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Current system
21175-7122
FIN 281
HD 201997


Nearby doubles
28' : 21201-7057
KPP4233

29' : 21220-7141
NSN 433

46' : 21253-7148
HJ 5260

52' : 21133-7035
TDT2835

64' : 21307-7121
GLI 270

72' : 21303-7200
HEI 595

77' : 21015-7128
UC 4362

80' : 21335-7148
KPP1573

87' : 21265-7008
FIN 282

100' : 21127-7258
FIN 280

100' : 21346-7027
TDT3039

102' : 21108-6946
HEI 282

103' : 21375-7049
HEI 409

108' : 20578-7217
B 1389

112' : 21324-6958
TDT3020

115' : 21094-7310
I 379AB

119' : 21180-7321
UC 4434

119' : 21214-6924
DON1005

127' : 21062-7316
HJ 5237

135' : 21263-7330
HEI 594

136' : 21084-6914
DON1000

140' : 20594-6936
UC 4352

142' : 21086-7337
HEI 591

143' : 21265-7338
DEA 16

147' : 21328-7332
HJ 5268

156' : 21089-7353
GLI 268



Selections
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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.

21175-7122 FIN 281 (HD 201997)

 
 
21h 17m 33.14s -71° 21' 38.3" P.A. 265.00 sep 2.9 mag 9.39,11.60 Sp G0V
 
 
Coord 2000 21175-7122 Discov num FIN 281 Comp Coord arcsec 2000 21 17 33.14 -71 21 38.3
Date first 1931 Date last 2015 Obs 3
Pa first 264 Pa last 265.4 P.A. Now (θ) 265.4°
Sep first 2.7 Sep last 2.907 Sep. Now (ρ) 2.907"
Mag pri 9.39 Mag sec 11.60 delta mag (ΔM) 2.21 Spectral class G0V (yellow)
Pri motion ra +049 Sec motion ra
Pri motion dec -083 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 201997 Constellation Pavo Tycho2 9330-00674-1 Gaia DR2 6371959299334828928
HD 201997
 
