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Current system
08457-2121
J 1531
HD 74835


Nearby doubles
12' : 08449-2129
B 1988

14' : 08447-2126
HDS1260AB

20' : 08445-2133
ARA1459

44' : 08432-2149
B 1987

58' : 08430-2041
ARA1060

62' : 08495-2054
J 1532

67' : 08498-2155
B 2189

69' : 08484-2027
TDS6110

70' : 08443-2016
I 813

76' : 08405-2101
ARA1058

79' : 08401-2114
BHA 10

80' : 08461-2004
TDS6084

80' : 08405-2049
ARA1059

82' : 08491-2229
ARA1753

85' : 08417-2018
J 2645

90' : 08395-2100
RST5506

93' : 08391-2139
ARA1458

94' : 08470-2254
ARA1752

97' : 08492-2246
ARA1754

98' : 08518-2036
RST2586

98' : 08509-2227
ARA1755

101' : 08385-2131
TDS6001

104' : 08518-2026
B 1109

106' : 08389-2038
ARA1056

107' : 08416-1953
RST4418

108' : 08442-1938
ARA 647



Selections
Full WDS
Binocular doubles
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.

08457-2121 J 1531 (HD 74835)

 
 
08h 45m 39.38s -21° 23' 22.5" P.A. 15.00 sep 7.7 mag 10.60,10.90
 
 
Coord 2000 08457-2121 Discov num J  1531 Comp Coord arcsec 2000 08 45 39.38 -21 23 22.5
Date first 1917 Date last 2018 Obs 13
Pa first 15 Pa last 14.9 P.A. Now (θ) 14.9°
Sep first 5.0 Sep last 7.68 Sep. Now (ρ) 7.68"
Mag pri 10.60 Mag sec 10.90 delta mag (ΔM) 0.3 Spectral class
Pri motion ra -010 Sec motion ra -002
Pri motion dec -001 Sec motion dec +013
Notes
rPM=1.226
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 74835 Constellation Pyxis SAO 176431 Tycho2 6024-02076-1
Gaia DR2 5702589299089241728 HD 74835 DM BD-20 2672
 
