectral class
Pri motion ra +006 Sec motion ra +008
Pri motion dec -051 Sec motion dec -051
Notes
rPM=0.039 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Capricornus Gaia DR2 6881903923189315968
 
 
WDS 20578-1749 DVG 47 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
DVG2015a C w del Valle Gonzalez, M.J. 2015OED....15...82V
DVG2015a +E+ El Observador de Estrellas Dobles, Issue #15, 82, 2015
DVG2015a +P
DVG2015b C w del Valle Gonzalez, M.J. 2015OED....15...87V
DVG2015b +E+ El Observador de Estrellas Dobles, Issue #15, 87, 2015
DVG2015b +P
DVG2016a P j del Valle Gonzalez, M.J. 2016OED....17...38V
DVG2016a +E+ El Observador de Estrellas Dobles, Issue #17, 38, 2016
DVG2016b P j del Valle Gonzalez, M.J. 2016OED....17...44V
DVG2016b +E+ El Observador de Estrellas Dobles, Issue #17, 44, 2016
DVG2016c Es - del Valle Gonzalez, M.J. & Rica, F. 2016IAUDS.190...12D
DVG2016c +E2 Inf. Circ. 190, 12, 2016
DVG2018 P j del Valle Gonzalez, M.J. 2018OED....21...60V
DVG2018 +E+ El Observador de Estrellas Dobles, Issue #21, 60, 2018
DVG2020 P+ j del Valle Gonzalez, M.J. 2020OED....24...44V
DVG2020 +E+ El Observador de Estrellas Dobles, Issue #24, 44, 2020
DVG2020 +C
DVG2020b P+ j del Valle Gonzalez, M.J. 2020OED....25...54V
DVG2020b +E+ El Observador de Estrellas Dobles, Issue #25, 54, 2020
DVG2020b +C
DVG2021a P+ j del Valle Gonzalez, M.J. 2021OED....27...56V
DVG2021a +E+ El Observador de Estrellas Dobles, Issue #27, 56, 2021
DVG2021a +C
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20578-1749 DVG 47 2000 2 343 41.1 16.40 17.10 205749.28-174902.8
20578-1749 DVG 47 2012 2 343 41.1 16.40 17.10 205749.28-174902.8
20578-1749 DVG 47 2015 3 343 41.2 16.40 17.10 205749.28-174902.8
20578-1749 DVG 47 2016 4 343 41.2 16.40 17.10 205749.28-174902.8

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

 
 
WDS 20578-1749 DVG 47 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20578-1749 DVG 47 : MEASURES
 
 
No records found.

 
 
WDS 20578-1749 : VIRTUAL EYEPIECE
 
 

20578-1749 DVG 47A mag 16.4 20578-1749 DVG 47B sep 41.0 P.A. 343.90 mag 17.1 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20578-1749 : ALADIN DSS IMAGE @ 20h 57m 49.28s -17° 49' 02.8"
 
 
 
