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Doubles in session


Current system
11427-1838
ALD 48
HD 101771


Nearby doubles
33' : 11430-1805
ALD 49

34' : 11406-1821
HU 464

34' : 11448-1821
HDS1658

35' : 11436-1806
HU 465

35' : 11404-1827
LDS4132

38' : 11415-1804
KPP1450

41' : 11454-1825
NSN 110

50' : 11461-1843
KPP2734

53' : 11446-1752
GWP1659

61' : 11436-1937
GWP1652

66' : 11383-1856
B 2535

66' : 11402-1749
TSN 47

68' : 11474-1847
TDS8025

68' : 11446-1736
GWP1658

69' : 11388-1757
GWP1630

81' : 11421-1717
RST3752AB

85' : 11400-1954
UC 2188

87' : 11483-1803
UC 2208

88' : 11384-1941
UC 2180

89' : 11422-1710
GWP1647

91' : 11387-1727
RST3748

92' : 11491-1831
UC 2211

93' : 11395-1958
UC 2187

94' : 11363-1816
GWP1620

95' : 11490-1811
RST2767

96' : 11494-1848
GWP1684



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.

11427-1838 ALD 48 (HD 101771)

 
 
11h 42m 40.81s -18° 37' 34.7" P.A. 128.00 sep 2.8 mag 10.00,11.80 Sp A2IV
 
 
Coord 2000 11427-1838 Discov num ALD  48 Comp Coord arcsec 2000 11 42 40.81 -18 37 34.7
Date first 1927 Date last 2015 Obs 6
Pa first 128 Pa last 128.1 P.A. Now (θ) 128.1°
Sep first 2.7 Sep last 2.779 Sep. Now (ρ) 2.779"
Mag pri 10.00 Mag sec 11.80 delta mag (ΔM) 1.8 Spectral class A2IV (white)
Pri motion ra -022 Sec motion ra
Pri motion dec +008 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 101771 Constellation Crater Tycho2 6089-01045-1 Gaia DR2 3543741201982881536
HD 101771
 
 
WDS 11427-1838 ALD 48 (HD 101771) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Ald1924 Po - Alden, H.L. 1924AJ.....35..167A
Ald1924 AJ 35, 167, 1924
Ald1925 orb - Alden, H.L. 1925AJ.....36...81A
Ald1925 AJ 36, 81, 1925
Ald1928 Po j Alden, H.L. 1928AJ.....39...20A
Ald1928 AJ 39, 20, 1928
Ald1929 Po - Alden, H.L. 1929AJ.....39..154A
Ald1929 AJ 39, 154, 1929
Ald1931 Po - Alden, H.L. 1931AJ.....41...52A
Ald1931 AJ 41, 52, 1931
Ald1932A - Alden, H.L. 1932QB821.A43......
Ald1932A cited in ADS (Aitken Double Star Cat.), 1932
Ald1935 - Alden, H.L. 1935AJ.....44..191A
Ald1935 AJ 44, 191, 1935
Ald1936a Po - Alden, H.L. 1936AJ.....45...73A
Ald1936a AJ 45, 73, 1936
Ald1936b orb - Alden, H.L. 1936AJ.....45...82A
Ald1936b AJ 45, 82, 1936
Ald1936c orb - Alden, H.L. 1936AJ.....45..113A
Ald1936c AJ 45, 113, 1936
Ald1938a orb - Alden, H.L. 1938AJ.....46..189A
Ald1938a AJ 46, 189, 1938
Ald1938b orb - Alden, H.L. 1938AJ.....47....9A
Ald1938b AJ 47, 9, 1938
Ald1939a orb - Alden, H.L. 1939AJ.....47..185A
Ald1939a AJ 47, 185, 1939
Ald1939b orb - Alden, H.L. 1939AJ.....48...81A
Ald1939b AJ 48, 81, 1939
Ald1942 orb - Alden, H.L. 1942AJ.....50...73A
Ald1942 AJ 50, 73, 1942
Ald1943 Po - Alden, H.L. 1943AJ.....50..139A
Ald1943 AJ 50, 139, 1943
Ald1945 Po - Alden, H.L. 1945AJ.....51..195A
Ald1945 AJ 51, 195, 1945
Ald1946 orb - Alden, H.L. 1946AJ.....52...73A
Ald1946 AJ 52, 73, 1946
Ald1951 orb - Alden, H.L. 1951AJ.....56...34A
Ald1951 AJ 56, 34, 1951
Ald1957 Po - Alden, H.L. 1957AJ.....62Q.276A
Ald1957 AJ 62, 276, 1957
Ald9999 Po - Alden, H.L. ...................
Ald9999 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
11427-1838 ALD 48 2003 3 127 2.6 10.00 11.80 A2IV 114240.81-183734.7
11427-1838 ALD 48 2015 6 128 2.8 10.00 11.80 A2IV 114240.81-183734.7