 
WDS 21175-7122 FIN 281 (HD 201997) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Fin1926 orb - Finsen, W.S. 1926CiUO...68..343F
Fin1926 Union Obs. Johannesburg Circ. 68, 343, 1926
Fin1927A Ma - Finsen, W.S. 1927sdsc.book......
Fin1927A cited in SDS (Southern Double Star Catalog), 1927
Fin1928a Ma - Finsen, W.S. 1928CiUO...78...35F
Fin1928a Union Obs. Johannesburg Circ. 78, 35, 1928
Fin1928b Ma - Finsen, W.S. 1928MNRAS..88..488F
Fin1928b MNRAS 88, 488, 1928
Fin1929a Ma j Finsen, W.S. 1929CiUO...80...85F
Fin1929a Union Obs. Johannesburg Circ. 80, 85, 1929
Fin1929b Ma - Finsen, W.S. 1929CiUO...80...99F
Fin1929b Union Obs. Johannesburg Circ. 80, 99, 1929
Fin1929c orb - Finsen, W.S. 1929CiUO...81..112F
Fin1929c Union Obs. Johannesburg Circ. 81, 112, 1929
Fin1931 Ma - Finsen, W.S. 1931MNRAS..92...19F
Fin1931 MNRAS 92, 19, 1931
Fin1932a Ma j Finsen, W.S. 1932CiUO...86..237F
Fin1932a Union Obs. Johannesburg Circ. 86, 237, 1932
Fin1932b orb - Finsen, W.S. 1932CiUO...86..259F
Fin1932b Union Obs. Johannesburg Circ. 86, 259, 1932
Fin1932c orb - Finsen, W.S. 1932CiUO...88..319F
Fin1932c Union Obs. Johannesburg Circ. 88, 319, 1932
Fin1933 J - Finsen, W.S. 1933CiUO...90..379F
Fin1933 Union Obs. Johannesburg Circ. 90, 379, 1933
Fin1934a - Finsen, W.S. 1934CiUO...91...23F
Fin1934a Union Obs. Johannesburg Circ. 91, 23-30, 1934
Fin1934b Ma j Finsen, W.S. 1934CiUO...92...31F
Fin1934b Union Obs. Johannesburg Circ. 92, 31, 1934
Fin1935 J - Finsen, W.S. 1935CiUO...93..134F
Fin1935 Union Obs. Johannesburg Circ. 93, 134, 1935
Fin1935 (U and T coded observations per van den Bos, J. Obs. 34, 85, 1951) 1951JO.....34...85V
Fin1935b orb - Finsen, W.S. 1935CiUO...94..147F
Fin1935b Union Obs. Johannesburg Circ. 94, 147, 1935
Fin1935c orb - Finsen, W.S. 1935CiUO...94..149F
Fin1935c Union Obs. Johannesburg Circ. 94, 149, 1935
Fin1936a Ma - Finsen, W.S. 1936AN....261..119F
Fin1936a AN 261, 119, 1936
Fin1936b Ma - Finsen, W.S. 1936CiUO...96..263F
Fin1936b Union Obs. Johannesburg Circ. 96, 263, 1936
Fin1936c orb - Finsen, W.S. 1936CiUO...95..225F
Fin1936c Union Obs. Johannesburg Circ. 95, 225, 1936
Fin1937a orb - Finsen, W.S. 1937CiUO...98..344F
Fin1937a Union Obs. Johannesburg Circ. 98, 344-361, 1937
Fin1937b - Finsen, W.S. 1937CiUO...98..359F
Fin1937b Union Obs. Johannesburg Circ. 98, 359, 1937
Fin1938a orb - Finsen, W.S. 1938CiUO...99..445F
Fin1938a Union Obs. Johannesburg Circ. 99, 445-463, 1938
Fin1938b - Finsen, W.S. 1938CiUO..100..466F
Fin1938b Union Obs. Johannesburg Circ. 100, 466-479, 1938
Fin1941 Ma j Finsen, W.S. 1941CiUO..104...74F
Fin1941 Union Obs. Johannesburg Circ. 104, 74, 1941
Fin1951a Ma j Finsen, W.S. 1951CiUO..112..104F
Fin1951a +Mc Union Obs. Johannesburg Circ. 112, 104, 1951
Fin1951b Ma - Finsen, W.S. 1951CiUO..112...94F
