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Current system
07222-2016
DON 176


Nearby doubles
13' : 07221-2004
B 1972

15' : 07221-2031
TDS4742AB

20' : 07218-1958
TDS4738

22' : 07219-1955
ARA 580

23' : 07237-2024
ARA 916

24' : 07207-2030
ARA 909

25' : 07205-2009
ARA 577

25' : 07239-2020
ARA 917

26' : 07239-2023
ARA 918

27' : 07211-2039
ARA 910

28' : 07241-2018
ARA 919

28' : 07209-2039
DON 170AB

29' : 07211-1953
TDS 359

35' : 07214-1944
LV 4

35' : 07224-2050
ARA 915

37' : 07197-2005
BRT1403

37' : 07248-2019
ARA 922

39' : 07203-2045
BRT1405

40' : 07214-1938
ARA 579

41' : 07215-2056
ARA 911

42' : 07222-2058
ARA 914

43' : 07238-1941
TDS 366

45' : 07242-2050
ARA 920

48' : 07242-2054
ARA 921

49' : 07188-2003
ARA 575

49' : 07206-1933
BRT1406



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

07222-2016 DON 176

 
 
07h 22m 07.28s -20° 16' 56.0" P.A. 58.00 sep 1.6 mag 10.98,11.42 Sp A0
 
 
Coord 2000 07222-2016 Discov num DON 176 Comp Coord arcsec 2000 07 22 07.28 -20 16 56.0
Date first 1933 Date last 2016 Obs 5
Pa first 55 Pa last 58.1 P.A. Now (θ) 58.1°
Sep first 1.4 Sep last 1.643 Sep. Now (ρ) 1.643"
Mag pri 10.98 Mag sec 11.42 delta mag (ΔM) 0.44 Spectral class A0 (white)
Pri motion ra -012 Sec motion ra -012
Pri motion dec +003 Sec motion dec +003
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Canis Major Tycho2 5974-03828-1 Gaia DR2 2929867023936068224
 
 
WDS 07222-2016 DON 176 : 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
07222-2016 DON 176 1991 3 57 1.6 10.98 11.42 A0 072207.28-201656.0
07222-2016 DON 176 2015 4 58 1.6 10.98 11.42 A0 072207.28-201656.0
07222-2016 DON 176 2016 5 58 1.6 10.98 11.42 A0 072207.28-201656.0

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

 
 
WDS 07222-2016 DON 176 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 07222-2016 DON 176 : MEASURES
 
 
No records found.

 
 
WDS 07222-2016 : VIRTUAL EYEPIECE
 
 

07222-2016 DON 176A mag 10.98 Sp A0 07222-2016 DON 176B sep 1.6 P.A. 56.40 mag 11.42 virtual eyepiece
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Radius:
Components only
 
 
WDS 07222-2016 : ALADIN DSS IMAGE @ 07h 22m 07.28s -20° 16' 56.0"
 
 
 