 
WDS 08457-2121 J 1531 (HD 74835) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
J__1908 Ma - Jonckheere, R. 1908BuAsI..25..458J
J__1908 Bull. Astronomique 25, 458, 1908
J__1909a Ma - Jonckheere, R. ...................
J__1909a Journal Astronomique 1, no. 1, 1, 1909
J__1909b Ma - Jonckheere, R. ...................
J__1909b Journal Astronomique 1, no. 2, 1909
J__1909c Ma - Jonckheere, R. ...................
J__1909c Journal Astronomique 1, no. 3, 1909
J__1910a Ma j Jonckheere, R. ...................
J__1910a Journal Astronomique 1, no. 4, 25, 1910
J__1910b Ma - Jonckheere, R. ...................
J__1910b Journal Astronomique 1, no. 5, 1910
J__1910c Ma j Jonckheere, R. ...................
J__1910c Journal Astronomique 1, no. 7, 1910
J__1910d Ma - Jonckheere, R. ...................
J__1910d Journal Astronomique 1, no. 7, 1910
J__1910e Ma j Jonckheere, R. ...................
J__1910e Journal Astronomique 1, no. 7, 1910
J__1910f Ma j Jonckheere, R. ...................
J__1910f Journal Astronomique 1, no. 10, 77, 1910
J__1910g Ma - Jonckheere, R. ...................
J__1910g Journal Astronomique 1, no. 11, 81, 1910
J__1910h Ma j Jonckheere, R. ...................
J__1910h Journal Astronomique 1, no. 12, 89, 1910
J__1910i Ma j Jonckheere, R. ...................
J__1910i Journal Astronomique 1, no. 13, 98, 1910
J__1911a Ma - Jonckheere, R. ...................
J__1911a Journal Astronomique 1, no. 15, 114, 1911
J__1911b Ma j Jonckheere, R. ...................
J__1911b Journal Astronomique 1, no. 16, 121, 1911
J__1911c Ma j Jonckheere, R. 1911MNRAS..71..750J
J__1911c MNRAS 71, 750, 1911
J__1911d Ma - Jonckheere, R. 1911MNRAS..72...45J
J__1911d MNRAS 72, 45, 1911
J__1911e Ma - Jonckheere, R. 1911MNRAS..72..156J
J__1911e MNRAS 72, 156, 1911
J__1911f Ma j Jonckheere, R. 1911MNRAS..72..162J
J__1911f MNRAS 72, 162, 1911
J__1912a Ma j Jonckheere, R. 1912MNRAS..72..188J
J__1912a MNRAS 72, 188, 1912
J__1912b Ma j Jonckheere, R. ...................
J__1912b Journal Astronomique 1, no. 17, 129, 1912
J__1912c Ma - Jonckheere, R. ...................
J__1912c Journal Astronomique 1, no. 19, 134, 1912
J__1912d Ma j Jonckheere, R. ...................
J__1912d Journal Astronomique 1, no. 21, 145, 1912
J__1912e Ma - Jonckheere, R. ...................
J__1912e Journal Astronomique 1, no. 22, 148, 1912
J__1912f Ma j Jonckheere, R. ...................
J__1912f Journal Astronomique 1, no. 23, 150, 1912
J__1912g Ma j Jonckheere, R. ...................
J__1912g Journal Astronomique 2, no. 25, 1, 1912
J__1912h Ma - Jonckheere, R. ...................
J__1912h Journal Astronomique 2, no. 26, 5, 1912
J__1913a Ma j Jonckheere, R. ...................
J__1913a Journal Astronomique 2, no. 27, 9, 1913
J__1913b Ma j Jonckheere, R. ...................
J__1913b Journal Astronomique 2, no. 28, 13, 1913
J__1914 Ma - Jonckheere, R. ...................
J__1914 Journal Astronomique 2, no. 29, 18, 1914
J__1917a Ma - Jonckheere, R. 1917MmRAS..61....1J
J__1917a MemRAS 61, 1, 1917
J__1917c Ma j Jonckheere, R. 1917AJ.....31....1J
J__1917c AJ 31, 1, 1917
J__1918 Ma - Jonckheere, R. 1918AJ.....31..113J
J__1918 AJ 31, 113, 1918
