07016-2021 ARA 887 BC

 
 
07h 01m 38.16s -20° 20' 30.4" P.A. 28.00 sep 7.6 mag 12.50,12.80
 
 
Coord 2000 07016-2021 Discov num ARA 887 Comp BC Coord arcsec 2000 07 01 38.16 -20 20 30.4
Date first 1920 Date last 2015 Obs 5
Pa first 24 Pa last 27.8 P.A. Now (θ) 27.8°
Sep first 7.7 Sep last 7.648 Sep. Now (ρ) 7.648"
Mag pri 12.50 Mag sec 12.80 delta mag (ΔM) 0.3 Spectral class
Pri motion ra -001 Sec motion ra +003
Pri motion dec +002 Sec motion dec +006
Notes U (Proper motion indicates non-physical)
rPM=0.843
This double is not physical.
 
 
07016-2021 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 07 01 38 -20 20 42 ARA 887 AB 2017 7 26 12.2 11.58 12.01 0.43
Show 07 01 38 -20 20 42 ABH 58 AD 2015 4 22 8.1 11.58 12.60 1.02
Show 07 01 38 -20 20 42 ABH 58 AE 2015 4 156 13.2 11.63 15.50 3.87
Show 07 01 38 -20 20 42 ABH 58 AF 2017 5 318 26.6 11.63 14.12 2.49
Show 07 01 38 -20 20 42 ABH 58 AG 2015 4 183 57.1 11.63 14.86 3.23
Show 07 01 38 -20 20 42 ABH 58 AH 2015 4 188 55.6 11.63 16.00 4.37
Show 07 01 38 -20 20 42 ABH 58 AI 2015 4 242 61.1 11.63 16.32 4.69
Show 07 01 38 -20 20 30 ARA 887 BC 2015 5 28 7.6 12.50 12.80 0.30 <===
Ninefold system
9 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Canis Major Gaia DR2 2932434104400097152
 
 
WDS 07016-2021 ARA 887 BC : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
AbH1961 - Abt, H.A. 1961A&AS....6...37A
AbH1961 A&AS 6, 37, 1961
AbH1962 Po j Abt, H.A. Jeffers, H., Gibson, & Sandage, A. 1962ApJ...135..429A
AbH1962 ApJ 135, 429, 1962
AbH1964 - AbT, H.A. et al. 1964ApJ...139.1139A
AbH1964 ApJ 139, 1139, 1964
AbH1965 - Abt, H.A. 1965A&AS...11..429A
AbH1965 A&AS 11, 429, 1965
AbH1965b - Abt, H.A. et al. 1965ApJ...142.1604A
AbH1965b ApJ 142, 1604, 1965
AbH1972 - Abt. H.A. & Biggs, E.S. 1972bsrv.book.....A
AbH1972 Bibliography of Stellar Radial Velocities
AbH1972b not - Abt. H.A., Levy, S.G., & Gandet, T.L. 1972AJ.....77..138A
AbH1972b AJ 77, 138, 1972
AbH1973 - Abt, H.A. & Levy, S.G. 1973AJ.....78.1093A
AbH1973 AJ 78, 1093, 1973
AbH1976 orb - Abt, H.A. & Levy, S.G. 1976A&AS...30..273A
AbH1976 A&AS 30, 273, 1976
AbH1978 - Abt, H.A. & Levy, S.G. 1978A&AS...36..241A
AbH1978 A&AS 36, 241, 1978
AbH1985 - Abt, H.A. & Levy, S.G. 1985ApJS...59..229A
AbH1985 ApJS 59, 229, 1985
AbH1986 - Abt, H.A. 1986ApJ...304..688A
AbH1986 ApJ 304, 688, 1986
AbH2000 C u Abt, H.A. & Corbally, C.J. 2000ApJ...541..841A
AbH2000 ApJ 541, 841, 2000
AbH2000 (Multi-epoch astrometry, photometry, and spectroscopy to determine
AbH2000 optical/physical nature of members of possible Trapezium systems)
AbH2006 orb - Abt, H.A., & Willmarth, D. 2006ApJS..162..207A
AbH2006 ApJS 162, 207, 2006
Ara1961 Pa - Aravamudan, S. 1961PASP...73..266A
Ara1961 PASP 73, 266, 1961
Ara1963 Pa - Aravamudan, S. .
Ara1963 Pub. Nizamiah Obs. 13, Pt.3, 1963
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
07016-2021 ARA 887 BC 1999 3 28 7.7 12.60 12.90 D 070138.16-202030.4
07016-2021 ARA 887 BC 2015 5 28 7.6 12.50 12.80 U 070138.16-202030.4