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

 
 
WDS 11427-1838 ALD 48 (HD 101771) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 11427-1838 ALD 48 (HD 101771) : MEASURES
 
 
No records found.

 
 
WDS 11427-1838 (HD 101771) : VIRTUAL EYEPIECE
 
 

11427-1838 ALD 48A mag 10 Sp A2IV 11427-1838 ALD 48B sep 2.7 P.A. 129.60 mag 11.8 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 11427-1838 (HD 101771) : ALADIN DSS IMAGE @ 11h 42m 40.81s -18° 37' 34.7"
 
 
 
 
WDS 11427-1838 ALD 48 (HD 101771) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

11427-1838 ALD 48 distance=0' 11430-1805 ALD 49 distance=33' 11406-1821 HU 464 distance=34' 11448-1821 HDS1658 distance=34' 11436-1806 HU 465 distance=35' 11404-1827 LDS4132 distance=35' 11415-1804 KPP1450 distance=38' 11454-1825 NSN 110 distance=41' 11461-1843 KPP2734 distance=50' 11446-1752 GWP1659 distance=53' 11436-1937 GWP1652 distance=61' 11383-1856 B 2535 distance=66' 11402-1749 TSN 47 distance=66' 11474-1847 TDS8025 distance=68' 11446-1736 GWP1658 distance=68' 11388-1757 GWP1630 distance=69' 11421-1717 RST3752AB distance=81' 11421-1717 CVR 6AB,C distance=81' 11400-1954 UC 2188 distance=85' 11483-1803 UC 2208 distance=87' 11384-1941 UC 2180 distance=88' 11422-1710 GWP1647 distance=89' 11387-1727 RST3748 distance=91' 11491-1831 UC 2211 distance=92' 11395-1958 UC 2187 distance=93' 11363-1816 GWP1620 distance=94' 11490-1811 RST2767 distance=95' 11494-1848 GWP1684 distance=96' 11420-1701 TOK 384Aa,Ab distance=98' 11420-1701 TOK 384AB distance=98' 11456-2021 LDS4140 distance=112' 11466-2015 NSN 109 distance=112' 11495-1937 LDS 368AB distance=114' 11495-1937 NVL 6AD distance=114' 11495-1937 DAM 75BC distance=114' 11444-1641 J 1601 distance=119' 11353-1739 GWP1617 distance=122' 11355-1946 LDS4120 distance=124' 11505-1744 LDS 370 distance=124' 11376-1656 HJ 1192 distance=126' 11352-1733 GWP1616 distance=126' 11486-2011 B 800 distance=126' 11406-1633 LDS 356 distance=128' 11399-2045 LDS4129 distance=134' 11344-1943 GWP1613 distance=135' 11423-2056 NSN 108 distance=139' 11466-1631 RST3755 distance=139' 11408-2056 LDS4134 distance=142' 11383-1629 GWP1627 distance=144' 11452-2057 DON 494 distance=144' 11348-1708 TDS7936 distance=145' 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 11427-1838 ALD 48 128 2.8
Show 11430-1805 ALD 49 76 4.0 33
Show 11406-1821 HU 464 64 1.0 34
Show 11448-1821 HDS1658 97 0.3 34
Show 11436-1806 HU 465 111 0.4 35
Show 11404-1827 LDS4132 46 33.5 35
Show 11415-1804 KPP1450 254 10.9 38
Show 11454-1825 NSN 110 196 1.2 41
Show 11461-1843 KPP2734 267 8.2 50
Show 11446-1752 GWP1659 181 57.8 53
Show 11436-1937 GWP1652 189 33.8 61
Show 11383-1856 B 2535 310 2.3 66
Show 11402-1749 TSN 47 105 435.2 66
Show 11474-1847 TDS8025 17 0.9 68
Show 11446-1736 GWP1658 20 6.4 68
Show 11388-1757 GWP1630 5 18.1 69
Show 11421-1717 RST3752 AB 291 0.2 81
Show 11421-1717 CVR 6 AB,C 318 9.9 81
Show 11400-1954 UC 2188 204 8.7 85
Show 11483-1803 UC 2208 273 13.2 87
Show 11384-1941 UC 2180 42 15.1 88
Show 11422-1710 GWP1647 226 99.3 89
Show 11387-1727 RST3748 86 1.3 91
Show 11491-1831 UC 2211 205 19.3 92
Show 11395-1958 UC 2187 332 9.0 93
Show 11363-1816 GWP1620 56 12.1 94
Show 11490-1811 RST2767 170 0.7 95
Show 11494-1848 GWP1684 320 16.7 96
Show 11420-1701 TOK 384 Aa,Ab 200 0.2 98
Show 11420-1701 TOK 384 AB 272 1.0 98
Show 11456-2021 LDS4140 60 15.2 112
Show 11466-2015 NSN 109 23 1.3 112
Show 11495-1937 LDS 368 AB 91 9.1 114
Show 11495-1937 NVL 6 AD 232 32.9 114
Show 11495-1937 DAM 75 BC 77 15.0 114
Show 11444-1641 J 1601 252 10.6 119
Show 11353-1739 GWP1617 336 72.5 122
Show 11355-1946 LDS4120 184 16.1 124
Show 11505-1744 LDS 370 58 19.1 124
Show 11376-1656 HJ 1192 358 13.7 126
Show 11352-1733 GWP1616 147 278.7 126
Show 11486-2011 B 800 33 1.1 126
Show 11406-1633 LDS 356 333 5.1 128
Show 11399-2045 LDS4129 342 65.4 134
Show 11344-1943 GWP1613 86 20.6 135
Show 11423-2056 NSN 108 168 8.4 139
Show 11466-1631 RST3755 93 0.5 139
Show 11408-2056 LDS4134 334 67.8 142
Show 11383-1629 GWP1627 150 14.6 144
Show 11452-2057 DON 494 99 1.4 144
Show 11348-1708 TDS7936 104 0.5 145

