18470-1912 HJ 2837

 
 
18h 46m 58.61s -19° 11' 09.5" P.A. 89.00 sep 11.2 mag 11.39,11.40
 
 
Coord 2000 18470-1912 Discov num HJ 2837 Comp Coord arcsec 2000 18 46 58.61 -19 11 09.5
Date first 1830 Date last 2015 Obs 10
Pa first 92 Pa last 88.9 P.A. Now (θ) 88.9°
Sep first 5.0 Sep last 11.186 Sep. Now (ρ) 11.186"
Mag pri 11.39 Mag sec 11.40 delta mag (ΔM) 0.01 Spectral class
Pri motion ra -007 Sec motion ra +016
Pri motion dec -003 Sec motion dec -005
Notes
rPM=1.377
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Sagittarius Tycho2 6288-01886-1 Gaia DR2 4086297375078098816
 
 
WDS 18470-1912 HJ 2837 : NOTES
 
 
No records found.

 
 
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
18470-1912 HJ 2837 1998 4 89 11.1 11.39 11.40 D 184658.61-191109.5
18470-1912 HJ 2837 1999 5 89 11.0 11.39 11.40 D 184658.61-191109.5
18470-1912 HJ 2837 2010 7 89 10.8 11.39 11.40 184658.61-191109.5
18470-1912 HJ 2837 2015 8 89 11.2 11.39 11.40 184658.61-191109.5

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

 
 
WDS 18470-1912 HJ 2837 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18470-1912 HJ 2837 : MEASURES
 
 
No records found.

 
 
WDS 18470-1912 : VIRTUAL EYEPIECE
 
 

18470-1912 HJ 2837A mag 11.39 18470-1912 HJ 2837B sep 10.6 P.A. 88.80 mag 11.4 virtual eyepiece
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Radius:
Components only
 
 
WDS 18470-1912 : ALADIN DSS IMAGE @ 18h 46m 58.61s -19° 11' 09.5"
 
 
 
