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Current system
11249-1741
HJ 840
Gam Crt


Nearby doubles
36' : 11272-1729
TDS7862

44' : 11271-1810
UC 2140

57' : 11248-1837
TOI 676

69' : 11210-1702
NSN 111

71' : 11288-1825
GWP1588

77' : 11288-1833
GWP1589

80' : 11284-1639
KPP2014

81' : 11268-1626
FOX 67

83' : 11252-1903
TSN 82

84' : 11201-1654
LDS 346

86' : 11247-1907
GWP1579

97' : 11300-1639
GWP1594

104' : 11272-1604
LDS4100AB

113' : 11241-1933
TOI 737

121' : 11164-1752
RST2737

122' : 11210-1553
UC 2121

127' : 11174-1849
B 2534

127' : 11272-1539
HU 462

129' : 11327-1637
TDS7916

129' : 11220-1539
ITF 13

131' : 11178-1903
WSP 31AB

131' : 11248-1952
GWP1580

138' : 11153-1730
HU 461

139' : 11154-1807
LDS 342AB

141' : 11344-1707
J 1576

143' : 11253-2003
KPP 247



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.

11249-1741 HJ 840 (Gam Crt)

 
 
11h 24m 52.98s -17° 41' 02.5" P.A. 92.00 sep 4.4 mag 4.09,7.90 Sp A7V dist. 25.24 pc (82.33 l.y.)
 
 
Coord 2000 11249-1741 Discov num HJ  840 Comp Coord arcsec 2000 11 24 52.98 -17 41 02.5
Date first 1827 Date last 2017 Obs 25
Pa first 105 Pa last 92.4 P.A. Now (θ) 92.4°
Sep first 3.0 Sep last 4.35 Sep. Now (ρ) 4.35"
Mag pri 4.09 Mag sec 7.90 delta mag (ΔM) 3.81 Spectral class A7V (white)
Pri motion ra -097 Sec motion ra -108
Pri motion dec +004 Sec motion dec +006
Notes N T (See Notes, Parallax indicates physical)
rPM=0.103 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name Gam Crt Constellation Crater SAO 156661 HIP 55705
Tycho2 6088-02155-1 Gaia DR2 3546521385853638912 HD 99211 HR 4405
GC 15669 ADS 8153 BD BD-16 3244 Bayer Gamma Crateris
Bayer name Gam Crt Flamsteed 15 Crateris Flamsteed name 15 Crt FK5 431
Distance 25.24 Distance ly 82.33 Bayer greek γ Crt
 
