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Doubles in session


Current system
20270-2023
DON 986


Nearby doubles
31' : 20283-2048
CVR 870

49' : 20242-1956
ARA1208

50' : 20292-1943
GWP2958

53' : 20248-1943
HDS2919

57' : 20305-1955
OCC 190

58' : 20310-2039
BRT2231

59' : 20229-2019
TDT2224

60' : 20246-2111
B 1893

61' : 20289-1928
SHN 245

67' : 20224-2014
ARG 38AB

68' : 20253-2128
ARA1581

72' : 20320-2006
ARA1209

74' : 20274-1909
B 2485

76' : 20221-2052
UC 4159

84' : 20217-2100
BRT1563

87' : 20209-2027
ARA1207

90' : 20232-2135
ARA1580

91' : 20333-2004
B 492

93' : 20268-1851
HU 586

94' : 20253-2154
ARA1929

94' : 20245-2150
ARA1927

95' : 20334-2054
HDS2937

98' : 20209-1939
BU 662AB

98' : 20234-1902
ARA 799

99' : 20330-2117
ARA1582

101' : 20342-2024
BHA 40



Selections
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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20270-2023 DON 986

 
 
20h 27m 03.16s -20° 23' 32.7" P.A. 127.00 sep 0.6 mag 11.20,11.60
 
 
Coord 2000 20270-2023 Discov num DON 986 Comp Coord arcsec 2000 20 27 03.16 -20 23 32.7
Date first 1929 Date last 1950 Obs 4
Pa first 131 Pa last 127.2 P.A. Now (θ) 127.2°
Sep first 0.6 Sep last 0.62 Sep. Now (ρ) 0.62"
Mag pri 11.20 Mag sec 11.60 delta mag (ΔM) 0.4 Spectral class
Pri motion ra +106 Sec motion ra
Pri motion dec -007 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Capricornus Tycho2 6337-00047-1
 
 
WDS 20270-2023 DON 986 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Don1937 Ma j Donner, H.F. 1937MmRAS..65...51R
Don1937 MemRAS 65, 51, 1937
Don1955 Ma - Donner, H.F. 1955POMic..11....1R
Don1955 Pub. Univ. Michigan Obs. 11, 1, 1955
Don1964 Ma j Donner, H.F. 1964POMic...9...73R
Don1964 Pub. Univ. Michigan Obs. 9, 73, 1964
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20270-2023 DON 986 1950 4 127 0.6 11.20 11.60 202703.16-202332.7

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

 
 
WDS 20270-2023 DON 986 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20270-2023 DON 986 : MEASURES
 
 
No records found.

 
 
WDS 20270-2023 : VIRTUAL EYEPIECE
 
 

20270-2023 DON 986A mag 11.2 20270-2023 DON 986B sep 0.6 P.A. 129.00 mag 11.6 virtual eyepiece
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Radius:
Components only
 
 
WDS 20270-2023 : ALADIN DSS IMAGE @ 20h 27m 03.16s -20° 23' 32.7"
 
 
 
