20442-7301 HEI 280

 
 
20h 44m 08.44s -72° 59' 58.5" P.A. 104.00 sep 0.8 mag 12.30,12.30
 
 
Coord 2000 20442-7301 Discov num HEI 280 Comp Coord arcsec 2000 20 44 08.44 -72 59 58.5
Date first 1983 Date last 2016 Obs 3
Pa first 96 Pa last 103.6 P.A. Now (θ) 103.6°
Sep first 0.7 Sep last 0.834 Sep. Now (ρ) 0.834"
Mag pri 12.30 Mag sec 12.30 delta mag (ΔM) 0 Spectral class
Pri motion ra -021 Sec motion ra
Pri motion dec +002 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Pavo Tycho2 9316-01466-1 Gaia DR2 6373263904239905536
 
 
WDS 20442-7301 HEI 280 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Hei1954 orb - Heintz, W.D. 1954MNRAS.114..600H
Hei1954 MNRAS 114, 600-605, 1954
Hei1956a M+ - Heintz, W.D. 1956MNRAS.116..248H
Hei1956a +orb MNRAS 116, 248, 1956
Hei1956b orb - Heintz, W.D. 1956AN....283..145H
Hei1956b AN 283, 145, 1956
Hei1958 orb - Heintz, W.D. 1958Obs....78...32H
Hei1958 Observatory 78, 32, 1958
Hei1960a orb - Heintz, W.D. 1960VeMun...5...87H
Hei1960a Veroff. Sternw. Munchen 5, 87-114, 1960
Hei1960b Ma - Heintz, W.D. 1960AN....285..249H
Hei1960b +orb AN 285, 249, 1960
Hei1960c orb - Heintz, W.D. 1960AN....285..255H
Hei1960c AN 285, 255, 1960
Hei1961 Ma - Heintz, W.D. 1961JO.....44..158H
Hei1961 J. Obs. 44, 158, 1961
Hei1962 orb - Heintz, W.D. 1962VeMun...5..135H
Hei1962 Veroff. Sternw. Munchen 5, 135-160, 1962
Hei1963a orb - Heintz, W.D. 1963VeMun...5..247H
Hei1963a Veroff. Sternw. Munchen 5, 247-268, 1963
Hei1963b Ma - Heintz, W.D. 1963JO.....46....1H
Hei1963b J. Obs. 46, 1, 1963
Hei1963c orb - Heintz, W.D. 1963ZA.....57..159H
Hei1963c ZfAp 57, 159, 1963
Hei1965a Ma - Heintz, W.D. 1965JO.....48....5H
Hei1965a J. Obs. 48, 5-10, 1965
Hei1965b Po j Heintz, W.D. 1965AN....289..101H
Hei1965b AN 289, 101, 1965
Hei1965c orb - Heintz, W.D. 1965VeMun...7....7H
Hei1965c Veroff. Sternw. Munchen 7, 7-14, 1965
Hei1966 orb - Heintz, W.D. 1966VeMun...7...19H
Hei1966 Veroff. Sternw. Munchen 7, 19-28, 1966
Hei1967a orb - Heintz, W.D. 1967VeMun...7...29H
Hei1967a Veroff. Sternw. Munchen 7, 29-34, 1967
Hei1967b Ma - Heintz, W.D. 1967JO.....50..343H
Hei1967b +orb J. Obs. 50, 343, 1967
Hei1967c orb - Heintz, W.D. 1967AN....289..269H
Hei1967c AN 289, 269, 1967
Hei1967d orb - Heintz, W.D. 1967JO.....50..357H
Hei1967d J. Obs. 50, 357, 1967
Hei1968a orb - Heintz, W.D. 1968AJ.....73..512H
Hei1968a AJ 73, 512, 1968
Hei1968b orb - Heintz, W.D. 1968IAUDS..44....1H
Hei1968b Inf. Circ. 44, 1, 1968
Hei1969a orb - Heintz, W.D. 1969A&A.....1..249H
Hei1969a A&A 1, 249, 1969
Hei1969b orb - Heintz, W.D. 1969A&A.....2..169H
Hei1969b A&A 2, 169, 1969
Hei1969c orb - Heintz, W.D. 1969AJ.....74..768H
Hei1969c AJ 74, 768, 1969
Hei1969d orb - Heintz, W.D. 1969IAUDS..47....1H
Hei1969d Inf. Circ. 47, 1, 1969
Hei1970a Po j Heintz, W.D. 1970AJ.....75..848H
Hei1970a +orb AJ 75, 848, 1970
Hei1970b Ma - Heintz, W.D. 1970A&AS....1..393H
Hei1970b A&AS 1, 393, 1970
Hei1971 orb - Heintz, W.D. 1971AJ.....76..277H
Hei1971 AJ 76, 277, 1971
Hei1972 Po - Heintz, W.D. 1972AJ.....77..160H
Hei1972 +orb AJ 77, 160, 1972
Hei1973a orb - Heintz, W.D. 1973PASP...85..408H
Hei1973a PASP 85, 408, 1973
Hei1973b orb - Heintz, W.D. 1973AJ.....78..208H
Hei1973b AJ 78, 208, 1973
Hei1973c orb - Heintz, W.D. 1973AJ.....78..307H
