20578-7217 B 1389 (HD 198780)

 
 
20h 57m 47.03s -72° 17' 17.6" P.A. 28.00 sep 3.2 mag 9.48,11.68 Sp G3V dist. 84.1 pc (274.33 l.y.)
 
 
Coord 2000 20578-7217 Discov num B  1389 Comp Coord arcsec 2000 20 57 47.03 -72 17 17.6
Date first 1930 Date last 2016 Obs 5
Pa first 27 Pa last 27.6 P.A. Now (θ) 27.6°
Sep first 3.4 Sep last 3.22 Sep. Now (ρ) 3.22"
Mag pri 9.48 Mag sec 11.68 delta mag (ΔM) 2.2 Spectral class G3V (yellow)
Pri motion ra +005 Sec motion ra +019
Pri motion dec -002 Sec motion dec +016
Notes
rPM=0.918
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 198780 Constellation Pavo HIP 103470 Tycho2 9329-00863-1
Gaia DR2 6373349047671349888 HD 198780 CP CP-72 2571 Distance 84.1
Distance ly 274.33
 
 
WDS 20578-7217 B 1389 (HD 198780) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
B__1921a orb - van den Bos, W.H. 1921MNRAS..81..474V
B__1921a MNRAS 81, 474, 1921
B__1921b orb - van den Bos, W.H. .
B__1921b Proc. Amsterdam Acad. 30, 72, 1921
B__1923a Po j van den Bos, W.H. 1923BAN.....1..193V
B__1923a BAN 1, 193, 1923
B__1923b orb - van den Bos, W.H. 1923BAN.....2...25V
B__1923b BAN 2, 25, 1923
B__1923c orb - van den Bos, W.H. 1923BAN.....2...29V
B__1923c BAN 2, 29, 1923
B__1925a Ma j van den Bos, W.H. 1925AnLei..143...1V
B__1925a Ann. Leiden Obs. 14, Pt.3, 1925
B__1925b Ma j van den Bos, W.H. 1925BAN.....2..197V
B__1925b +Po BAN 2, 197, 1925
B__1926a orb - van den Bos, W.H. 1926BAN.....3..127V
B__1926a BAN 3, 127, 1926
B__1926b orb - van den Bos, W.H. 1926BAN.....3..128V
B__1926b BAN 3, 128, 1926
B__1927a orb - van den Bos, W.H. 1927BAN.....3..261V
B__1927a BAN 3, 261, 1927
B__1927b - van den Bos, W.H. 1927BAN.....4...45V
B__1927b BAN 4, 45, 1927
B__1927b (4th list of new southern double stars; precise measures in later references)
B__1927c Ma - van den Bos, W.H. 1927BAN.....4..109V
B__1927c BAN 4, 109, 1927
B__1927c (5th list of new southern double stars; precise measures in later references)
B__1927D Ma - van den Bos, W.H. 1927sdsc.book......
B__1927D cited in SDS (Southern Double Star Cat.), 1927
B__1928a Ma - van den Bos, W.H. 1928BAN.....4..235V
B__1928a BAN 4, 235, 1928
B__1928a (6th list of new southern double stars; precise measures in later references)
B__1928b Ma j van den Bos, W.H. 1928AnLei..144...1V
B__1928b Ann. Leiden Obs. 14, Pt.4, 1928
B__1928c Ma - van den Bos, W.H. 1928MNRAS..88..488F
B__1928c MNRAS 88, 488, 1928
B__1928d Ma j van den Bos, W.H. 1928CiUO...78...13V
B__1928d Union Obs. Johannesburg Circ. 78, 13, 1928
B__1928e orb - van den Bos, W.H. .
B__1928e Mem. Copenhagen Acad. 12, 2, 1928
B__1929a Ma j van den Bos, W.H. 1929CiUO...80...59V
B__1929a Union Obs. Johannesburg Circ. 80, 59, 1929
B__1929b orb - van den Bos, W.H. 1929CiUO...79...49V
B__1929b Union Obs. Johannesburg Circ. 79, 49, 1929
B__1929c Ma - van den Bos, W.H. 1929BAN.....5..125V
B__1929c BAN 5, 125, 1929
B__1930a Ma j van den Bos, W.H. 1930CiUO...83..135V