 
WDS 11249-1741 HJ 840 (Gam Crt) : NOTES
 
 
discov_num notes refcode
HJ 840 gam Crt = 15 Crt
 
 
REFERENCES
 
 
refcode metd author reference
HJ_1826 Mb - Herschel, J.F.W. 1826MmRAS...2..459H
HJ_1826 MemRAS 2, 459, 1826
HJ_1829a Mb - Herschel, J.F.W. 1829MmRAS...3...47H
HJ_1829a MemRAS 3, 47, 1829
HJ_1829b Mb - Herschel, J.F.W. 1829MmRAS...3..177H
HJ_1829b MemRAS 3, 177, 1829
HJ_1831 Ma - Herschel, J.F.W. 1831MmRAS...4..331H
HJ_1831 +Mb MemRAS 4, part 2, 331, 1831
HJ_1833a Ma - Herschel, J.F.W. 1833MmRAS...5...13H
HJ_1833a +Mb MemRAS 5, 13, 1833
HJ_1833b orb - Herschel, J.F.W. 1833MmRAS...5..171H
HJ_1833b MemRAS 5, 171, 1833
HJ_1833c Mb - Herschel, J.F.W. 1833MmRAS...6....1H
HJ_1833c MemRAS 6, 1, 1833
HJ_1833d orb - Herschel, J.F.W. 1833MmRAS...6..149H
HJ_1833d MemRAS 6, 149, 1833
HJ_1835 Ma - Herschel, J.F.W. 1835MmRAS...8...37H
HJ_1835 +Mb MemRAS 8, 37, 1835
HJ_1836 Mb - Herschel, J.F.W. 1836MmRAS...9..193H
HJ_1836 MemRAS 9, 193, 1836
HJ_1847a Ma j Herschel, J.F.W. .
HJ_1847a +Mb Cape Results, London, 1847 (Cape of Good Hope Astronomical Observations 1834-1838)
HJ_1847b Ma j Herschel, J.F.W. .
HJ_1847b Cape Results, London, 1847
HJ_1850 orb - Herschel, J.F.W. 1850MmRAS..18...47H
HJ_1850 MemRAS 18, 47, 1850
HJ_1870 Mb - Herschel, J.F.W. 1870MmRAS..38....1H
HJ_1870 MemRAS 38, 1, 1870
HJ_1874A - Herschel, J.F.W. 1874MNRAS..35...28B
HJ_1874A cited by Burnham (MNRAS 35, 28, 1874)
HJ_1875A Ma - Herschel, J.F.W. 1875AN.....85..323D
HJ_1875A +Mb cited by Doberck, 1875 (see Dob1875b,f,g,h)
HJ_1880A Ma - Herschel, J.F.W. 1880Obs.....3..508G
HJ_1880A +Mb cited by Gledhill (Obs 3, 508, 1880)
HJ_1880B Mb - Herschel, J.F.W. 1880MNRAS..40..497B
HJ_1880B cited by Burnham (MNRAS 40, 497, 1880)
HJ_1897A Ma j Herschel, J.F.W. 1897MNRAS..57..541S
HJ_1897A cited by See (MNRAS 57, 541, 1897)
HJ_1905A Ma - Herschel, J.F.W. 1905LicOB...3..147A
HJ_1905A +Mb cited by Aitken (Lick Obs. Bull. 3, 147, 1905)
HJ_1906A Ma - Herschel, J.F.W. 1906MmRAS..56....1L
HJ_1906A +Mb cited by Lewis (MemRAS 56, 1, 1906)
HJ_1906B Ma - Herschel, J.F.W. 1906QB821.B972.....
HJ_1906B +Mb cited in BDS (Burnham Double Star Cat.), 1906
HJ_1927A Mb - Herschel, J.F.W. 1927sdsc.book......
HJ_1927A cited in SDS (Southern Double Star Catalog), 1927
HJ_1932A Mb - Herschel, J.F.W. 1932QB821.A43......
HJ_1932A cited in ADS (Aitken Double Star Cat.), 1932
HJ_9999 M j Herschel, J.F.W. ...................
HJ_9999 +Ma 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
11249-1741 HJ 840 1968 19 93 5.3 4.10 7.90 A5V N D 112452.98-174102.5
11249-1741 HJ 840 2010 22 93 5.0 4.10 7.90 A5V N D 112452.98-174102.5
11249-1741 HJ 840 2015 23 93 4.9 4.09 7.90 A5V N 112452.98-174102.5
11249-1741 HJ 840 2017 24 92 4.4 4.09 7.90 A5V N 112452.98-174102.5

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

 
 
WDS 11249-1741 HJ 840 (Gam Crt) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 11249-1741 HJ 840 (Gam Crt) : MEASURES
 
 
No records found.

 
 
WDS 11249-1741 (Gam Crt) : VIRTUAL EYEPIECE
 
 

11249-1741 HJ 840A mag 4.09 Sp A7V 11249-1741 HJ 840B sep 4.1 P.A. 92.50 mag 7.9 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 11249-1741 (Gam Crt) : ALADIN DSS IMAGE @ 11h 24m 52.98s -17° 41' 02.5"
 
 
 
 
WDS 11249-1741 HJ 840 (Gam Crt) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