Hei1973c AJ 78, 307, 1973
Hei1973d orb - Heintz, W.D. 1973IAUDS..60....1H
Hei1973d Inf. Circ. 60, 1, 1973
Hei1974a orb - Heintz, W.D. 1974ApJ...195..411H
Hei1974a ApJ 195, 411, 1974
Hei1974b orb - Heintz, W.D. 1974AJ.....79..397H
Hei1974b AJ 79, 397, 1974
Hei1974c Po j Heintz, W.D. 1974AJ.....79..819H
Hei1974c +orb AJ 79, 819, 1974
Hei1975a Ma - Heintz, W.D. 1975ApJS...29..315H
Hei1975a +Po ApJS 29, 315, 1975
Hei1975b orb - Heintz, W.D. 1975ApJS...29..331H
Hei1975b ApJS 29, 331, 1975
Hei1976 orb - Heintz, W.D. 1976ApJ...208..474H
Hei1976 ApJ 208, 474, 1976
Hei1978a orb - Heintz, W.D. 1978ApJS...37...71H
Hei1978a ApJS 37, 71, 1978
Hei1978b M+ - Heintz, W.D. 1978ApJS...37..343H
Hei1978b +Po ApJS 37, 343, 1978
Hei1978c orb - Heintz, W.D. 1978ApJS...37..515H
Hei1978c ApJS 37, 515, 1978
Hei1978d - Heintz, W.D. 1978ApJ...220..931H
Hei1978d ApJ 220, 931, 1978
Hei1979a orb - Heintz, W.D. 1979PASP...91..356H
Hei1979a PASP 91, 356, 1979
Hei1979b orb - Heintz, W.D. 1979ApJS...41..549H
Hei1979b ApJS 41, 549, 1979
Hei1979c orb - Heintz, W.D. 1979AJ.....84.1223H
Hei1979c AJ 84, 1223, 1979
Hei1979d orb - Heintz, W.D. 1979PASP...91..490H
Hei1979d PASP 91, 490, 1979
Hei1980a Ma j Heintz, W.D. 1980ApJS...44..111H
Hei1980a +Mb ApJS 44, 111, 1980
Hei1980b orb - Heintz, W.D. 1980IAUDS..82....1H
Hei1980b Inf. Circ. 82, 1, 1980
Hei1981a orb - Heintz, W.D. 1981ApJS...45..559H
Hei1981a ApJS 45, 559, 1981
Hei1981b orb - Heintz, W.D. 1981PASP...93...90H
Hei1981b PASP 93, 90, 1981
Hei1981c orb - Heintz, W.D. 1981PASP...93..328H
Hei1981c PASP 93, 328, 1981
Hei1981d orb - Heintz, W.D. 1981IAUDS..83....1H
Hei1981d Inf. Circ. 83, 1, 1981
Hei1981e - Heintz, W.D. 1981ApJS...46..247H
Hei1981e ApJS 46, 247, 1981
Hei1981f orb - Heintz, W.D. 1981IAUDS..84....1H
Hei1981f Inf. Circ. 84, 1, 1981
Hei1981g orb - Heintz, W.D. 1981IAUDS..85....1H
Hei1981g Inf. Circ. 85, 1, 1981
Hei1982a orb - Heintz, W.D. 1982Obs...102...42H
Hei1982a Observatory 102, 42, 1982
Hei1982b orb - Heintz, W.D. 1982IAUDS..86....1H
Hei1982b Inf. Circ. 86, 1, 1982
Hei1982c orb - Heintz, W.D. 1982A&AS...47..569H
Hei1982c A&AS 47, 569, 1982
Hei1982d orb - Heintz, W.D. 1982IAUDS..88....1H
Hei1982d Inf. Circ. 88, 1, 1982
Hei1982e orb - Heintz, W.D. 1982PASP...94..705H
Hei1982e PASP 94, 705, 1982
Hei1983a M+ j Heintz, W.D. 1983ApJS...51..249H
Hei1983a +Po ApJS 51, 249, 1983
Hei1983b orb - Heintz, W.D. 1983IAUDS..89....1H
Hei1983b Inf. Circ. 89, 1, 1983
Hei1983c orb - Heintz, W.D. 1983IAUDS..90....1H
Hei1983c Inf. Circ. 90, 1, 1983
Hei1983d orb - Heintz, W.D. 1983IAUDS..91....1H
Hei1983d Inf. Circ. 91, 1, 1983
Hei1984a orb - Heintz, W.D. 1984AJ.....89.1063H
Hei1984a AJ 89, 1063, 1984
Hei1984b orb - Heintz, W.D. 1984A&AS...56....5H
Hei1984b A&AS 56, 5, 1984
Hei1984c orb - Heintz, W.D. 1984ApJ...284..806H
Hei1984c ApJ 284, 806, 1984
Hei1984d orb - Heintz, W.D. 1984IAUDS..92....1H
Hei1984d Inf. Circ. 92, 1, 1984
Hei1984e orb - Heintz, W.D. 1984IAUDS..93....1H
Hei1984e Inf. Circ. 93, 1, 1984
Hei1984f orb - Heintz, W.D. 1984IAUDS..94....1H
Hei1984f Inf. Circ. 94, 1, 1984
Hei1984g orb - Heintz, W.D. 1984Obs...104...88H
Hei1984g Observatory 104, 88, 1984
Hei1984h orb - Heintz, W.D. 1984PASP...96..439H