B__1930a Union Obs. Johannesburg Circ. 83, 135, 1930
B__1930b Ma - van den Bos, W.H. 1930BAN.....5..179V
B__1930b BAN 5, 179, 1930
B__1930c Ma - van den Bos, W.H. 1930BAN.....5..183V
B__1930c BAN 5, 183, 1930
B__1931a Ma - van den Bos, W.H. 1931MNRAS..92...19F
B__1931a MNRAS 92, 19, 1931
B__1931b Ma - van den Bos, W.H. 1931CiUO...85..183V
B__1931b Union Obs. Johannesburg Circ. 85, 183, 1931
B__1932a Ma j van den Bos, W.H. 1932CiUO...87..273V
B__1932a Union Obs. Johannesburg Circ. 87, 273, 1932
B__1932b Ma j van den Bos, W.H. 1932CiUO...88..324V
B__1932b Union Obs. Johannesburg Circ. 88, 324, 1932
B__1932C Ma - van den Bos, W.H. 1932QB821.A43......
B__1932C cited in ADS (Aitken Double Star Cat.), 1932
B__1933a Ma - van den Bos, W.H. 1933BAN.....7....1V
B__1933a BAN 7, 1, 1933
B__1933b J - van den Bos, W.H. 1933CiUO...90..379V
B__1933b Union Obs. Johannesburg Circ. 90, 379, 1933
B__1933c orb - van den Bos, W.H. 1933CiUO...90..388V
B__1933c Union Obs. Johannesburg Circ. 90, 388, 1933
B__1933d Ma j van den Bos, W.H. 1933CiUO...90..401V
B__1933d Union Obs. Johannesburg Circ. 90, 401, 1933
B__1934a Ma - van den Bos, W.H. 1934CiUO...92...61V
B__1934a Union Obs. Johannesburg Circ. 92, 61, 1934
B__1934b orb - van den Bos, W.H. 1934CiUO...92..102V
B__1934b Union Obs. Johannesburg Circ. 92, 102, 1934
B__1935a Ma j van den Bos, W.H. 1935CiUO...94..134V
B__1935a +J Union Obs. Johannesburg Circ. 93, 134, 1935
B__1935b orb - van den Bos, W.H. 1935CiUO...94..148V
B__1935b Union Obs. Johannesburg Circ. 94, 148, 1935
B__1935c Ma j van den Bos, W.H. 1935CiUO...94..149V
B__1935c Union Obs. Johannesburg Circ. 94, 149, 1935
B__1935D orb - van den Bos, W.H. 1935QB821.A3.......
B__1935D letter cited by Aitken, The Binary Stars, 1935
B__1936a orb - van den Bos, W.H. 1936CiUO...96..231V
B__1936a Union Obs. Johannesburg Circ. 96, 231, 1936
B__1936b Ma j van den Bos, W.H. 1936CiUO...96..234V
B__1936b Union Obs. Johannesburg Circ. 96, 234, 1936
B__1937a orb - van den Bos, W.H. 1937CiUO...98..341V
B__1937a Union Obs. Johannesburg Circ. 98, 341, 1937
B__1937b Ma - van den Bos, W.H. 1937CiUO...98..362V
B__1937b Union Obs. Johannesburg Circ. 98, 362, 1937
B__1938a orb - van den Bos, W.H. 1938CiUO...99..445V
B__1938a Union Obs. Johannesburg Circ. 99, 445, 1938
B__1938d orb - van den Bos, W.H. 1938CiUO..100..480V
B__1938d Union Obs. Johannesburg Circ. 100, 480, 1938
B__1938e Ma j van den Bos, W.H. 1938CiUO..100..481V
B__1938e Union Obs. Johannesburg Circ. 100, 481, 1938
B__1940 orb - van den Bos, W.H. 1940CiUO..102...49V
B__1940 Union Obs. Johannesburg Circ. 102, 49, 1940
B__1943A Ma - van den Bos, W.H. 1943AJ.....50..139A
B__1943A cited by Alden (1943 AJ 50, 139)
B__1941 orb - van den Bos, W.H. 1941CiUO..104...73V
B__1941 Union Obs. Johannesburg Circ. 104, 73, 1941
B__1945 orb - van den Bos, W.H. 1945AJ.....51..198V
B__1945 AJ 51, 198, 1945