J__1918b Ma j Jonckheere, R. 1918MNRAS..78..479J
J__1918b MNRAS 78, 479, 1918
J__1919 Ma j Jonckheere, R. 1919AJ.....32...65J
J__1919 AJ 32, 65, 1919
J__1920 Ma - Jonckheere, R. 1920AJ.....32..166J
J__1920 AJ 32, 166, 1920
J__1924 Ma - Jonckheere, R. 1924AJ.....35..173J
J__1924 +Mb AJ 35, 173, 1924
J__1930 Ma j Jonckheere, R. 1930JO.....13...76J
J__1930 J. Obs. 13, 76, 1930
J__1941a Ma - Jonckheere, R. 1941JO.....24...21J
J__1941a J. Obs. 24, 21, 1941
J__1941b Ma - Jonckheere, R. 1941JO.....24...69J
J__1941b +Mb J. Obs. 24, 69, 1941
J__1941c Ma - Jonckheere, R. 1941JO.....24...93J
J__1941c +Mb J. Obs. 24, 93, 1941
J__1941d Ma - Jonckheere, R. 1941JO.....24..114J
J__1941d +Mb J. Obs. 24, 114, 1941
J__1942a Ma - Jonckheere, R. 1942JO.....25...11J
J__1942a J. Obs. 25, 11, 1942
J__1942b Ma - Jonckheere, R. 1942JO.....25...15J
J__1942b J. Obs. 25, 15, 1942
J__1942c Ma - Jonckheere, R. 1942JO.....25...25J
J__1942c +Mb J. Obs. 25, 25, 1942
J__1942d Mb - Jonckheere, R. 1942JO.....25...78J
J__1942d J. Obs. 25, 78, 1942
J__1943 Ma - Jonckheere, R. 1943JO.....26...28J
J__1943 +Mb J. Obs. 26, 28, 1943
J__1944a Ma j Jonckheere, R. 1944JO.....27....1J
J__1944a +Mb J. Obs. 27, 1, 1944
J__1944b Ma - Jonckheere, R. 1944JO.....27....5J
J__1944b J. Obs. 27, 5, 1944
J__1944c Mb - Jonckheere, R. 1944JO.....27....6J
J__1944c J. Obs. 27, 6, 1944
J__1944d Ma j Jonckheere, R. 1944JO.....27....7J
J__1944d +Mb J. Obs. 27, 7, 1944
J__1944e Ma - Jonckheere, R. 1944JO.....27...11J
J__1944e J. Obs. 27, 11, 1944
J__1945 Ma - Jonckheere, R. 1945JO.....28...26J
J__1945 +Mb J. Obs. 28, 26, 1945
J__1946 Mb j Jonckheere, R. 1946JO.....29...49J
J__1946 J. Obs. 29, 49, 1946
J__1948 Ma j Jonckheere, R. 1948JO.....31...65J
J__1948 J. Obs. 31, 65, 1948
J__1949a Ma j Jonckheere, R. 1949JO.....32...13J
J__1949a +Mb J. Obs. 32, 13, 1949
J__1949b Ma j Jonckheere, R. 1949JO.....32...81J
J__1949b +Mb J. Obs. 32, 81, 1949
J__1952 M+ j Jonckheere, R. 1952JO.....35...37J
J__1952 +Pa J. Obs. 35, 37, 1952
J__1953a Ma - Jonckheere, R. 1953JO.....36...44J
J__1953a J. Obs. 36, 44, 1953
J__1953b Mb j Jonckheere, R. 1953JO.....36...49J
J__1953b J. Obs. 36, 49, 1953
J__1954 Mb j Jonckheere, R. 1954JO.....37...13J
J__1954 J. Obs. 37, 13, 1954
J__1955 Mb - Jonckheere, R. 1955JO.....38..254J
J__1955 J. Obs. 38, 254, 1955
J__1957 Mb j Jonckheere, R. 1957JO.....40....1J
J__1957 J. Obs. 40, 1, 1957
J__1958 Mb j Jonckheere, R. 1958JO.....41..145J
J__1958 J. Obs. 41, 145, 1958
J__1962a M+ j Jonckheere, R. 1962QB821.J64......
J__1962a +Pa General Cat. of Double Stars, Marseille, 1962
J__1962b Ma - Jonckheere, R. (measure by Vanderdonck, J.) 1962QB821.J64......
J__1962b General Cat. of Double Stars, Marseille, 1962
J__1963A - Jonckheere, R. 1963icvd.book.....J
J__1963A cited in IDS (Lick Index Cat.), 1963
J__9999 Ma - Jonckheere, R. ...................
J__9999 +Pp 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
08457-2121 J 1531 1998 7 15 8.0 10.51 10.98 D 084539.38-212322.5
08457-2121 J 1531 1999 8 15 8.0 10.51 10.98 D 084539.38-212322.5
08457-2121 J 1531 2015 11 15 8.0 10.51 10.98 084539.38-212322.5
08457-2121 J 1531 2018 13 15 7.7 10.60 10.90 084539.38-212322.5