Hei1984h PASP 96, 439 1984
Hei1984i Po - Heintz, W.D. & Borgman, E.R. 1984AJ.....89.1068H
Hei1984i AJ 89, 1068, 1984
Hei1985a M+ j Heintz, W.D. 1985ApJS...58..439H
Hei1985a +Po ApJS 58, 439, 1985
Hei1985b orb - Heintz, W.D. 1985IAUDS..95....1H
Hei1985b Inf. Circ. 95, 1, 1985
Hei1985c orb - Heintz, W.D. 1985IAUDS..96....1H
Hei1985c Inf. Circ. 96, 1, 1985
Hei1985d orb - Heintz, W.D. 1985IAUDS..97....1H
Hei1985d Inf. Circ. 97, 1, 1985
Hei1986a orb - Heintz, W.D. 1986A&AS...64....1H
Hei1986a A&AS 64, 1, 1986
Hei1986b orb - Heintz, W.D. 1986A&AS...65..411H
Hei1986b A&AS 65, 411, 1986
Hei1987a M+ j Heintz, W.D. 1987ApJS...65..161H
Hei1987a +Po ApJS 65, 161, 1987
Hei1987b orb - Heintz, W.D. 1987PASP...99.1084H
Hei1987b PASP 99, 1084, 1987
Hei1987c orb - Heintz, W.D. 1987AJ.....94.1077H
Hei1987c AJ 94, 1077, 1987
Hei1988a orb - Heintz, W.D. 1988PASP..100..834H
Hei1988a PASP 100, 834, 1988
Hei1988b orb - Heintz, W.D. 1988PASP..100..839H
Hei1988b PASP 100, 839, 1988
Hei1988c orb - Heintz, W.D. 1988JRASC..82..140H
Hei1988c JRASC 82, 140, 1988
Hei1988d orb - Heintz, W.D. 1988A&AS...72..543H
Hei1988d A&AS 72, 543, 1988
Hei1989a orb - Heintz, W.D. 1989PASP..101..510H
Hei1989a PASP 101, 510, 1989
Hei1989b orb - Heintz, W.D. 1989A&A...217..145H
Hei1989b A&A 217, 145, 1989
Hei1990a orb - Heintz, W.D. 1990Obs...110..131H
Hei1990a Obs 110, 131, 1990
Hei1990b M+ j Heintz, W.D. 1990ApJS...74..275H
Hei1990b +Po ApJS 74, 275, 1990
Hei1990c orb - Heintz, W.D. 1990A&AS...82...65H
Hei1990c A&AS 82, 65, 1990
Hei1990d orb - Heintz, W.D. 1990AJ.....99..420H
Hei1990d AJ 99, 420, 1990
Hei1991 orb - Heintz, W.D. 1991A&AS...90..311H
Hei1991 A&AS 90, 311, 1991
Hei1992a M+ j Heintz, W.D. 1992ApJS...83..351H
Hei1992a +Po ApJS 83, 351, 1992
Hei1992b orb - Heintz, W.D. & Cantor, B. 1992Obs...112..286H
Hei1992b Obs 112, 286, 1992
Hei1993a orb - Heintz, W.D. 1993PASP..105...44H
Hei1993a PASP 105, 44, 1993
Hei1993b orb - Heintz, W.D. & Strom, C. 1993PASP..105..293H
Hei1993b PASP 105, 293, 1993
Hei1993c orb - Heintz, W.D. 1993PASP..105..586H
Hei1993c PASP 105, 586, 1993
Hei1993d orb - Heintz, W.D. 1993A&AS...98..209H
Hei1993d A&AS 98, 209, 1993
Hei1993e orb - Heintz, W.D. 1993AJ....105.1188H
Hei1993e AJ 105, 1188, 1993
Hei1994a orb - Heintz, W.D. 1994AJ....108.2338H
Hei1994a AJ 108, 2338, 1994
Hei1994b orb - Heintz, W.D. & Cantor, B. 1994PASP..106..363H
Hei1994b PASP 106, 363, 1994
Hei1995 Ma j Heintz, W.D. 1995ApJS...99..693H
Hei1995 +Po ApJS 99, 693, 1995
Hei1995 +orb
Hei1996a Ma j Heintz, W.D. 1996ApJS..105..475H
Hei1996a +orb ApJS 105, 475, 1996
Hei1996b orb - Heintz, W.D. 1996AJ....111..408H
Hei1996b AJ 111, 408, 1996
Hei1996c orb - Heintz, W.D. 1996AJ....111..412H
Hei1996c AJ 111, 412, 1996
Hei1997 orb - Heintz, W.D. 1997ApJS..111..335H
Hei1997 ApJS 111, 335, 1997
Hei1998 Ma j Heintz, W.D. 1998ApJS..117..587H
Hei1998 +orb ApJS 117, 587, 1998
Hei2000 Ma - Heintz, W.D. ...................
Hei2000 +orb private communication, 2000
Hei2000 +C
Hei2001 orb - Heintz, W.D. 2001IAUDS.143Q...1H
Hei2001 +C Inf. Circ. 143, 1, 2001
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20442-7301 HEI 280 1989 2 96 0.6 12.30 12.30 204408.44-725958.5
20442-7301 HEI 280 2016 3 104 0.8 12.30 12.30 204408.44-725958.5