B__1947 Ma - van den Bos, W.H. 1947CiUO..105..134V
B__1947 Union Obs. Johannesburg Circ. 105, 134, 1947
B__1947b Po j van den Bos, W.H. (in Voute et al.) 1947AnBos...6....3V
B__1947b Ann. Bosscha Obs. Lembang 6, Pt.3, C1, 1947
B__1948 Ma - van den Bos, W.H. 1948CiUO..107..259V
B__1948 Union Obs. Johannesburg Circ. 107, 259, 1948
B__1949a orb - van den Bos, W.H. 1949CiUO..108..310V
B__1949a Union Obs. Johannesburg Circ. 108, 310, 1949
B__1949b orb - van den Bos, W.H. 1949CiUO..108..311V
B__1949b Union Obs. Johannesburg Circ. 108, 311, 1949
B__1949c Ma j van den Bos, W.H. 1949CiUO..108..312V
B__1949c Union Obs. Johannesburg Circ. 108, 312, 1949
B__1950a orb - van den Bos, W.H. 1950CiUO..109..366V
B__1950a Union Obs. Johannesburg Circ. 109, 366, 1950
B__1950b orb - van den Bos, W.H. 1950CiUO..109..370V
B__1950b Union Obs. Johannesburg Circ. 109, 370, 1950
B__1950c Ma - van den Bos, W.H. 1950CiUO..109..371V
B__1950c Union Obs. Johannesburg Circ. 109, 371, 1950
B__1951a Ma j van den Bos, W.H. 1951CiUO..111...13V
B__1951a +J Union Obs. Johannesburg Circ. 111, 13, 1951
B__1951b orb - van den Bos, W.H. 1951CiUO..111...11V
B__1951b Union Obs. Johannesburg Circ. 111, 11, 1951
B__1951c orb - van den Bos, W.H. 1951CiUO..112..143V
B__1951c Union Obs. Johannesburg Circ. 112, 143, 1951
B__1951d - van den Bos, W.H. 1951JO.....34...85V
B__1951d J. Obs. 34, 85, 1951
B__1953a Ma - van den Bos, W.H. 1953CiUO..113..185V
B__1953a Union Obs. Johannesburg Circ. 113, 185, 1953
B__1953b orb - van den Bos, W.H. 1953CiUO..113..209V
B__1953b Union Obs. Johannesburg Circ. 113, 209-219, 1953 1953MNSSA..12...19V
B__1953b (also MNASSA 12, 19, 1953; MNASSA 12, 57, 1953) 1953MNSSA..12...57V
B__1954 orb - van den Bos, W.H. 1954CiUO..114..235V
B__1954 Union Obs. Johannesburg Circ. 114, 235, 1954
B__1956a Ma - van den Bos, W.H. 1956CiUO..115..266V
B__1956a +J Union Obs. Johannesburg Circ. 115, 266, 1956
B__1956b orb - van den Bos, W.H. 1956CiUO..115..279V
B__1956b Union Obs. Johannesburg Circ. 115, 279-284, 1956
B__1956c orb - van den Bos, W.H. 1956MNSSA..15...39V
B__1956c MNASSA 15, 39, 1956
B__1957a orb - van den Bos, W.H. 1957CiUO..116..289V
B__1957a Union Obs. Johannesburg Circ. 116, 289-291, 1957
B__1957b Ma - van den Bos, W.H. 1957CiUO..116..291V
B__1957b Union Obs. Johannesburg Circ. 116, 291, 1957
B__1958 Ma - van den Bos, W.H. 1958AJ.....63...63V
B__1958 AJ 63, 63, 1958
B__1959a Mb j van den Bos, W.H. 1959ApJS....4...45V
B__1959a ApJS 4, 45, 1959
B__1959b orb - van den Bos, W.H. 1959JO.....42...79V
B__1959b J. Obs. 42, 79, 1959
B__1959c orb - van den Bos, W.H. 1959JO.....42...93V
B__1959c J. Obs. 42, 93, 1959
B__1959d Ma - van den Bos, W.H. 1959CiUO..118..308V
B__1959d Union Obs. Johannesburg Circ. 118, 308, 1959
B__1959e orb - van den Bos, W.H. 1959CiUO..118..311V
B__1959e Union Obs. Johannesburg Circ. 118, 311-312, 1959
B__1960a Ma - van den Bos, W.H. 1960CiUO..119..321V