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

 
 
WDS 08457-2121 J 1531 (HD 74835) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 08457-2121 J 1531 (HD 74835) : MEASURES
 
 
No records found.

 
 
WDS 08457-2121 (HD 74835) : VIRTUAL EYEPIECE
 
 

08457-2121 J 1531A mag 10.6 08457-2121 J 1531B sep 7.7 P.A. 13.90 mag 10.9 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 08457-2121 (HD 74835) : ALADIN DSS IMAGE @ 08h 45m 39.38s -21° 23' 22.5"
 
 
 
 
WDS 08457-2121 J 1531 (HD 74835) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

08457-2121 J 1531 distance=0' 08449-2129 B 1988 distance=12' 08447-2126 HDS1260AB distance=14' 08447-2126 TOK 395AC distance=14' 08447-2126 TOK 395BC distance=14' 08445-2133 ARA1459 distance=20' 08432-2149 B 1987 distance=44' 08430-2041 ARA1060 distance=58' 08495-2054 J 1532 distance=62' 08498-2155 B 2189 distance=67' 08484-2027 TDS6110 distance=69' 08443-2016 I 813 distance=70' 08405-2101 ARA1058 distance=76' 08401-2114 BHA 10 distance=79' 08461-2004 TDS6084 distance=80' 08405-2049 ARA1059 distance=80' 08491-2229 ARA1753 distance=82' 08417-2018 J 2645 distance=85' 08395-2100 RST5506 distance=90' 08391-2139 ARA1458 distance=93' 08470-2254 ARA1752 distance=94' 08492-2246 ARA1754 distance=97' 08518-2036 RST2586 distance=98' 08509-2227 ARA1755 distance=98' 08385-2131 TDS6001 distance=101' 08518-2026 B 1109 distance=104' 08389-2038 ARA1056 distance=106' 08416-1953 RST4418 distance=107' 08442-1938 ARA 647 distance=108' 08510-2249 ARA1756 distance=114' 08382-2211 B 2664BC distance=114' 08382-2211 B 2664AB distance=114' 08382-2211 B 2664AC distance=114' 08411-2257 TDS 486 distance=114' 08414-2300 RSS 170 distance=114' 08437-2316 BRT1468 distance=116' 08405-2255 BRT1466 distance=117' 08428-2315 BRT1467 distance=119' 08391-2240 BU 208AB distance=119' 08391-2240 BU 208AC distance=119' 08391-2240 JNN 238AD distance=119' 08382-2026 ARA1055 distance=120' 08410-2303 ARA1748 distance=120' 08415-2311 ARA1749 distance=123' 08438-1923 GWP1071 distance=123' 08362-2049 ARA1054 distance=124' 08383-2231 ARA1746 distance=124' 08382-2231 DAM1427 distance=124' 08376-2029 TDS 480 distance=126' 08417-1929 TDS6041 distance=128' 08380-2013 KPP2964 distance=129' 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 08457-2121 J 1531 15 7.7
Show 08449-2129 B 1988 197 0.5 12
Show 08447-2126 HDS1260 AB 136 0.5 14
Show 08447-2126 TOK 395 AC 175 0.6 14
Show 08447-2126 TOK 395 BC 153 0.1 14
Show 08445-2133 ARA1459 15 7.8 20
Show 08432-2149 B 1987 121 1.5 44
Show 08430-2041 ARA1060 314 10.1 58
Show 08495-2054 J 1532 197 10.2 62
Show 08498-2155 B 2189 85 2.0 67
Show 08484-2027 TDS6110 183 0.7 69
Show 08443-2016 I 813 297 3.2 70
Show 08405-2101 ARA1058 142 11.6 76
Show 08401-2114 BHA 10 163 5.7 79
Show 08461-2004 TDS6084 308 1.0 80
Show 08405-2049 ARA1059 90 9.9 80
Show 08491-2229 ARA1753 309 11.4 82
Show 08417-2018 J 2645 306 6.8 85
Show 08395-2100 RST5506 37 2.5 90
Show 08391-2139 ARA1458 255 7.5 93
Show 08470-2254 ARA1752 161 8.7 94
Show 08492-2246 ARA1754 40 11.8 97
Show 08518-2036 RST2586 18 0.2 98
Show 08509-2227 ARA1755 17 11.0 98
Show 08385-2131 TDS6001 354 0.9 101
Show 08518-2026 B 1109 21 0.7 104
Show 08389-2038 ARA1056 129 6.3 106
Show 08416-1953 RST4418 139 0.5 107
Show 08442-1938 ARA 647 151 9.5 108
Show 08510-2249 ARA1756 94 9.0 114
Show 08382-2211 B 2664 BC 59 5.3 114
Show 08382-2211 B 2664 AB 129 11.3 114
Show 08382-2211 B 2664 AC 108 14.0 114
Show 08411-2257 TDS 486 74 1.0 114
Show 08414-2300 RSS 170 209 8.5 114
Show 08437-2316 BRT1468 119 4.6 116
Show 08405-2255 BRT1466 126 4.0 117
Show 08428-2315 BRT1467 137 3.6 119
Show 08391-2240 BU 208 AB 56 0.5 119
Show 08391-2240 BU 208 AC 184 121.0 119
Show 08391-2240 JNN 238 AD 323 7.5 119
Show 08382-2026 ARA1055 229 10.7 120
Show 08410-2303 ARA1748 76 13.9 120
Show 08415-2311 ARA1749 199 6.5 123
Show 08438-1923 GWP1071 168 109.3 123
Show 08362-2049 ARA1054 277 12.3 124
Show 08383-2231 ARA1746 100 9.6 124
Show 08382-2231 DAM1427 164 1.9 124
Show 08376-2029 TDS 480 37 0.8 126
Show 08417-1929 TDS6041 337 2.1 128
Show 08380-2013 KPP2964 180 1.5 129