Fin1951b +J Union Obs. Johannesburg Circ. 112, 94, 1951
Fin1951c J - Finsen, W.S. 1951MNSSA..10...42F
Fin1951c MNASSA 10, 42, 1951 (data also in Fin1951b) 1951CiUO..112...94F
Fin1951d J - Finsen, W.S. 1951MNSSA..10...60F
Fin1951d MNASSA 10, 60, 1951 (data also in Fin1951b) 1951CiUO..112...94F
Fin1951e J - Finsen, W.S. 1951MNSSA..10..106F
Fin1951e MNASSA 10, 106, 1951 (data also in Fin1953d 1953CiUO..113..170F
Fin1951e or Fin1956a) 1956CiUO..115..259F
Fin1952 J - Finsen, W.S. 1952MNSSA..11...30F
Fin1952 MNASSA 11, 30, 1952
Fin1953a orb - Finsen, W.S. 1953MNSSA..12...18F
Fin1953a +J MNASSA 12, 18, 1953 (data also in Fin1953d) 1953CiUO..113..170F
Fin1953b - Finsen, W.S. 1953MNSSA..12...34F
Fin1953b MNASSA 12, 34, 1953
Fin1953c J - Finsen, W.S. 1953MNSSA..12...86F
Fin1953c MNASSA 12, 86, 1953
Fin1953d J - Finsen, W.S. 1953CiUO..113..170F
Fin1953d Union Obs. Johannesburg Circ. 113, 170, 1953
Fin1954a orb - Finsen, W.S. 1954CiUO..114..231F
Fin1954a Union Obs. Johannesburg Circ. 114, 231, 1954
Fin1954b orb - Finsen, W.S. 1954CiUO..114..232F
Fin1954b Union Obs. Johannesburg Circ. 114, 232, 1954
Fin1954c Ma - Finsen, W.S. 1954CiUO..114..240F
Fin1954c +J Union Obs. Johannesburg Circ. 114, 240, 1954
Fin1955a J - Finsen, W.S. 1955MNSSA..14...23F
Fin1955a MNASSA 14, 23, 1955
Fin1955b orb - Finsen, W.S. 1955MNSSA..14...84F
Fin1955b MNASSA 14, 84, 1955
Fin1956a Ma - Finsen, W.S. 1956CiUO..115..259F
Fin1956a +J Union Obs. Johannesburg Circ. 115, 259, 1956
Fin1956b orb - Finsen, W.S. 1956MNSSA..15...49F
Fin1956b MNASSA 15, 49, 1956
Fin1957 J - Finsen, W.S. 1957MNSSA..16..113F
Fin1957 MNASSA 16, 113, 1957
Fin1958 J - Finsen, W.S. 1958CiUO..117..302F
Fin1958 Union Obs. Johannesburg Circ. 117, 302, 1958
Fin1959a Ma - Finsen, W.S. 1959CiUO..118..315F
Fin1959a +J Union Obs. Johannesburg Circ. 118, 315, 1959
Fin1959b J - Finsen, W.S. 1959MNSSA..18...31F
Fin1959b MNASSA 18, 31, 1959
Fin1959c orb - Finsen, W.S. 1959JO.....42...81F
Fin1959c J. Obs. 42, 81, 1959
Fin1960a J - Finsen, W.S. 1960MNSSA..19...28F
Fin1960a MNASSA 19, 28, 1960
Fin1960b Ma - Finsen, W.S. 1960CiUO..119..333F
Fin1960b +J Union Obs. Johannesburg Circ. 119, 333, 1960
Fin1960c J - Finsen, W.S. 1960MNSSA..19..178F
Fin1960c MNASSA 19, 178, 1960
Fin1961 Ma - Finsen, W.S. 1961CiUO..120..367F
Fin1961 +J Union Obs. Johannesburg Circ. 120, 367, 1961
Fin1962a J - Finsen, W.S. 1962ROCi..121...10F
Fin1962a Republic Obs. Circ. 121, 10, 1962
Fin1962b orb - Finsen, W.S. 1962ROCi..121...13F
Fin1962b Republic Obs. Circ. 121, 13-14, 1962
Fin1962c orb - Finsen, W.S. 1962ROCi..121...15F
Fin1962c Republic Obs. Circ. 121, 15, 1962
Fin1963a J - Finsen, W.S. 1963ROCi..122...32F
Fin1963a Republic Obs. Circ. 122, 32, 1963
Fin1963b orb - Finsen, W.S. 1963ROCi..122...38F
Fin1963b Republic Obs. Circ. 122, 38-40, 1963