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

 
 
WDS 20442-7301 HEI 280 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20442-7301 HEI 280 : MEASURES
 
 
No records found.

 
 
WDS 20442-7301 : VIRTUAL EYEPIECE
 
 

20442-7301 HEI 280A mag 12.3 20442-7301 HEI 280B sep 0.3 P.A. 129.60 mag 12.3 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 20442-7301 : ALADIN DSS IMAGE @ 20h 44m 08.44s -72° 59' 58.5"
 
 
 
 
WDS 20442-7301 HEI 280 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


20442-7301  HEI 280 distance=0' 20390-7254  TDT2452 distance=24' 20451-7226  RSS 553 distance=34' 20434-7218  TDT2498 distance=43' 20548-7248  TOI2193 distance=49' 20452-7159  HEI 281 distance=62' 20366-7354  TDT2418 distance=63' 20315-7228  TDT2337 distance=65' 20338-7212  UC 4216 distance=67' 20318-7343  TDT2340 distance=69' 20429-7151  TDT2494 distance=70' 20578-7217  B  1389 distance=75' 21007-7338  HEI 590 distance=81' 20525-7412  TDT2596 distance=81' 20299-7138  FIN 279 distance=105' 20299-7131  TDT2324 distance=111' 20330-7119  I  1047AB distance=113' 20330-7119  HJ 5544AC distance=113' 20330-7119  I  1047CD distance=114' 20366-7104  DUN 231 distance=121' 21015-7128  UC 4362 distance=122' 20472-7056  TDS1100 distance=125' 20508-7059  HDS2973 distance=125' 20563-7500  UC 4337 distance=131' 20311-7508  TDT2334Aa,Ab distance=139' 20553-7049  UC 4328 distance=141' 20417-7521  DUN 232 distance=142' 20274-7101  LDS 710 distance=142' 20280-7506  TDT2301 distance=143' 20522-7519  HJ 5214 distance=143' 20365-7532  TDT2415 distance=156' 20273-7044  TDT2287 distance=158' 21014-7525  HJ 5230 distance=162' 20551-7538  WIS 344 distance=165' 20349-7017  TDT2395 distance=169' 20587-7025  I   668BC distance=170' 20587-7025  HJ 5231A,BC distance=170' 20352-7550  LDS 713 distance=172' 20284-7004  HEI 276 distance=188' 20468-6948  KPP1680 distance=193' 20356-6949  TDT2402 distance=196' 20368-6934  TDT2422 distance=209' 20594-6936  UC 4352 distance=217' 20361-7651  KPP1878 distance=233' 20381-7654  HJ 5199 distance=235' 20449-6904  BRT2017 distance=237' 20452-6902  SKF 378 distance=239' 20328-7701  JSP 814 distance=245' 20303-6904  HJ 5194 distance=246' 20489-6847  SHY 782 distance=254' 20319-7712  HJ 5186 distance=257' 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 20442-7301 HEI 280 104 0.8
Show 20390-7254 TDT2452 215 0.7 24
Show 20451-7226 RSS 553 304 18.3 34
Show 20434-7218 TDT2498 13 0.8 43