 
 
WDS 11427-1838 : COMPONENTS
 
 
  A
B pa=129.6°
sep=2.69"
 
 
11427-1838 A
 
 
Componente originario normalizzato AB Name HD 101771 Coord arcsec 2000 114240.81-183734.7 Mag 10
Spectral class A2IV (white) PmRA -22.00 PmDE 8.0 Tycho2 6089-01045-1
HD 101771
Tycho2
Tycho2 6089-01045-1 Pflag RAmdeg 175.67007421 DEmdeg -18.62630310
PmRA -5.4 PmDE 0.8 E RAmdeg 24 E DEmdeg 25
E pmRA 2.5 E pmDE 2.6 EpRAm 1990.03 EpDEm 1990.09
Num 4 Q RAmdeg 1.5 Q DEmdeg 1.8 Q pmRA 1.4
Q pmDE 1.8 BTmag 10.777 E BTmag 0.040 VTmag 10.535
E VTmag 0.042 Prox 999 TYC T HIP
CCDM RAdeg 175.67008472 DEdeg -18.62630167 EpRA 1990 1.56
EpDE 1990 1.60 E RAdeg 24.5 E DEdeg 25.8 Posflg
Corr 0.3
CCDM
Ccdm 11427-1838 RComp Comp A Note1
Note2 Discov num DRAs -1.12 DDEs 24.4
R dRAs 66 Year Theta Rho
Obs 2 Vmag 10.0 Sp A0 PmNote
PmRA PmDE Dm number -17 3448 Cat1 BD
Name2 Cat2 HD 101771 M HD
ADS BDS M ADS BDS N IDS IDS 11376S1804A
HIC
 
 
11427-1838 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 114240.96-183736.4 Mag 11.8 Calc delta mag 1.8
Calc coord yes
CCDM
Ccdm 11427-1838 RComp Comp B Note1
Note2 Discov num ALD 48 DRAs DDEs
R dRAs Year 1927 Theta 128 Rho 2.7
Obs 2 Vmag 11.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 11376S1804B
HIC