Fin1963c orb - Finsen, W.S. 1963ROCi..122...41F
Fin1963c Republic Obs. Circ. 122, 41, 1963
Fin1964a J j Finsen, W.S. 1964ROCi..123...53F
Fin1964a Republic Obs. Circ. 123, 53, 1964
Fin1964b orb - Finsen, W.S. 1964ROCi..123...59F
Fin1964b Republic Obs. Circ. 123, 59-62, 1964
Fin1964c orb - Finsen, W.S. 1964JO.....47...98F
Fin1964c J. Obs. 47, 98, 1964
Fin1964d orb - Finsen, W.S. 1964ROCi..123...63F
Fin1964d Republic Obs. Circ. 123, 63-64, 1964
Fin1965a J j Finsen, W.S. 1965ROCi..124...79F
Fin1965a Republic Obs. Circ. 124, 79, 1965
Fin1965b orb - Finsen, W.S. 1965ROCi..124...85F
Fin1965b Republic Obs. Circ. 124, 85, 1965
Fin1966a J j Finsen, W.S. 1966ROCi..125..108F
Fin1966a Republic Obs. Circ. 125, 108, 1966
Fin1966b orb - Finsen, W.S. 1966IAUDS..40....1F
Fin1966b Inf. Circ. 40, 1, 1966
Fin1966c orb - Finsen, W.S. 1966ROCi..125..115F
Fin1966c Republic Obs. Circ. 125, 115, 1966
Fin1966d orb - Finsen, W.S. 1966ROCi..125..116F
Fin1966d Republic Obs. Circ. 125, 116, 1966
Fin1966e orb - Finsen, W.S. 1966ROCi..125..121F
Fin1966e Republic Obs. Circ. 125, 121, 1966
Fin1967a J j Finsen, W.S. 1967ROCi..126..138F
Fin1967a Republic Obs. Circ. 126, 138, 1967
Fin1967b orb - Finsen, W.S. 1967ROCi..126..149F
Fin1967b Republic Obs. Circ. 126, 149-150, 1967
Fin1968a orb - Finsen, W.S. 1968ROCi..127..170F
Fin1968a Republic Obs. Circ. 127, 170-171, 1968
Fin1968b orb - Finsen, W.S. 1968IAUDS..44....1F
Fin1968b Inf. Circ. 44, 1, 1968
Fin1969a Ma j Finsen, W.S. 1969ROCi..128..187F
Fin1969a +J Republic Obs. Circ. 128, 187, 1969
Fin1969b orb - Finsen, W.S. 1969ROCi..128..190F
Fin1969b Republic Obs. Circ. 128, 190, 1969
Fin1969c orb - Finsen, W.S. 1969ROCi..128..194F
Fin1969c Republic Obs. Circ. 128, 194-195, 1969
Fin1969d orb - Finsen, W.S. 1969IAUDS..47....1F
Fin1969d Inf. Circ. 47, 1, 1969
Fin1970a orb - Finsen, W.S. 1970IAUDS..52....1F
Fin1970a Inf. Circ. 52, 1, 1970 (also Republic Obs. Circ. 130, 261, 1970) 1970ROCi..130..261F
Fin1970b - Finsen, W.S. & Worley, C.E. 1970ROCi..130..203F
Fin1970b Republic Obs. Circ. 130, 203, 1970 (Third Orbit Catalog)
Fin1973a orb - Finsen, W.S. 1973IAUDS..60....1F
Fin1973a Inf. Circ. 60, 1, 1973
Fin1973b orb - Finsen, W.S. 1973IAUDS..61....1F
Fin1973b Inf. Circ. 61, 1, 1973
Fin1976 orb - Finsen, W.S. 1976IAUDS..69....1F
Fin1976 Inf. Circ. 69, 1, 1976
Fin1977a orb - Finsen, W.S. 1977IAUDS..71....1F
Fin1977a Inf. Circ. 71, 1, 1977
Fin1977b orb - Finsen, W.S. 1977IAUDS..72....1F
Fin1977b Inf. Circ. 72, 1, 1977
Fin1978 orb - Finsen, W.S. 1978IAUDS..74....1F
Fin1978 Inf. Circ. 74, 1, 1978
Fin9999 Ma - Finsen, W.S. ...................
Fin9999 +J 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
21175-7122 FIN 281 1978 2 268 3.0 9.39 11.60 G0V 211733.14-712138.3
21175-7122 FIN 281 2015 3 265 2.9 9.39 11.60 G0V 211733.14-712138.3