 
WDS 07222-2016 DON 176 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

07222-2016 DON 176 distance=0' 07221-2004 B 1972 distance=13' 07221-2031 TDS4742AB distance=15' 07221-2031 ARA 912AC distance=15' 07218-1958 TDS4738 distance=20' 07219-1955 ARA 580 distance=22' 07237-2024 ARA 916 distance=23' 07207-2030 ARA 909 distance=24' 07205-2009 ARA 577 distance=25' 07239-2020 ARA 917 distance=25' 07239-2023 ARA 918 distance=26' 07211-2039 ARA 910 distance=27' 07241-2018 ARA 919 distance=28' 07209-2039 DON 170AB distance=28' 07211-1953 TDS 359 distance=29' 07214-1944 LV 4 distance=35' 07224-2050 ARA 915 distance=35' 07197-2005 BRT1403 distance=37' 07248-2019 ARA 922 distance=37' 07203-2045 BRT1405 distance=39' 07214-1938 ARA 579 distance=40' 07215-2056 ARA 911 distance=41' 07222-2058 ARA 914 distance=42' 07238-1941 TDS 366 distance=43' 07242-2050 ARA 920 distance=45' 07242-2054 ARA 921 distance=48' 07188-2003 ARA 575 distance=49' 07206-1933 BRT1406 distance=49' 07187-2009 ARA 574 distance=50' 07186-2011 ARA 572 distance=51' 07258-2020 ARA 925 distance=52' 07187-2037 BRT 314 distance=52' 07221-2109 ARA 913 distance=53' 07183-2013 TDS 352 distance=54' 07227-2110 HO 626 distance=56' 07227-2109 HO 521 distance=56' 07204-1925 TDS4718 distance=58' 07262-2024 DON 181 distance=58' 07260-2041 ARA 927 distance=61' 07250-2101 HJ 3964 distance=61' 07214-1917 B 1971 distance=62' 07247-2109 ARA 923 distance=64' 07183-2053 ARA 906 distance=65' 07240-2117 ARA1335 distance=66' 07258-2057 BU 198 distance=66' 07245-1918 TDS4778 distance=68' 07251-2110 BU 199AB distance=69' 07251-2110 HO 522AC distance=69' 07251-2110 DAM1372AD distance=69' 07267-2042 TDS 372 distance=69' 07187-1929 ARA 573 distance=69' 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 07222-2016 DON 176 58 1.6
Show 07221-2004 B 1972 33 0.9 13
Show 07221-2031 TDS4742 AB 114 2.1 15
Show 07221-2031 ARA 912 AC 356 7.1 15
Show 07218-1958 TDS4738 123 0.6 20
Show 07219-1955 ARA 580 40 7.4 22
Show 07237-2024 ARA 916 4 14.1 23
Show 07207-2030 ARA 909 78 11.7 24
Show 07205-2009 ARA 577 315 14.2 25
Show 07239-2020 ARA 917 152 13.1 25
Show 07239-2023 ARA 918 104 11.9 26
Show 07211-2039 ARA 910 202 12.6 27
Show 07241-2018 ARA 919 160 13.7 28
Show 07209-2039 DON 170 AB 286 2.2 28
Show 07211-1953 TDS 359 114 1.3 29
Show 07214-1944 LV 4 311 2.1 35
Show 07224-2050 ARA 915 170 9.5 35
Show 07197-2005 BRT1403 202 4.9 37
Show 07248-2019 ARA 922 132 14.4 37
Show 07203-2045 BRT1405 206 4.7 39
Show 07214-1938 ARA 579 79 13.8 40
Show 07215-2056 ARA 911 81 12.5 41
Show 07222-2058 ARA 914 197 9.1 42
Show 07238-1941 TDS 366 342 0.9 43
Show 07242-2050 ARA 920 263 13.5 45
Show 07242-2054 ARA 921 106 10.2 48
Show 07188-2003 ARA 575 33 14.1 49
Show 07206-1933 BRT1406 33 3.0 49
Show 07187-2009 ARA 574 62 6.5 50
Show 07186-2011 ARA 572 215 12.2 51
Show 07258-2020 ARA 925 338 6.1 52
Show 07187-2037 BRT 314 119 4.8 52
Show 07221-2109 ARA 913 51 10.0 53
Show 07183-2013 TDS 352 57 1.4 54
Show 07227-2110 HO 626 109 1.0 56
Show 07227-2109 HO 521 208 2.3 56
Show 07204-1925 TDS4718 104 0.5 58
Show 07262-2024 DON 181 134 0.5 58
Show 07260-2041 ARA 927 124 11.0 61
Show 07250-2101 HJ 3964 347 4.5 61
Show 07214-1917 B 1971 148 2.2 62
Show 07247-2109 ARA 923 56 6.8 64
Show 07183-2053 ARA 906 274 12.1 65
Show 07240-2117 ARA1335 286 17.1 66
Show 07258-2057 BU 198 214 5.7 66
Show 07245-1918 TDS4778 186 0.8 68
Show 07251-2110 BU 199 AB 24 1.8 69
Show 07251-2110 HO 522 AC 120 6.4 69
Show 07251-2110 DAM1372 AD 303 97.7 69
Show 07267-2042 TDS 372 6 1.3 69
Show 07187-1929 ARA 573 128 7.9 69

 
 
WDS 07222-2016 : COMPONENTS
 
 
  A
B pa=56.4°
sep=1.57"
 
 
07222-2016 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 072207.28-201656.0 Mag 10.98 Spectral class A0 (white)
PmRA -12.00 PmDE 3.0 Tycho2 5974-03828-1
Tycho2
Tycho2 5974-03828-1 Pflag P RAmdeg 110.53033492 DEmdeg -20.28221132
PmRA -11.8 PmDE 2.9 E RAmdeg 37 E DEmdeg 35
E pmRA 2.7 E pmDE 2.7 EpRAm 1989.03 EpDEm 1989.37
Num 4 Q RAmdeg 0.9 Q DEmdeg 1.6 Q pmRA 0.9
Q pmDE 1.6 BTmag 11.242 E BTmag 0.055 VTmag 10.979
E VTmag 0.064 Prox 16 TYC T HIP
CCDM RAdeg 110.53023333 DEdeg -20.28229750 EpRA 1990 1.73
EpDE 1990 1.71 E RAdeg 37.5 E DEdeg 35.5 Posflg D
Corr 0.1
 
 
07222-2016 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 072207.37-201655.1 Mag 11.42 PmRA -12.00
PmDE 3.0 Tycho2 5974-03684-1 Calc delta mag 0.44 Calc coord yes
Tycho2
Tycho2 5974-03684-1 Pflag RAmdeg 110.53348497 DEmdeg -20.27518556
PmRA 0.4 PmDE 0.3 E RAmdeg 103 E DEmdeg 100
E pmRA 3.5 E pmDE 3.6 EpRAm 1976.88 EpDEm 1978.83
Num 3 Q RAmdeg 1.5 Q DEmdeg 1.7 Q pmRA 1.5
Q pmDE 1.7 BTmag 12.452 E BTmag 0.188 VTmag 11.389
E VTmag 0.093 Prox 266 TYC HIP
CCDM RAdeg 110.53348389 DEdeg -20.27518694 EpRA 1990 1.75
EpDE 1990 1.74 E RAdeg 114.6 E DEdeg 109.6 Posflg
Corr 0.0