 
WDS 18470-1912 HJ 2837 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18470-1912 HJ 2837 distance=0' 18465-1940 BRT1543 distance=29' 18483-1935 B 2461 distance=31' 18479-1936 J 1657 distance=34' 18496-1909 OCC 455AB distance=38' 18496-1854 OCC 454 distance=41' 18488-1838 RSS 491 distance=43' 18488-1836 KUI 88 distance=44' 18500-1933 KPP4124 distance=49' 18498-1836 TDT1075 distance=53' 18480-1817 WSI 36 distance=56' 18482-1820 J 1636 distance=56' 18429-1917 OCC9184 distance=58' 18480-1814 RST3198 distance=60' 18441-1954 ARA1160 distance=60' 18439-1954 STN 44 distance=61' 18500-1826 J 1658 distance=63' 18425-1943 ARA 761 distance=72' 18429-1829 ARA 488 distance=73' 18505-1818 TDT1081 distance=74' 18418-1909 J 2221AB distance=75' 18418-1909 J 2221AC distance=75' 18510-1958 ARA1162AB distance=75' 18510-1958 FYM 269AC distance=75' 18510-1958 FYM 269AD distance=75' 18503-1812 TDT1080 distance=76' 18436-2013 DON 920 distance=78' 18497-2019 SEE 362 distance=79' 18506-1813 RST3200 distance=79' 18526-1909 ARA 764 distance=80' 18412-1928 OCC9183 distance=84' 18483-2033 DON 924 distance=85' 18510-2018 PLT 3AB distance=88' 18510-2018 EVS 38AC distance=88' 18494-1750 HJ 2840 distance=89' 18453-2039 EVS 37AB distance=91' 18453-2039 EVS 37AC distance=91' 18453-2039 EVS 37AD distance=91' 18453-2039 EVS 37AE distance=91' 18453-2039 EVS 37AF distance=91' 18453-2039 GAA 14Aa,Ab distance=91' 18453-2039 KRV 18AG distance=91' 18453-2039 KRV 18AH distance=91' 18531-1838 HO 569AB distance=94' 18531-1838 OCC9186Aa,Ab distance=94' 18462-2046 I 1030 distance=96' 18494-1740 TDT1072 distance=98' 18536-1941 RST3203 distance=99' 18407-1957 ARA1158 distance=99' 18510-1747 HJ 2842 distance=102' 18527-2014 OCC1017 distance=103' 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 18470-1912 HJ 2837 89 11.2
Show 18465-1940 BRT1543 258 3.3 29
Show 18483-1935 B 2461 197 6.7 31
Show 18479-1936 J 1657 28 3.6 34
Show 18496-1909 OCC 455 AB -1 0.2 38
Show 18496-1854 OCC 454 -1 0.1 41
Show 18488-1838 RSS 491 334 10.8 43
Show 18488-1836 KUI 88 153 0.5 44
Show 18500-1933 KPP4124 15 1.5 49
Show 18498-1836 TDT1075 97 0.5 53
Show 18480-1817 WSI 36 262 15.8 56
Show 18482-1820 J 1636 78 7.1 56
Show 18429-1917 OCC9184 -1 0.1 58
Show 18480-1814 RST3198 154 0.4 60
Show 18441-1954 ARA1160 184 8.4 60
Show 18439-1954 STN 44 316 1.6 61
Show 18500-1826 J 1658 59 8.4 63
Show 18425-1943 ARA 761 242 6.9 72
Show 18429-1829 ARA 488 167 20.8 73
Show 18505-1818 TDT1081 75 0.5 74
Show 18418-1909 J 2221 AB 254 7.5 75
Show 18418-1909 J 2221 AC 346 17.9 75
Show 18510-1958 ARA1162 AB 290 10.3 75
Show 18510-1958 FYM 269 AC 179 7.0 75
Show 18510-1958 FYM 269 AD 342 16.7 75
Show 18503-1812 TDT1080 134 0.9 76
Show 18436-2013 DON 920 336 1.4 78
Show 18497-2019 SEE 362 13.8 79
Show 18506-1813 RST3200 0.7 79
Show 18526-1909 ARA 764 221 10.8 80
Show 18412-1928 OCC9183 -1 0.2 84
Show 18483-2033 DON 924 53 1.2 85
Show 18510-2018 PLT 3 AB 101 93.6 88
Show 18510-2018 EVS 38 AC 158 3.3 88
Show 18494-1750 HJ 2840 173 15.2 89
Show 18453-2039 EVS 37 AB 128 3.1 91
Show 18453-2039 EVS 37 AC 67 10.8 91
Show 18453-2039 EVS 37 AD 156 10.6 91
Show 18453-2039 EVS 37 AE 271 11.5 91
Show 18453-2039 EVS 37 AF 330 18.2 91
Show 18453-2039 GAA 14 Aa,Ab 349 0.0 91
Show 18453-2039 KRV 18 AG 250 29.9 91
Show 18453-2039 KRV 18 AH 304 34.9 91
Show 18531-1838 HO 569 AB 38 15.6 94
Show 18531-1838 OCC9186 Aa,Ab -1 -1.0 94
Show 18462-2046 I 1030 161 5.9 96
Show 18494-1740 TDT1072 310 0.7 98
Show 18536-1941 RST3203 330 0.6 99
Show 18407-1957 ARA1158 68 6.6 99
Show 18510-1747 HJ 2842 338 29.9 102
Show 18527-2014 OCC1017 -1 0.1 103

 
 
WDS 18470-1912 : COMPONENTS
 
 
  A
B pa=88.8°
sep=10.56"
 
 
18470-1912 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 184658.61-191109.5 Mag 11.39 PmRA -7.00
PmDE -3.0 Tycho2 6288-01886-1
Tycho2
Tycho2 6288-01886-1 Pflag RAmdeg 281.74420913 DEmdeg -19.18597433
PmRA -1.0 PmDE -5.2 E RAmdeg 69 E DEmdeg 98
E pmRA 4.5 E pmDE 4.8 EpRAm 1988.46 EpDEm 1985.63
Num 2 Q RAmdeg Q DEmdeg Q pmRA
Q pmDE BTmag 12.514 E BTmag 0.254 VTmag 11.388
E VTmag 0.125 Prox 999 TYC HIP
CCDM RAdeg 281.74421139 DEdeg -19.18596250 EpRA 1990 1.82
EpDE 1990 1.74 E RAdeg 71.3 E DEdeg 102.3 Posflg
Corr 0.1
 
 
18470-1912 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 184659.36-191109.3 Mag 11.4 PmRA 16.00
PmDE -5.0 Calc delta mag 0.01 Calc coord yes