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

 
 
WDS 21175-7122 FIN 281 (HD 201997) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21175-7122 FIN 281 (HD 201997) : MEASURES
 
 
No records found.

 
 
WDS 21175-7122 (HD 201997) : VIRTUAL EYEPIECE
 
 

21175-7122 FIN 281A mag 9.39 Sp G0V 21175-7122 FIN 281B sep 1.0 P.A. 255.90 mag 11.6 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 21175-7122 (HD 201997) : ALADIN DSS IMAGE @ 21h 17m 33.14s -71° 21' 38.3"
 
 
 
 
WDS 21175-7122 FIN 281 (HD 201997) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21175-7122 FIN 281 distance=1' 21201-7057 KPP4233 distance=28' 21220-7141 NSN 433 distance=29' 21253-7148 HJ 5260 distance=46' 21133-7035 TDT2835 distance=52' 21307-7121 GLI 270 distance=64' 21303-7200 HEI 595 distance=72' 21015-7128 UC 4362 distance=77' 21335-7148 KPP1573 distance=80' 21265-7008 FIN 282 distance=87' 21127-7258 FIN 280 distance=100' 21346-7027 TDT3039 distance=100' 21108-6946 HEI 282 distance=102' 21375-7049 HEI 409 distance=103' 20578-7217 B 1389 distance=108' 20587-7025 I 668BC distance=109' 20587-7025 HJ 5231A,BC distance=109' 21324-6958 TDT3020 distance=112' 21094-7310 I 379AB distance=115' 21094-7310 HDO 305AB,C distance=115' 21180-7321 UC 4434 distance=119' 21214-6924 DON1005 distance=119' 21062-7316 HJ 5237 distance=127' 21263-7330 HEI 594 distance=135' 21084-6914 DON1000 distance=136' 20594-6936 UC 4352 distance=140' 21086-7337 HEI 591 distance=142' 21265-7338 DEA 16 distance=143' 21328-7332 HJ 5268 distance=147' 21089-7353 GLI 268 distance=156' 21007-7338 HEI 590 distance=157' 21306-7351 TDS1131 distance=160' 21303-6854 UC 4479 distance=162' 21042-7353 UC 4370 distance=163' 21167-6838 TDT2879 distance=165' 21059-6844 DON 998AB distance=168' 21059-6844 BAU 65AC distance=168' 21312-7401 UC 4483 distance=171' 21318-7405 UC 4484 distance=176' 21217-7420 B 2493 distance=180' 21062-7426 UC 4380 distance=191' 21176-7434 UC 4432 distance=193' 21201-6810 DAM 803 distance=193' 21263-6806 MLO 93 distance=201' 21096-6754 LDS 732 distance=212' 21374-6811 DON1012 distance=217' 21167-6738 KPP2295 distance=225' 21110-6724 LDS 733 distance=241' 21092-7525 TDT2788 distance=246' 21032-6723 DON 997 distance=250' 21150-7534 JSP 823 distance=253' 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 21175-7122 FIN 281 265 2.9 1
Show 21201-7057 KPP4233 34 1.6 28
Show 21220-7141 NSN 433 298 23.5 29
Show 21253-7148 HJ 5260 270 44.4 46
Show 21133-7035 TDT2835 93 0.7 52
Show 21307-7121 GLI 270 315 29.1 64
Show 21303-7200 HEI 595 330 0.5 72
Show 21015-7128 UC 4362 243 29.9 77
Show 21335-7148 KPP1573 343 11.9 80
Show 21265-7008 FIN 282 23 2.5 87
Show 21127-7258 FIN 280 55 2.5 100
Show 21346-7027 TDT3039 67 0.5 100
Show 21108-6946 HEI 282 86 0.3 102
Show 21375-7049 HEI 409 14 0.1 103
Show 20578-7217 B 1389 28 3.2 108
Show 20587-7025 I 668 BC 333 1.0 109
Show 20587-7025 HJ 5231 A,BC 112 6.7 109
Show 21324-6958 TDT3020 266 0.7 112
Show 21094-7310 I 379 AB 22 0.1 115
Show 21094-7310 HDO 305 AB,C 118 6.4 115
Show 21180-7321 UC 4434 207 38.5 119
Show 21214-6924 DON1005 247 0.9 119
Show 21062-7316 HJ 5237 274 5.9 127
Show 21263-7330 HEI 594 234 0.7 135
Show 21084-6914 DON1000 197 1.1 136
Show 20594-6936 UC 4352 355 33.2 140
Show 21086-7337 HEI 591 5 0.2 142
Show 21265-7338 DEA 16 329 84.9 143
Show 21328-7332 HJ 5268 230 14.3 147
Show 21089-7353 GLI 268 243 5.6 156
Show 21007-7338 HEI 590 257 0.4 157
Show 21306-7351 TDS1131 303 0.9 160
Show 21303-6854 UC 4479 91 66.7 162
Show 21042-7353 UC 4370 258 10.4 163
Show 21167-6838 TDT2879 129 0.5 165
Show 21059-6844 DON 998 AB 155 4.0 168
Show 21059-6844 BAU 65 AC 254 60.0 168
Show 21312-7401 UC 4483 336 46.7 171
Show 21318-7405 UC 4484 345 40.3 176
Show 21217-7420 B 2493 160 0.4 180
Show 21062-7426 UC 4380 83 72.7 191
Show 21176-7434 UC 4432 185 9.0 193
Show 21201-6810 DAM 803 105 14.0 193
Show 21263-6806 MLO 93 131 4.5 201
Show 21096-6754 LDS 732 179 4.2 212
Show 21374-6811 DON1012 353 1.8 217
Show 21167-6738 KPP2295 125 19.3 225
Show 21110-6724 LDS 733 51 71.1 241
Show 21092-7525 TDT2788 155 2.2 246
Show 21032-6723 DON 997 61 2.5 250
Show 21150-7534 JSP 823 185 2.0 253

 
 
WDS 21175-7122 : COMPONENTS
 
 
  A
B pa=255.9°
sep=0.96"
 
 
21175-7122 A
 
 
Componente originario normalizzato AB Name HD 201997 Coord arcsec 2000 211733.14-712138.3 Mag 9.39
Spectral class G0V (yellow) PmRA 49.00 PmDE -83.0 Tycho2 9330-00674-1
HD 201997
Tycho2
Tycho2 9330-00674-1 Pflag RAmdeg 319.38810107 DEmdeg -71.36064462
PmRA 64.1 PmDE -81.1 E RAmdeg 10 E DEmdeg 10
E pmRA 1.4 E pmDE 1.4 EpRAm 1990.25 EpDEm 1990.21
Num 9 Q RAmdeg 1.7 Q DEmdeg 0.8 Q pmRA 1.8
Q pmDE 0.9 BTmag 9.933 E BTmag 0.021 VTmag 9.392
E VTmag 0.016 Prox 999 TYC T HIP
CCDM RAdeg 319.38764056 DEdeg -71.36045611 EpRA 1990 1.64
EpDE 1990 1.65 E RAdeg 9.8 E DEdeg 9.7 Posflg
Corr 0.2
 
 
21175-7122 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 211732.95-712138.5 Mag 11.6 Calc delta mag 2.21
Calc coord yes