Show 20548-7248 TOI2193 124 1.9 49
Show 20452-7159 HEI 281 89 2.6 62
Show 20366-7354 TDT2418 336 0.4 63
Show 20315-7228 TDT2337 100 0.5 65
Show 20338-7212 UC 4216 279 18.6 67
Show 20318-7343 TDT2340 340 0.5 69
Show 20429-7151 TDT2494 3 0.5 70
Show 20578-7217 B 1389 28 3.2 75
Show 21007-7338 HEI 590 257 0.4 81
Show 20525-7412 TDT2596 164 0.8 81
Show 20299-7138 FIN 279 77 0.9 105
Show 20299-7131 TDT2324 107 0.7 111
Show 20330-7119 I 1047 AB 331 6.2 113
Show 20330-7119 HJ 5544 AC 62 118.7 113
Show 20330-7119 I 1047 CD 55 22.8 114
Show 20366-7104 DUN 231 285 48.8 121
Show 21015-7128 UC 4362 243 29.9 122
Show 20472-7056 TDS1100 233 0.9 125
Show 20508-7059 HDS2973 70 0.7 125
Show 20563-7500 UC 4337 203 79.7 131
Show 20311-7508 TDT2334 Aa,Ab 180 0.4 139
Show 20553-7049 UC 4328 210 47.5 141
Show 20417-7521 DUN 232 19 16.6 142
Show 20274-7101 LDS 710 238 143.1 142
Show 20280-7506 TDT2301 351 2.0 143
Show 20522-7519 HJ 5214 304 13.5 143
Show 20365-7532 TDT2415 343 0.7 156
Show 20273-7044 TDT2287 42 1.5 158
Show 21014-7525 HJ 5230 163 15.5 162
Show 20551-7538 WIS 344 111 484.9 165
Show 20349-7017 TDT2395 295 2.8 169
Show 20587-7025 I 668 BC 333 1.0 170
Show 20587-7025 HJ 5231 A,BC 112 6.7 170
Show 20352-7550 LDS 713 230 80.3 172
Show 20284-7004 HEI 276 153 1.3 188
Show 20468-6948 KPP1680 64 12.9 193
Show 20356-6949 TDT2402 166 0.6 196
Show 20368-6934 TDT2422 308 0.9 209
Show 20594-6936 UC 4352 355 33.2 217
Show 20361-7651 KPP1878 243 14.6 233
Show 20381-7654 HJ 5199 211 26.8 235
Show 20449-6904 BRT2017 6 4.1 237
Show 20452-6902 SKF 378 245 42.0 239
Show 20328-7701 JSP 814 299 3.3 245
Show 20303-6904 HJ 5194 255 3.6 246
Show 20489-6847 SHY 782 107 999.9 254
Show 20319-7712 HJ 5186 94 7.8 257

 
 
WDS 20442-7301 : COMPONENTS
 
 
  A
B pa=129.6°
sep=0.31"
 
 
20442-7301 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 204408.44-725958.5 Mag 12.3 PmRA -21.00
PmDE 2.0 Tycho2 9316-01466-1
Tycho2
Tycho2 9316-01466-1 Pflag RAmdeg 311.03518167 DEmdeg -72.99959318
PmRA -20.8 PmDE 1.6 E RAmdeg 48 E DEmdeg 43
E pmRA 2.3 E pmDE 2.2 EpRAm 1985.00 EpDEm 1985.99
Num 5 Q RAmdeg 0.7 Q DEmdeg 1.7 Q pmRA 0.7
Q pmDE 1.6 BTmag 12.170 E BTmag 0.110 VTmag 11.514
E VTmag 0.083 Prox 999 TYC HIP
CCDM RAdeg 311.03532972 DEdeg -72.99960750 EpRA 1990 1.57
EpDE 1990 1.73 E RAdeg 55.1 E DEdeg 47.7 Posflg
Corr 0.1
 
 
20442-7301 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204408.49-725958.7 Mag 12.3 Calc coord yes