 
WDS 20578-1749 DVG 47 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20578-1749 DVG 47 distance=0' 20569-1731 OCC 351 distance=22' 20599-1750 ALD 120 distance=30' 21006-1740 HLD 165 distance=41' 20558-1707 JAY 2CD distance=46' 21009-1732 OCC 607 distance=47' 20558-1707 JAY 1AB distance=52' 20558-1707 TOK 343AC distance=52' 21006-1705 HO 461 distance=60' 20550-1705 SKF2092 distance=60' 20595-1653 UC 4353 distance=61' 20537-1711 GWP3014 distance=71' 20533-1719 HLD 42 distance=72' 21033-1738 CVR 237 distance=79' 20593-1628 SKF2095 distance=84' 20569-1913 ARA 804 distance=85' 20589-1913 ARA 805 distance=86' 20557-1625 DAM 219 distance=90' 21040-1807 BU 1211 distance=91' 21016-1626 OCC1016 distance=100' 21049-1728 SHN 41 distance=104' 20522-1904 I 667 distance=111' 21008-1606 GWP3028 distance=112' 20519-1631 HJ 3001 distance=116' 20509-1851 GWP3005 distance=117' 20580-1948 DON 996 distance=119' 20493-1802 HJ 3000 distance=122' 20528-1610 BU 154 distance=123' 20526-1609 SPF 2 distance=125' 20557-1547 GWP3018 distance=126' 21047-1630 KPP 483 distance=126' 21066-1727 GWP3036 distance=127' 20571-1539 SKF2093 distance=131' 21065-1844 UC 4381 distance=136' 20484-1812 OCC9211EF distance=136' 20484-1812 S 763AB distance=136' 20484-1812 S 763AC distance=136' 21029-1945 ARA1222 distance=137' 20484-1812 S 763CD distance=138' 20494-1638 RST3269 distance=141' 21025-1544 GWP3030 distance=143' 20560-2014 UC 4334 distance=148' 21035-1953 GWP3032 distance=148' 21044-1951 FIN 328 distance=154' 21026-1528 OCC1013 distance=157' 20474-1837 HJ 2995 distance=157' 20531-2013 ARA1220 distance=159' 20594-2027 OCC 668 distance=160' 21080-1859 B 516 distance=162' 20598-2028 TOK 370 distance=162' 20538-1516 UC 4320 distance=164' 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 20578-1749 DVG 47 343 41.2
Show 20569-1731 OCC 351 -1 0.2 22
Show 20599-1750 ALD 120 120 3.7 30
Show 21006-1740 HLD 165 172 8.2 41
Show 20558-1707 JAY 2 CD 141 2.2 46
Show 21009-1732 OCC 607 -1 -1.0 47
Show 20558-1707 JAY 1 AB 324 1.1 52
Show 20558-1707 TOK 343 AC 138 324.9 52
Show 21006-1705 HO 461 229 3.0 60
Show 20550-1705 SKF2092 68 8.3 60
Show 20595-1653 UC 4353 143 15.1 61
Show 20537-1711 GWP3014 264 9.5 71
Show 20533-1719 HLD 42 44 1.3 72
Show 21033-1738 CVR 237 306 71.9 79
Show 20593-1628 SKF2095 14.4 84
Show 20569-1913 ARA 804 71 17.0 85
Show 20589-1913 ARA 805 62 6.6 86
Show 20557-1625 DAM 219 117 8.2 90
Show 21040-1807 BU 1211 336 0.9 91
Show 21016-1626 OCC1016 -1 0.1 100
Show 21049-1728 SHN 41 46 0.1 104
Show 20522-1904 I 667 342 2.7 111
Show 21008-1606 GWP3028 345 14.1 112
Show 20519-1631 HJ 3001 241 6.6 116
Show 20509-1851 GWP3005 351 7.4 117
Show 20580-1948 DON 996 301 5.6 119
Show 20493-1802 HJ 3000 251 33.4 122
Show 20528-1610 BU 154 61 3.0 123
Show 20526-1609 SPF 2 124 0.1 125
Show 20557-1547 GWP3018 249 15.2 126
Show 21047-1630 KPP 483 76 3.9 126
Show 21066-1727 GWP3036 97 65.9 127
Show 20571-1539 SKF2093 197 16.6 131
Show 21065-1844 UC 4381 111 34.5 136
Show 20484-1812 OCC9211 EF 46 0.6 136
Show 20484-1812 S 763 AB 293 15.8 136
Show 20484-1812 S 763 AC 177 542.3 136
Show 21029-1945 ARA1222 251 13.1 137
Show 20484-1812 S 763 CD 333 9.1 138
Show 20494-1638 RST3269 71 2.1 141
Show 21025-1544 GWP3030 37 56.1 143
Show 20560-2014 UC 4334 272 31.9 148
Show 21035-1953 GWP3032 55 31.8 148
Show 21044-1951 FIN 328 261 0.3 154
Show 21026-1528 OCC1013 -1 0.0 157
Show 20474-1837 HJ 2995 283 29.0 157
Show 20531-2013 ARA1220 187 6.7 159
Show 20594-2027 OCC 668 -1 0.0 160
Show 21080-1859 B 516 344 1.9 162
Show 20598-2028 TOK 370 0.1 162
Show 20538-1516 UC 4320 156 10.3 164

 
 
WDS 20578-1749 : COMPONENTS
 
 
  A
B pa=343.9°
sep=41.03"
 
 
20578-1749 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 205749.28-174902.8 Mag 16.4 PmRA 6.00
PmDE -51.0
 
 
20578-1749 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 205748.48-174823.4 Mag 17.1 PmRA 8.00
PmDE -51.0 Calc delta mag 0.7 Calc coord yes