 
 
WDS 08457-2121 : COMPONENTS
 
 
  A
B pa=13.9°
sep=7.65"
 
 
08457-2121 A
 
 
Componente originario normalizzato AB Name HD 74835 Coord arcsec 2000 084539.38-212322.5 Mag 10.6
PmRA -10.00 PmDE -1.0 SAO 176431 Tycho2 6024-02076-1
HD 74835 DM BD-20 2672
Tycho2
Tycho2 6024-02076-1 Pflag RAmdeg 131.41406773 DEmdeg -21.38957481
PmRA -8.4 PmDE 0.0 E RAmdeg 24 E DEmdeg 29
E pmRA 2.2 E pmDE 2.3 EpRAm 1989.93 EpDEm 1989.15
Num 4 Q RAmdeg 1.8 Q DEmdeg 0.5 Q pmRA 1.8
Q pmDE 0.4 BTmag 10.784 E BTmag 0.044 VTmag 10.505
E VTmag 0.045 Prox 80 TYC T HIP
CCDM RAdeg 131.41408889 DEdeg -21.38957472 EpRA 1990 1.63
EpDE 1990 1.58 E RAdeg 24.0 E DEdeg 30.4 Posflg
Corr 0.1
SAO
SAO 176431 DelFlag RA1950 PmRA1950 0.0001
DE1950 PmDE1950 -0.008 Vmag 9.3 SpType A
Double code Source 23 CatNum 3877 DM BD-20 2672
DMcomp BDsup HD 74835 M HD 0
GC RA1950rad 2.28385697 DE1950rad -0.37012294 PmRA2000 0.0004
PmDE2000 -0.004
 
 
08457-2121 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 084539.51-212315.1 Mag 10.9 PmRA -2.00
PmDE 13.0 Tycho2 6024-02076-2 Calc delta mag 0.3 Calc coord yes
Tycho2
Tycho2 6024-02076-2 Pflag RAmdeg 131.41470237 DEmdeg -21.38740217
PmRA -8.5 PmDE 8.2 E RAmdeg 31 E DEmdeg 40
E pmRA 2.2 E pmDE 2.3 EpRAm 1988.64 EpDEm 1987.14
Num 4 Q RAmdeg 1.0 Q DEmdeg 1.7 Q pmRA 1.0
Q pmDE 1.7 BTmag 11.122 E BTmag 0.054 VTmag 10.983
E VTmag 0.068 Prox 80 TYC T HIP
CCDM RAdeg 131.41472361 DEdeg -21.38742139 EpRA 1990 1.61
EpDE 1990 1.55 E RAdeg 32.1 E DEdeg 40.8 Posflg
Corr 0.0