B__1960a Union Obs. Johannesburg Circ. 119, 321, 1960
B__1960b Ma j van den Bos, W.H. 1960PYerO...9....1B
B__1960b +Mb Pub. Yerkes Obs. 9, pt. 1, 1960
B__1960c orb - van den Bos, W.H. 1960JO.....43..145V
B__1960c J. Obs. 43, 145, 1960
B__1960d orb - van den Bos, W.H. 1960JO.....43..152V
B__1960d J. Obs. 43, 152, 1960
B__1960e orb - van den Bos, W.H. 1960CiUO..119..359V
B__1960e Union Obs. Johannesburg Circ. 119, 339-340, 1960
B__1960f orb - van den Bos, W.H. 1960CiUO..119..341V
B__1960f Union Obs. Johannesburg Circ. 119, 341-343, 1960
B__1961a Ma - van den Bos, W.H. 1961CiUO..120..353V
B__1961a Union Obs. Johannesburg Circ. 120, 353, 1961
B__1961b orb - van den Bos, W.H. 1961CiUO..120..374V
B__1961b Union Obs. Johannesburg Circ. 120, 374-375, 1961
B__1961c orb - van den Bos, W.H. 1961CiUO..120..377V
B__1961c Union Obs. Johannesburg Circ. 120, 377-379, 1961
B__1961d orb - van den Bos, W.H. 1961CiUO..120..380V
B__1961d Union Obs. Johannesburg Circ. 120, 380-381, 1961
B__1961e orb - van den Bos, W.H. 1961PASP...74..201V
B__1961e PASP 74, 201, 1961
B__1962a Ma - van den Bos, W.H. 1962AJ.....67..141V
B__1962a AJ 67, 141, 1962
B__1962b orb - van den Bos, W.H. 1962AJ.....67..552V
B__1962b AJ 67, 552, 1962
B__1962c orb - van den Bos, W.H. 1962JO.....45...55V
B__1962c J. Obs. 45, 55, 1962
B__1962d Ma j van den Bos, W.H. 1962AJ.....67..555V
B__1962d AJ 67, 555, 1962
B__1963a Ma - van den Bos, W.H. 1963AJ.....68...57V
B__1963a AJ 68, 57, 1963
B__1963b Ma j van den Bos, W.H. 1963AJ.....68..582V
B__1963b AJ 68, 582, 1963
B__1964a orb - van den Bos, W.H. 1964ROCi..123...62V
B__1964a Republic Obs. Circ. 123, 62, 1964
B__1964b orb - van den Bos, W.H. 1964JO.....47...34V
B__1964b J. Obs. 47, 34, 1964
B__1965a Ma - van den Bos, W.H. 1965ROCi..124...70V
B__1965a Republic Obs. Circ. 124, 70, 1965
B__1965b orb - van den Bos, W.H. 1965ROCi..124...86V
B__1965b Republic Obs. Circ. 124, 86, 1965
B__1966a Ma - van den Bos, W.H. 1966ROCi..125...93V
B__1966a Republic Obs. Circ. 125, 93, 1966
B__1966b orb - van den Bos, W.H. 1966ROCi..125..112V
B__1966b Republic Obs. Circ. 125, 112, 1966
B__1966c orb - van den Bos, W.H. 1966ROCi..125..118V
B__1966c Republic Obs. Circ. 125, 118, 1966
B__1966d orb - van den Bos, W.H. 1966ROCi..125..119V
B__1966d Republic Obs. Circ. 125, 119-120, 1966
B__1967 Ma - van den Bos, W.H. 1967ROCi..126..127V
B__1967 Republic Obs. Circ. 126, 127, 1967
B__1967b orb - van den Bos, W.H. 1967JO.....13..119V
B__1967b J. Obs. 13, 119, 1967
B__1968 Ma - van den Bos, W.H. 1968ROCi..127..157V
B__1968 Republic Obs. Circ. 127, 157, 1968
B__9999 Ma - van den Bos, W.H. ...................
B__9999 Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20578-7217 B 1389 1991 3 27 3.3 9.48 11.68 G3V 205747.03-721717.6
20578-7217 B 1389 1998 4 27 3.2 9.48 11.68 G3V 205747.03-721717.6
20578-7217 B 1389 2016 5 28 3.2 9.48 11.68 G3V 205747.03-721717.6