 
WDS 20270-2023 DON 986 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20270-2023 DON 986 distance=0' 20283-2048 CVR 870 distance=31' 20242-1956 ARA1208 distance=49' 20292-1943 GWP2958 distance=50' 20248-1943 HDS2919 distance=53' 20305-1955 OCC 190 distance=57' 20310-2039 BRT2231 distance=58' 20229-2019 TDT2224 distance=59' 20246-2111 B 1893 distance=60' 20289-1928 SHN 245 distance=61' 20224-2014 ARG 38AB distance=67' 20224-2014 ARG 38AC distance=67' 20224-2014 ARG 38BC distance=67' 20253-2128 ARA1581 distance=68' 20320-2006 ARA1209 distance=72' 20274-1909 B 2485 distance=74' 20221-2052 UC 4159 distance=76' 20217-2100 BRT1563 distance=84' 20209-2027 ARA1207 distance=87' 20232-2135 ARA1580 distance=90' 20333-2004 B 492 distance=91' 20268-1851 HU 586 distance=93' 20253-2154 ARA1929 distance=94' 20245-2150 ARA1927 distance=94' 20334-2054 HDS2937 distance=95' 20209-1939 BU 662AB distance=98' 20234-1902 ARA 799 distance=98' 20209-1939 BU 662BC distance=98' 20330-2117 ARA1582 distance=99' 20342-2024 BHA 40 distance=101' 20244-2158 BRT1564 distance=102' 20293-1847 ARA 800 distance=103' 20219-1909 ARA 797 distance=105' 20345-2008 B 493 distance=107' 20325-2142 SEE 420 distance=110' 20199-2112 TDT2176 distance=112' 20217-2149 ARA1924 distance=114' 20204-1919 WSP 68AB distance=115' 20204-1919 WSP 68AC distance=115' 20204-1919 WSP 68AD distance=115' 20204-1919 WSP 68AE distance=115' 20252-2215 ARA1928 distance=115' 20219-2153 LDS 709 distance=115' 20220-1854 DON1119 distance=115' 20299-1835 SHJ 324AB distance=116' 20194-1942 ARA1206 distance=117' 20311-1842 LDS4847 distance=118' 20354-2037 ARA1212 distance=119' 20191-1947 BHA 38 distance=119' 20289-2220 DON 987 distance=120' 20224-1841 B 479 distance=122' 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 20270-2023 DON 986 127 0.6
Show 20283-2048 CVR 870 313 29.2 31
Show 20242-1956 ARA1208 307 12.9 49
Show 20292-1943 GWP2958 276 49.3 50
Show 20248-1943 HDS2919 277 0.1 53
Show 20305-1955 OCC 190 -1 0.1 57
Show 20310-2039 BRT2231 84 3.0 58
Show 20229-2019 TDT2224 272 0.4 59
Show 20246-2111 B 1893 58 2.3 60
Show 20289-1928 SHN 245 -1 0.1 61
Show 20224-2014 ARG 38 AB 295 17.7 67
Show 20224-2014 ARG 38 AC 225 40.2 67
Show 20224-2014 ARG 38 BC 199 38.0 67
Show 20253-2128 ARA1581 142 14.9 68
Show 20320-2006 ARA1209 278 5.8 72
Show 20274-1909 B 2485 116 1.8 74
Show 20221-2052 UC 4159 334 6.6 76
Show 20217-2100 BRT1563 154 6.2 84
Show 20209-2027 ARA1207 237 9.4 87
Show 20232-2135 ARA1580 202 6.6 90
Show 20333-2004 B 492 91 3.1 91
Show 20268-1851 HU 586 118 0.6 93
Show 20253-2154 ARA1929 303 7.7 94
Show 20245-2150 ARA1927 196 8.4 94
Show 20334-2054 HDS2937 333 0.3 95
Show 20209-1939 BU 662 AB 4 125.2 98
Show 20234-1902 ARA 799 304 6.6 98
Show 20209-1939 BU 662 BC 297 2.2 98
Show 20330-2117 ARA1582 7 8.2 99
Show 20342-2024 BHA 40 77 7.2 101
Show 20244-2158 BRT1564 113 2.7 102
Show 20293-1847 ARA 800 112 14.3 103
Show 20219-1909 ARA 797 46 5.1 105
Show 20345-2008 B 493 285 1.0 107
Show 20325-2142 SEE 420 84 1.6 110
Show 20199-2112 TDT2176 224 2.5 112
Show 20217-2149 ARA1924 185 14.3 114
Show 20204-1919 WSP 68 AB 120 13.1 115
Show 20204-1919 WSP 68 AC 189 21.3 115
Show 20204-1919 WSP 68 AD 310 21.4 115
Show 20204-1919 WSP 68 AE 49 23.1 115
Show 20252-2215 ARA1928 109 6.5 115
Show 20219-2153 LDS 709 169 41.0 115
Show 20220-1854 DON1119 198 5.1 115
Show 20299-1835 SHJ 324 AB 238 22.0 116
Show 20194-1942 ARA1206 10 11.6 117
Show 20311-1842 LDS4847 23 2.9 118
Show 20354-2037 ARA1212 38 12.4 119
Show 20191-1947 BHA 38 102 3.2 119
Show 20289-2220 DON 987 77 5.7 120
Show 20224-1841 B 479 117 2.3 122

 
 
WDS 20270-2023 : COMPONENTS
 
 
  A
B pa=129.0°
sep=0.60"
 
 
20270-2023 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 202703.16-202332.7 Mag 11.2 PmRA 106.00
PmDE -7.0 Tycho2 6337-00047-1
Tycho2
Tycho2 6337-00047-1 Pflag RAmdeg 306.76317684 DEmdeg -20.39242189
PmRA 105.9 PmDE -6.5 E RAmdeg 34 E DEmdeg 46
E pmRA 2.7 E pmDE 2.9 EpRAm 1989.41 EpDEm 1987.67
Num 3 Q RAmdeg 0.5 Q DEmdeg 0.7 Q pmRA 0.5
Q pmDE 0.7 BTmag 11.227 E BTmag 0.069 VTmag 10.582
E VTmag 0.057 Prox 999 TYC T HIP
CCDM RAdeg 306.76291778 DEdeg -20.39240639 EpRA 1990 1.75
EpDE 1990 1.46 E RAdeg 35.0 E DEdeg 47.0 Posflg
Corr -0.1
 
 
20270-2023 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 202703.19-202333.1 Mag 11.6 Calc delta mag 0.4
Calc coord yes