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

 
 
WDS 07016-2021 ARA 887 BC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 07016-2021 ARA 887 BC : MEASURES
 
 
No records found.

 
 
WDS 07016-2021 : VIRTUAL EYEPIECE
 
 

07016-2021 ARA 887A mag 11.58 Sp F0V 07016-2021 ARA 887B sep 12.5 P.A. 24.50 mag 12.5 07016-2021 ARA 887C sep 20.1 P.A. 25.20 mag 12.8 07016-2021 ABH  58D sep 8.0 P.A. 20.40 mag 12.6 07016-2021 ABH  58E sep 13.1 P.A. 157.20 mag 15.5 07016-2021 ABH  58F sep 25.9 P.A. 319.50 mag 14.12 07016-2021 ABH  58G sep 57.0 P.A. 183.10 mag 14.86 07016-2021 ABH  58H sep 55.5 P.A. 187.40 mag 16 07016-2021 ABH  58I sep 58.1 P.A. 240.30 mag 16.32 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.

Radius:
Components only
 
 
WDS 07016-2021 : ALADIN DSS IMAGE @ 07h 01m 38.16s -20° 20' 30.4"
 
 
 
 
WDS 07016-2021 ARA 887 BC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


07016-2021  ARA 887BC distance=0' 07016-2021  ARA 887AB distance=1' 07016-2021  ABH  58AD distance=1' 07016-2021  ABH  58AE distance=1' 07016-2021  ABH  58AF distance=1' 07016-2021  ABH  58AG distance=1' 07016-2021  ABH  58AH distance=1' 07016-2021  ABH  58AI distance=1' 07011-2031  TDS4384 distance=13' 07013-2034  ARA 886 distance=15' 07028-2019  DON 156 distance=17' 07004-2021  ARA 883 distance=18' 07004-2027  TDS4370 distance=19' 07008-2040  ARA 885 distance=23' 07006-2038  BU  572 distance=24' 07034-2023  ARA 889 distance=26' 07014-1956  ARA 557 distance=26' 06596-2018  DON 155 distance=28' 07011-2048  TDS4385 distance=29' 07006-1955  HDO  95AB distance=30' 07006-1955  HDO  95AC distance=30' 07028-1955  TDS4415 distance=31' 07033-2000  DAM1206 distance=31' 07031-2045  HDS 982 distance=32' 06596-2002  ARA 556 distance=34' 07007-2055  ARA 884 distance=38' 07016-1940  ARA 558 distance=42' 06587-2022  BRG  23AB distance=42' 06587-2022  BRG  23AC distance=42' 06587-2022  BRG  23AD distance=42' 06585-2006  BVD 120 distance=47' 07026-2106  HJ 2358 distance=48' 07040-2059  TDS 325 distance=51' 07049-1953  ARA 560 distance=53' 06596-1933  TDS4357 distance=56' 06596-1932  RST2446 distance=57' 07056-2009  BRT 307 distance=57' 06586-1943  RST2444 distance=58' 06593-2109  B  2133 distance=59' 06579-2045  TDS4328 distance=59' 07001-2115  ARA1310 distance=59' 06574-2027  SKF2518 distance=60' 06599-2116  B  2134 distance=61' 07045-2108  HDS 986 distance=62' 06572-2028  ARA 882 distance=63' 07049-2103  DON 158 distance=64' 07057-2048  I   769AB distance=64' 07057-2048  I   769AC distance=64' 07022-1917  DAM1200 distance=65' 06575-1949  HDO  93 distance=66' 07025-1916  BRT1396 distance=67' 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 07016-2021 ARA 887 BC 28 7.6