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

 
 
WDS 20578-7217 B 1389 (HD 198780) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20578-7217 B 1389 (HD 198780) : MEASURES
 
 
No records found.

 
 
WDS 20578-7217 (HD 198780) : VIRTUAL EYEPIECE
 
 

20578-7217 B  1389A mag 9.48 Sp G3V 20578-7217 B  1389B sep 2.9 P.A. 9.00 mag 11.68 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.

Radius:
Components only
 
 
WDS 20578-7217 (HD 198780) : ALADIN DSS IMAGE @ 20h 57m 47.03s -72° 17' 17.6"
 
 
 
 
WDS 20578-7217 B 1389 (HD 198780) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


20578-7217  B  1389 distance=1' 20548-7248  TOI2193 distance=34' 21015-7128  UC 4362 distance=52' 20451-7226  RSS 553 distance=59' 20452-7159  HEI 281 distance=61' 20434-7218  TDT2498 distance=66' 21062-7316  HJ 5237 distance=71' 20429-7151  TDT2494 distance=74' 21094-7310  I   379AB distance=75' 21094-7310  HDO 305AB,C distance=75' 20442-7301  HEI 280 distance=75' 21127-7258  FIN 280 distance=79' 21007-7338  HEI 590 distance=82' 20508-7059  HDS2973 distance=85' 20553-7049  UC 4328 distance=90' 20390-7254  TDT2452 distance=92' 21086-7337  HEI 591 distance=93' 20472-7056  TDS1100 distance=96' 21042-7353  UC 4370 distance=100' 21089-7353  GLI 268 distance=107' 21175-7122  FIN 281 distance=108' 20587-7025  I   668BC distance=113' 20587-7025  HJ 5231A,BC distance=113' 20525-7412  TDT2596 distance=118' 21133-7035  TDT2835 distance=127' 21062-7426  UC 4380 distance=134' 20468-6948  KPP1680 distance=159' 21176-7434  UC 4432 distance=161' 20594-6936  UC 4352 distance=162' 20563-7500  UC 4337 distance=164' 21108-6946  HEI 282 distance=164' 20522-7519  HJ 5214 distance=183' 21014-7525  HJ 5230 distance=189' 21084-6914  DON1000 distance=191' 21092-7525  TDT2788 distance=194' 20417-7521  DUN 232 distance=196' 20551-7538  WIS 344 distance=201' 20449-6904  BRT2017 distance=204' 20452-6902  SKF 378 distance=206' 21150-7534  JSP 823 distance=210' 20489-6847  SHY 782 distance=215' 21059-6844  DON 998AB distance=217' 21059-6844  BAU  65AC distance=217' 21084-7559  I   257 distance=226' 21167-6838  TDT2879 distance=240' 20549-6810  UC 4322 distance=248' 21142-7633  TSN 196 distance=265' 20560-6748  TDT2639 distance=270' 21096-6754  LDS 732 distance=271' 21051-7649  UC 4374 distance=274' 20472-6749  DON 991 distance=274' grafico limitrofi
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Pass over with the mouse cursor to display the catalog designation.

Show name coord_2000 discov# comp pa sep dist(')
Show 20578-7217 B 1389 28 3.2 1
Show 20548-7248 TOI2193 124 1.9 34
Show 21015-7128 UC 4362 243 29.9 52
Show 20451-7226 RSS 553 304 18.3 59
Show 20452-7159 HEI 281 89 2.6 61
Show 20434-7218 TDT2498 13 0.8 66
Show 21062-7316 HJ 5237 274 5.9 71
Show 20429-7151 TDT2494 3 0.5 74
Show 21094-7310 I 379 AB 22 0.1 75
Show 21094-7310 HDO 305 AB,C 118 6.4 75
Show 20442-7301 HEI 280 104 0.8 75
Show 21127-7258 FIN 280 55 2.5 79
Show 21007-7338 HEI 590 257 0.4 82
Show 20508-7059 HDS2973 70 0.7 85
Show 20553-7049 UC 4328 210 47.5 90
Show 20390-7254 TDT2452 215 0.7 92
Show 21086-7337 HEI 591 5 0.2 93
Show 20472-7056 TDS1100 233 0.9 96
Show 21042-7353 UC 4370 258 10.4 100
Show 21089-7353 GLI 268 243 5.6 107
Show 21175-7122 FIN 281 265 2.9 108
Show 20587-7025 I 668 BC 333 1.0 113
Show 20587-7025 HJ 5231 A,BC 112 6.7 113
Show 20525-7412 TDT2596 164 0.8 118
Show 21133-7035 TDT2835 93 0.7 127
Show 21062-7426 UC 4380 83 72.7 134
Show 20468-6948 KPP1680 64 12.9 159
Show 21176-7434 UC 4432 185 9.0 161
Show 20594-6936 UC 4352 355 33.2 162
Show 20563-7500 UC 4337 203 79.7 164
Show 21108-6946 HEI 282 86 0.3 164
Show 20522-7519 HJ 5214 304 13.5 183
Show 21014-7525 HJ 5230 163 15.5 189
Show 21084-6914 DON1000 197 1.1 191
Show 21092-7525 TDT2788 155 2.2 194
Show 20417-7521 DUN 232 19 16.6 196
Show 20551-7538 WIS 344 111 484.9 201
Show 20449-6904 BRT2017 6 4.1 204
Show 20452-6902 SKF 378 245 42.0 206
Show 21150-7534 JSP 823 185 2.0 210
Show 20489-6847 SHY 782 107 999.9 215
Show 21059-6844 DON 998 AB 155 4.0 217
Show 21059-6844 BAU 65 AC 254 60.0 217
Show 21084-7559 I 257 313 1.9 226
Show 21167-6838 TDT2879 129 0.5 240
Show 20549-6810 UC 4322 10 16.8 248
Show 21142-7633 TSN 196 70 0.8 265
Show 20560-6748 TDT2639 325 0.9 270
Show 21096-6754 LDS 732 179 4.2 271
Show 21051-7649 UC 4374 329 49.2 274
Show 20472-6749 DON 991 76 2.3 274