11249-1741 HJ 840 distance=0' 11272-1729 TDS7862 distance=36' 11271-1810 UC 2140 distance=44' 11248-1837 TOI 676 distance=57' 11292-1721 BU 601BC distance=66' 11292-1721 H 4 112A,BC distance=66' 11210-1702 NSN 111 distance=69' 11288-1825 GWP1588 distance=71' 11288-1833 GWP1589 distance=77' 11284-1639 KPP2014 distance=80' 11268-1626 FOX 67 distance=81' 11252-1903 TSN 82 distance=83' 11201-1654 LDS 346 distance=84' 11247-1907 GWP1579 distance=86' 11300-1639 GWP1594 distance=97' 11272-1604 HDS1627Aa,Ab distance=104' 11272-1604 LDS4100AB distance=104' 11241-1933 TOI 737 distance=113' 11164-1752 RST2737 distance=121' 11210-1553 UC 2121 distance=122' 11174-1849 B 2534 distance=127' 11272-1539 HU 462 distance=127' 11327-1637 TDS7916 distance=129' 11220-1539 ITF 13 distance=129' 11178-1903 WSP 31AB distance=131' 11248-1952 GWP1580 distance=131' 11153-1730 HU 461 distance=138' 11154-1807 LDS 342AB distance=139' 11154-1807 LDS 342AC distance=139' 11154-1807 LDS 342BC distance=140' 11344-1707 J 1576 distance=141' 11253-2003 KPP 247 distance=143' 11348-1708 TDS7936 distance=146' 11352-1733 GWP1616 distance=148' 11353-1739 GWP1617 distance=149' 11281-2003 TDS7871 distance=149' 11192-1950 ARA 683AB distance=152' 11192-1950 TOK 383Aa,Ab distance=152' 11157-1621 SHJ 372 distance=155' 11158-1615 UC 2109 distance=156' 11140-1721 ARA 65 distance=158' 11326-1936 ARA 686 distance=160' 11276-2017 LDS4103 distance=161' 11168-1935 ARA 680 distance=163' 11250-1458 GWP1582 distance=163' 11363-1816 GWP1620 distance=167' 11268-1456 LDS4099AB distance=168' 11268-1456 WNO 39AC distance=168' 11196-2014 TDS7792 distance=171' 11184-2005 ARA 681 distance=172' 11214-2027 STN 22 distance=174' 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 11249-1741 HJ 840 92 4.4
Show 11272-1729 TDS7862 105 0.5 36
Show 11271-1810 UC 2140 225 19.1 44
Show 11248-1837 TOI 676 284 1.3 57
Show 11292-1721 BU 601 BC 199 1.0 66
Show 11292-1721 H 4 112 A,BC 330 27.7 66
Show 11210-1702 NSN 111 95 3.0 69
Show 11288-1825 GWP1588 242 111.0 71
Show 11288-1833 GWP1589 178 20.4 77
Show 11284-1639 KPP2014 264 16.0 80
Show 11268-1626 FOX 67 194 1.8 81
Show 11252-1903 TSN 82 70 256.0 83
Show 11201-1654 LDS 346 82 64.7 84
Show 11247-1907 GWP1579 287 44.0 86
Show 11300-1639 GWP1594 323 8.9 97
Show 11272-1604 HDS1627 Aa,Ab 114 0.2 104
Show 11272-1604 LDS4100 AB 159 50.0 104
Show 11241-1933 TOI 737 46 0.8 113
Show 11164-1752 RST2737 255 0.3 121
Show 11210-1553 UC 2121 356 36.2 122
Show 11174-1849 B 2534 230 2.3 127
Show 11272-1539 HU 462 35 0.5 127
Show 11327-1637 TDS7916 294 0.5 129
Show 11220-1539 ITF 13 300 4.9 129
Show 11178-1903 WSP 31 AB 253 15.8 131
Show 11248-1952 GWP1580 33 55.2 131
Show 11153-1730 HU 461 76 1.9 138
Show 11154-1807 LDS 342 AB 261 18.8 139
Show 11154-1807 LDS 342 AC 314 90.7 139
Show 11154-1807 LDS 342 BC 319 85.4 140
Show 11344-1707 J 1576 59 10.9 141
Show 11253-2003 KPP 247 13 4.8 143
Show 11348-1708 TDS7936 104 0.5 146
Show 11352-1733 GWP1616 147 278.7 148
Show 11353-1739 GWP1617 336 72.5 149
Show 11281-2003 TDS7871 301 0.5 149
Show 11192-1950 ARA 683 AB 181 20.1 152
Show 11192-1950 TOK 383 Aa,Ab 148 0.0 152
Show 11157-1621 SHJ 372 300 19.2 155
Show 11158-1615 UC 2109 356 43.6 156
Show 11140-1721 ARA 65 11 14.6 158
Show 11326-1936 ARA 686 279 6.8 160
Show 11276-2017 LDS4103 345 14.3 161
Show 11168-1935 ARA 680 183 8.4 163
Show 11250-1458 GWP1582 58 11.7 163
Show 11363-1816 GWP1620 56 12.1 167
Show 11268-1456 LDS4099 AB 278 24.4 168
Show 11268-1456 WNO 39 AC 103 23.0 168
Show 11196-2014 TDS7792 131 1.3 171
Show 11184-2005 ARA 681 312 10.7 172
Show 11214-2027 STN 22 356 3.6 174

