20030-2040 DON 975

 
 
20h 02m 54.06s -20° 39' 25.3" P.A. 122.00 sep 0.9 mag 11.50,11.50
 
 
Coord 2000 20030-2040 Discov num DON 975 Comp Coord arcsec 2000 20 02 54.06 -20 39 25.3
Date first 1929 Date last 2015 Obs 3
Pa first 121 Pa last 121.6 P.A. Now (θ) 121.6°
Sep first 0.8 Sep last 0.941 Sep. Now (ρ) 0.941"
Mag pri 11.50 Mag sec 11.50 delta mag (ΔM) 0 Spectral class
Pri motion ra +003 Sec motion ra
Pri motion dec -018 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Sagittarius Gaia DR2 6866070994407109632
 
 
WDS 20030-2040 DON 975 : 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
20030-2040 DON 975 1941 2 122 0.8 11.50 11.50 200254.06-203925.3
20030-2040 DON 975 2015 3 122 0.9 11.50 11.50 200254.06-203925.3

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WDS 20030-2040 DON 975 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20030-2040 DON 975 : MEASURES
 
 
No records found.

 
 
WDS 20030-2040 : VIRTUAL EYEPIECE
 
 

20030-2040 DON 975A mag 11.5 20030-2040 DON 975B sep 0.9 P.A. 123.30 mag 11.5 virtual eyepiece
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Radius:
Components only
 
 
WDS 20030-2040 : ALADIN DSS IMAGE @ 20h 02m 54.06s -20° 39' 25.3"
 
 
 
 
WDS 20030-2040 DON 975 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20030-2040 DON 975 distance=0' 20029-2026 LDS 700 distance=13' 20020-2029 TDT1924 distance=17' 20049-2034 BRT1559 distance=30' 20023-2124 LDS4828 distance=47' 20068-2034 HU 759 distance=56' 20032-1940 KPP 620 distance=60' 19579-2056 ARA1575 distance=73' 20058-1939 DON 978 distance=74' 19597-1940 LDS4827 distance=75' 19575-2108 BRT1557 distance=82' 20031-2207 TDT1937 distance=88' 19567-2029 DON 973 distance=88' 19578-2132 CRI 25AB distance=89' 19578-2132 SKF 442AC distance=89' 20007-2204 KPP1108 distance=90' 20062-2159 UC 4084 distance=92' 19592-2155 LDS 697 distance=93' 20089-2122 BRT1560 distance=93' 20080-1939 KPP1032 distance=94' 20097-2022 SEE 409 distance=98' 20082-1934 BHA 36 distance=100' 19559-2103 ARA1573 distance=101' 20103-2030 BEU 21 distance=105' 20106-2055 AHD 14 distance=110' 20032-2229 BRT1558 distance=110' 19563-2138 LDS 694 distance=110' 19552-2021 HLD 36 distance=111' 20071-1905 RST3248 distance=112' 20102-1954 UC 4110 distance=113' 20091-1928 TDT2026 distance=114' 19598-1852 J 1767 distance=117' 20093-1925 HU 80 distance=118' 19574-1907 TDT1875 distance=121' 20103-2147 PRB 8 distance=124' 19548-1949 GWP2907 distance=125' 20070-1848 HJ 2928 distance=126' 19562-2206 BRT1556 distance=128' 20046-2247 TDT1953 distance=130' 19537-2022 UC 4046 distance=131' 20104-1923 HDS2873 distance=131' 19587-2237 TDS1029 distance=132' 19536-2048 LDS4822 distance=132' 19535-2054 ARA1572 distance=133' 20097-2216 BRT1561 distance=136' 19541-1930 ARA 793 distance=143' 19531-2126 HJ 2902 distance=145' 20032-1815 RST3246 distance=145' 20061-2258 ARA2269 distance=146' 20088-2242 WHC 18 distance=148' 20134-1953 ARA1203 distance=155' 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 20030-2040 DON 975 122 0.9
Show 20029-2026 LDS 700 129 12.6 13
Show 20020-2029 TDT1924 243 0.9 17
Show 20049-2034 BRT1559 268 4.9 30
Show 20023-2124 LDS4828 105 42.0 47
Show 20068-2034 HU 759 296 0.5 56
Show 20032-1940 KPP 620 355 5.7 60
Show 19579-2056 ARA1575 344 10.5 73
Show 20058-1939 DON 978 106 0.5 74
Show 19597-1940 LDS4827 253 15.1 75
Show 19575-2108 BRT1557 190 2.8 82
Show 20031-2207 TDT1937 131 1.1 88
Show 19567-2029 DON 973 348 4.3 88
Show 19578-2132 CRI 25 AB 3 10.3 89
Show 19578-2132 SKF 442 AC 333 3.8 89
Show 20007-2204 KPP1108 355 8.8 90
Show 20062-2159 UC 4084 284 44.4 92
Show 19592-2155 LDS 697 315 41.7 93
Show 20089-2122 BRT1560 138 4.5 93
Show 20080-1939 KPP1032 302 8.3 94
Show 20097-2022 SEE 409 31 5.1 98
Show 20082-1934 BHA 36 343 3.2 100
Show 19559-2103 ARA1573 207 8.9 101
Show 20103-2030 BEU 21 43 0.2 105
Show 20106-2055 AHD 14 100 10.2 110
Show 20032-2229 BRT1558 113 4.1 110
Show 19563-2138 LDS 694 212 10.2 110
Show 19552-2021 HLD 36 219 1.3 111
Show 20071-1905 RST3248 122 0.7 112
Show 20102-1954 UC 4110 269 39.9 113
Show 20091-1928 TDT2026 198 1.7 114
Show 19598-1852 J 1767 173 7.6 117
Show 20093-1925 HU 80 6 2.5 118
Show 19574-1907 TDT1875 255 0.6 121
Show 20103-2147 PRB 8 201 999.9 124
Show 19548-1949 GWP2907 141 108.3 125
Show 20070-1848 HJ 2928 311 13.5 126
Show 19562-2206 BRT1556 35 3.5 128
Show 20046-2247 TDT1953 253 0.4 130
Show 19537-2022 UC 4046 106 64.0 131
Show 20104-1923 HDS2873 226 0.1 131
Show 19587-2237 TDS1029 239 1.3 132
Show 19536-2048 LDS4822 267 45.3 132
Show 19535-2054 ARA1572 255 9.0 133
Show 20097-2216 BRT1561 338 2.9 136
Show 19541-1930 ARA 793 246 11.7 143
Show 19531-2126 HJ 2902 31 16.2 145
Show 20032-1815 RST3246 348 1.6 145
Show 20061-2258 ARA2269 221 11.2 146
Show 20088-2242 WHC 18 312 20.8 148
Show 20134-1953 ARA1203 238 10.1 155

 
 
WDS 20030-2040 : COMPONENTS
 
 
  A
B pa=123.3°
sep=0.90"
 
 
20030-2040 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 200254.06-203925.3 Mag 11.5 PmRA 3.00
PmDE -18.0
 
 
20030-2040 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 200254.11-203925.8 Mag 11.5 Calc coord yes