 
 
WDS 20578-7217 : COMPONENTS
 
 
  A
B pa=9.0°
sep=2.89"
 
 
20578-7217 A
 
 
Componente originario normalizzato AB Name HD 198780 Coord arcsec 2000 205747.03-721717.6 Mag 9.48
Spectral class G3V (yellow) PmRA 5.00 PmDE -2.0 HIP 103470
Tycho2 9329-00863-1 HD 198780 CP CP-72 2571
Tycho2
Tycho2 9329-00863-1 Pflag RAmdeg 314.44596276 DEmdeg -72.28820902
PmRA 14.0 PmDE 11.3 E RAmdeg 11 E DEmdeg 11
E pmRA 1.4 E pmDE 1.4 EpRAm 1990.34 EpDEm 1990.30
Num 9 Q RAmdeg 0.8 Q DEmdeg 2.1 Q pmRA 0.9
Q pmDE 2.1 BTmag 10.227 E BTmag 0.023 VTmag 9.480
E VTmag 0.017 Prox 33 TYC T HIP 103470
CCDM A RAdeg 314.44585361 DEdeg -72.28823667 EpRA 1990 1.57
EpDE 1990 1.63 E RAdeg 11.3 E DEdeg 11.0 Posflg
Corr 0.1
Hipparcos
Catalog H HIP 103470 Proxy H RAhms 20 57 47.00
DEdms -72 17 17.7 Vmag 9.27 VarFlag R Vmag H
RAdeg 314.446 DEdeg -72.2882 AstroRef A Plx 12.52
CCDM 20578-7217 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 27 Rho 3.313 HD 198780 BD
CD CP CP-72 2571 Dm number -72 2571 VIred 0.69
SpType G3V R SpType Coord arcsec 2000 205747.00-721717.7
Hipparcos 2
HIP 103470 Sn 15 So 3 Nc 2
RArad 5.4881154122 DErad -1.261667756 Plx 11.89 PmRA 18.93
PmDE 17.51 E RArad 0.97 E DErad 0.99 E Plx 1.41
E pmRA 1.13 E pmDE 1.11 Hpmag 9.4015 E Hpmag 0.0029
SHp 0.028 VA 0 BV 0.5 E BV 0.495
VI 0.69
CCDM
Ccdm 20578-7217 RComp Comp A Note1
Note2 Discov num DRAs -1.21 DDEs -17.7
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.3 Sp G0 PmNote *
PmRA -2 PmDE 19 Dm number -72 2571 Cat1 CPD
Name2 Cat2 HD 198780 M HD
ADS BDS M ADS BDS N IDS IDS 20475S7240A
HIC 103470
 
 
20578-7217 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 205747.13-721714.7 Mag 11.68 PmRA 19.00
PmDE 16.0 Calc delta mag 2.2 Calc coord yes
CCDM
Ccdm 20578-7217 RComp Comp B Note1
Note2 Discov num B 1389 DRAs DDEs
R dRAs Year 1930 Theta 027 Rho 3.4
Obs 1 Vmag 11.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 20475S7240B
HIC 103470