Show 07016-2021 ARA 887 AB 26 12.2 1
Show 07016-2021 ABH 58 AD 22 8.1 1
Show 07016-2021 ABH 58 AE 156 13.2 1
Show 07016-2021 ABH 58 AF 318 26.6 1
Show 07016-2021 ABH 58 AG 183 57.1 1
Show 07016-2021 ABH 58 AH 188 55.6 1
Show 07016-2021 ABH 58 AI 242 61.1 1
Show 07011-2031 TDS4384 214 1.6 13
Show 07013-2034 ARA 886 321 8.5 15
Show 07028-2019 DON 156 157 3.9 17
Show 07004-2021 ARA 883 289 13.8 18
Show 07004-2027 TDS4370 228 0.4 19
Show 07008-2040 ARA 885 46 11.6 23
Show 07006-2038 BU 572 142 5.2 24
Show 07034-2023 ARA 889 223 11.9 26
Show 07014-1956 ARA 557 48 11.6 26
Show 06596-2018 DON 155 110 2.5 28
Show 07011-2048 TDS4385 235 1.1 29
Show 07006-1955 HDO 95 AB 47 12.5 30
Show 07006-1955 HDO 95 AC 70 34.3 30
Show 07028-1955 TDS4415 337 3.0 31
Show 07033-2000 DAM1206 53 5.6 31
Show 07031-2045 HDS 982 6 0.3 32
Show 06596-2002 ARA 556 253 14.2 34
Show 07007-2055 ARA 884 181 5.5 38
Show 07016-1940 ARA 558 229 11.4 42
Show 06587-2022 BRG 23 AB 192 1.5 42
Show 06587-2022 BRG 23 AC 261 6.8 42
Show 06587-2022 BRG 23 AD 254 5.1 42
Show 06585-2006 BVD 120 232 71.6 47
Show 07026-2106 HJ 2358 318 8.5 48
Show 07040-2059 TDS 325 250 0.9 51
Show 07049-1953 ARA 560 206 10.2 53
Show 06596-1933 TDS4357 54 0.7 56
Show 06596-1932 RST2446 320 0.2 57
Show 07056-2009 BRT 307 82 3.9 57
Show 06586-1943 RST2444 278 1.2 58
Show 06593-2109 B 2133 327 0.8 59
Show 06579-2045 TDS4328 319 0.5 59
Show 07001-2115 ARA1310 225 5.5 59
Show 06574-2027 SKF2518 90 28.4 60
Show 06599-2116 B 2134 22 1.9 61
Show 07045-2108 HDS 986 36 0.3 62
Show 06572-2028 ARA 882 274 12.4 63
Show 07049-2103 DON 158 201 6.8 64
Show 07057-2048 I 769 AB 112 2.4 64
Show 07057-2048 I 769 AC 170 9.5 64
Show 07022-1917 DAM1200 97 3.5 65
Show 06575-1949 HDO 93 5 15.4 66
Show 07025-1916 BRT1396 73 5.7 67

 
 
WDS 07016-2021 : COMPONENTS
 
 
  A B C D E F G H
B pa=24.5°
sep=12.53"
 
C pa=25.2°
sep=20.08"
pa=26.3°
sep=7.55"
 
D pa=20.4°
sep=8.04"
pa=211.9°
sep=4.55"
pa=208.4°
sep=12.08"
 
E pa=157.2°
sep=13.05"
pa=180.4°
sep=23.43"
pa=186.6°
sep=30.40"
pa=173.5°
sep=19.70"
 
F pa=319.5°
sep=25.86"
pa=290.6°
sep=23.49"
pa=273.4°
sep=25.38"
pa=301.8°
sep=23.04"
pa=325.5°
sep=38.49"
 
G pa=183.1°
sep=57.05"
pa=186.9°
sep=68.87"
pa=188.8°
sep=76.03"
pa=185.2°
sep=64.77"
pa=190.3°
sep=45.66"
pa=169.9°
sep=77.86"
 