 
 
WDS 11249-1741 : COMPONENTS
 
 
  A
B pa=92.5°
sep=4.14"
 
 
11249-1741 A
 
 
Componente originario normalizzato AB Name Gam Crt Coord arcsec 2000 112452.98-174102.5 Mag 4.09
Spectral class A7V (white) PmRA -97.00 PmDE 4.0 SAO 156661
HIP 55705 Tycho2 6088-02155-1 HD 99211 HR 4405
GC 15669 BD BD-16 3244 Bayer Gamma Crateris Bayer name Gam Crt
Flamsteed 15 Crateris Flamsteed name 15 Crt FK5 431
Tycho2
Tycho2 6088-02155-1 Pflag X RAmdeg DEmdeg
PmRA PmDE E RAmdeg E DEmdeg
E pmRA E pmDE EpRAm EpDEm
Num Q RAmdeg Q DEmdeg Q pmRA
Q pmDE BTmag 4.302 E BTmag 0.014 VTmag 4.091
E VTmag 0.009 Prox 999 TYC T HIP 55705
CCDM RAdeg 171.22074417 DEdeg -17.68401694 EpRA 1990 1.91
EpDE 1990 1.80 E RAdeg 3.2 E DEdeg 3.6 Posflg
Corr 0.5
SAO
SAO 156661 DelFlag RA1950 PmRA1950 -0.0072
DE1950 PmDE1950 -0.001 Vmag 4.1 SpType A5
Double code Source 74 CatNum 431 DM BD-16 3244
DMcomp BDsup HD 99211 M HD 0
GC 15669 RA1950rad 2.97744806 DE1950rad -0.30384709 PmRA2000 -0.0069
PmDE2000 0.004
Hipparcos
Catalog H HIP 55705 Proxy RAhms 11 24 52.98
DEdms -17 41 02.5 Vmag 4.06 VarFlag R Vmag H
RAdeg 171.221 DEdeg -17.684 AstroRef Plx 38.9
CCDM 11249-1741 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 99211 BD BD-16 3244
CD CP Dm number -16 3244 VIred 0.24
SpType A9V R SpType Coord arcsec 2000 112452.98-174102.5
Hipparcos 2
HIP 55705 Sn 5 So 0 Nc 1
RArad 2.9883660728 DErad -0.3086443251 Plx 39.62 PmRA -97.42
PmDE 3.65 E RArad 0.17 E DErad 0.13 E Plx 0.2
E pmRA 0.19 E pmDE 0.13 Hpmag 4.1269 E Hpmag 0.0005
SHp 0.006 VA 0 BV 0.216 E BV 0.006
VI 0.24
CCDM
Ccdm 11249-1741 RComp Comp A Note1
Note2 Discov num DRAs -1.09 DDEs -2.5
R dRAs 10 Year Theta Rho
Obs 2 Vmag 4.1 Sp A5 PmNote *
PmRA -103 PmDE -1 Dm number -16 3244 Cat1 BD
Name2 156661 Cat2 SAO HD 99211 M HD
ADS BDS A 8153 M ADS BDS N IDS IDS 11199S1708A
HIC 55705
 
 
11249-1741 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 112453.27-174102.7 Mag 7.9 PmRA -108.00
PmDE 6.0 Calc delta mag 3.81 Calc coord yes
CCDM
Ccdm 11249-1741 RComp Comp B Note1
Note2 Discov num HJ 840 DRAs -0.71 DDEs -2.8
R dRAs 90 Year 1877 Theta 096 Rho 5.2
Obs 12 Vmag 9.6 Sp PmNote *
PmRA -100 PmDE 3 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 8153 M ADS BDS N IDS IDS 11199S1708B
HIC 55705