H pa=187.4°
sep=55.49"
pa=190.5°
sep=67.56"
pa=192.1°
sep=74.85"
pa=189.0°
sep=63.35"
pa=195.8°
sep=44.69"
pa=172.7°
sep=75.31"
pa=295.5°
sep=4.52"
 
I pa=240.3°
sep=58.14"
pa=234.2°
sep=68.69"
pa=231.5°
sep=75.44"
pa=235.7°
sep=64.51"
pa=253.2°
sep=58.03"
pa=214.9°
sep=59.03"
pa=300.7°
sep=55.18"
pa=301.2°
sep=50.69"
 
 
07016-2021 A
 
 
Coord arcsec 2000 070137.79-202041.8 Mag 11.58 Spectral class F0V (yellow-white) PmRA -11.00
PmDE 8.0 Tycho2 5971-01039-1
Tycho2
Tycho2 5971-01039-1 Pflag RAmdeg 105.40746467 DEmdeg -20.34496346
PmRA -6.5 PmDE 5.1 E RAmdeg 52 E DEmdeg 47
E pmRA 3.0 E pmDE 3.2 EpRAm 1987.22 EpDEm 1988.47
Num 3 Q RAmdeg 1.3 Q DEmdeg 1.2 Q pmRA 1.3
Q pmDE 1.2 BTmag 11.932 E BTmag 0.081 VTmag 11.581
E VTmag 0.094 Prox 999 TYC HIP
CCDM RAdeg 105.40748083 DEdeg -20.34497528 EpRA 1990 1.52
EpDE 1990 1.64 E RAdeg 53.5 E DEdeg 47.9 Posflg
Corr 0.2
CCDM
Ccdm 07016-2021 RComp Comp A Note1
Note2 Discov num DRAs 1.89 DDEs 20.3
R dRAs 66 Year Theta Rho
Obs 3 Vmag 11.9 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 06573S2012A
HIC
 
 
07016-2021 B
 
 
Coord arcsec 2000 070138.16-202030.4 Coord calc 070138.16-202030.4 Mag 12.5 PmRA -1.00
PmDE 2.0 Calc delta mag 0.92
CCDM
Ccdm 07016-2021 RComp Comp B Note1
Note2 Discov num ARA 887 DRAs 2.30 DDEs 32.4
R dRAs 66 Year 1918 Theta 23 Rho 12.4
Obs 2 Vmag 12.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 06573S2012B
HIC
 
 
07016-2021 C
 
 
Coord arcsec 2000 070138.40-202023.6 Mag 12.8 PmRA 3.00 PmDE 6.0
Calc delta mag 1.22 Calc coord yes
CCDM
Ccdm 07016-2021 RComp B Comp C Note1
Note2 Discov num ARA 887 DRAs DDEs
R dRAs Year 1920 Theta 24 Rho 7.7
Obs 1 Vmag 12.9 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 06573S2012C
HIC
 
 
07016-2021 D
 
 
Coord arcsec 2000 070137.99-202034.3 Mag 12.6 Calc delta mag 1.02 Calc coord yes
 
 
07016-2021 E
 
 
Coord arcsec 2000 070138.15-202053.8 Mag 15.5 Calc delta mag 3.92 Calc coord yes
 
 
07016-2021 F
 
 
Coord arcsec 2000 070136.60-202022.1 Mag 14.12 PmRA -10.00 PmDE 10.0
Calc delta mag 2.54 Calc coord yes
 
 
07016-2021 G
 
 
Coord arcsec 2000 070137.57-202138.8 Mag 14.86 PmRA -1.00 PmDE -12.0
Calc delta mag 3.28 Calc coord yes
 
 
07016-2021 H
 
 
Coord arcsec 2000 070137.28-202136.8 Mag 16 Calc delta mag 4.42 Calc coord yes
 
 
07016-2021 I
 
 
Coord arcsec 2000 070134.20-202110.6 Mag 16.32 PmRA 4.00 PmDE -3.0
Calc delta mag 4.74 Calc coord yes