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Current system
18509-1646
HLD 148


Nearby doubles
16' : 18498-1655
TDT4316

18' : 18496-1654
HWE 44AB

32' : 18487-1702
J 2235AB

34' : 18528-1658
J 2238

34' : 18516-1719
HU 255

39' : 18529-1625
RST4021

40' : 18480-1647
HJ 2838

42' : 18530-1623
RST4022

47' : 18477-1633
RST4020

48' : 18528-1725
HU 257

56' : 18494-1740
TDT1072

61' : 18510-1747
HJ 2842

65' : 18494-1750
HJ 2840

71' : 18557-1646
J 1661

73' : 18555-1626
ARA 112

73' : 18551-1609
BRT 634

74' : 18555-1623
SOZ 18

75' : 18457-1624
J 1656

76' : 18549-1733
RST3205AB

80' : 18560-1637
J 1662

84' : 18553-1738
HJ 2844

85' : 18503-1812
TDT1080

86' : 18506-1813
RST3200

88' : 18559-1735
HJ 2845

91' : 18505-1818
TDT1081

95' : 18444-1623
HJ 2835



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Neglected List I
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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

18509-1646 HLD 148

 
 
18h 50m 43.05s -16° 47' 28.8" P.A. 30.00 sep 5.0 mag 9.00,12.80
 
 
Coord 2000 18509-1646 Discov num HLD 148 Comp Coord arcsec 2000 18 50 43.05 -16 47 28.8
Date first 1889 Date last 2015 Obs 10
Pa first 19 Pa last 29.8 P.A. Now (θ) 29.8°
Sep first 3.4 Sep last 5.006 Sep. Now (ρ) 5.006"
Mag pri 9.00 Mag sec 12.80 delta mag (ΔM) 3.8 Spectral class
Pri motion ra -036 Sec motion ra +051
Pri motion dec -042 Sec motion dec +092
Notes
rPM=1.519
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Sagittarius Gaia DR2 4099264499836482560
 
 
WDS 18509-1646 HLD 148 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Hld1874 Ma - Holden, E.S. .
Hld1874 Washington Observations, 1874
Hld1875 Ma - Holden, E.S. .
Hld1875 Washington Observations, 1875
Hld1875b Ma j Holden, E.S. & Newcomb, S. 1875AN.....86..321H
Hld1875b AN 86, 321, 1875
Hld1875c Ma j Holden, E.S. 1875AN.....86..321H
Hld1875c AN 86, 321, 1875
Hld1876 Ma - Holden, E.S. .
Hld1876 Washington Observations, 1876
Hld1876b Ma j Holden, E.S. 1876AN.....88..131H
Hld1876b AN 88, 131, 1876
Hld1877 Ma - Holden, E.S. 1877AN.....90..161H
Hld1877 AN 90, 161, 1877
Hld1877b Ma j Holden, E.S. 1877AN.....90..161H
Hld1877b AN 90, 161, 1877
Hld1878 Ma - Holden, E.S. .
Hld1878 Washington Observations, 1878
Hld1878b Ma j Holden, E.S. 1878AN.....93...65H
Hld1878b AN 93, 65, 1878 (data also in Hld1878)
Hld1879 Ma - Holden, E.S. .
Hld1879 Washington Observations, 1879
Hld1879b Ma j Holden, E.S. 1879AN.....95..329H
Hld1879b AN 95, 329, 1879 (data also in Hld1879)
Hld1880 Ma - Holden, E.S. .
Hld1880 Washington Observations, 1880
Hld1880b Ma j Holden, E.S. 1880AN.....97..319H
Hld1880b AN 97, 319, 1880 (data also in Hld1880)
Hld1881 Ma - Holden, E.S. .
Hld1881 Washington Observations, 1881
Hld1881b Ma j Holden, E.S. 1881MNRAS..41..416.
Hld1881b MNRAS 41, 416, 1881
Hld1882 Ma - Holden, E.S. 1882PWasO...1...77H
Hld1882 Pub. Washburn Obs. 1, 77, 1882 (see Pub. Lick Obs. 2, 1894) 1894PLicO...2.....B
Hld1884 Ma - Holden, E.S. 1884PWasO...2...97H
Hld1884 Pub. Washburn Obs. 2, 97, 1884
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18509-1646 HLD 148 1936 4 20 3.6 9.00 12.80
18509-1646 HLD 148 2000 6 35 4.8 9.00 12.80 185043.05-164728.8
18509-1646 HLD 148 2015 9 30 5.0 9.00 12.80 185043.05-164728.8

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

 
 
WDS 18509-1646 HLD 148 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18509-1646 HLD 148 : MEASURES
 
 
No records found.

 
 
WDS 18509-1646 : VIRTUAL EYEPIECE
 
 

18509-1646 HLD 148A mag 9 18509-1646 HLD 148B sep 5.0 P.A. 28.70 mag 12.8 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 18509-1646 : ALADIN DSS IMAGE @ 18h 50m 43.05s -16° 47' 28.8"
 
 
 
 
WDS 18509-1646 HLD 148 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18509-1646 HLD 148 distance=0' 18498-1655 TDT4316 distance=16' 18496-1654 HWE 44AB distance=18' 18496-1654 HWE 44AC distance=18' 18496-1654 KNP 3AD distance=18' 18487-1702 J 2235AB distance=32' 18528-1658 J 2238 distance=34' 18487-1702 J 2235BC distance=34' 18516-1719 HU 255 distance=34' 18529-1625 RST4021 distance=39' 18480-1647 HJ 2838 distance=40' 18530-1623 RST4022 distance=42' 18477-1633 RST4020 distance=47' 18528-1725 HU 257 distance=48' 18494-1740 TDT1072 distance=56' 18510-1747 HJ 2842 distance=61' 18494-1750 HJ 2840 distance=65' 18557-1646 J 1661 distance=71' 18555-1626 ARA 112 distance=73' 18551-1609 BRT 634 distance=73' 18555-1623 SOZ 18 distance=74' 18457-1624 J 1656 distance=75' 18549-1733 RST3205AB distance=76' 18549-1733 HJ 2843AB,C distance=76' 18560-1637 J 1662 distance=80' 18553-1738 HJ 2844 distance=84' 18503-1812 TDT1080 distance=85' 18506-1813 RST3200 distance=86' 18559-1735 HJ 2845 distance=88' 18505-1818 TDT1081 distance=91' 18444-1623 HJ 2835 distance=95' 18480-1814 RST3198 distance=95' 18517-1511 TDT1092 distance=98' 18482-1820 J 1636 distance=98' 18480-1817 WSI 36 distance=98' 18500-1826 J 1658 distance=100' 18442-1733 HLD 146 distance=103' 18461-1529 HU 251 distance=104' 18505-1501 J 529 distance=107' 18498-1836 TDT1075 distance=110' 18435-1725 RST3194 distance=111' 18488-1836 KUI 88 distance=113' 18488-1838 RSS 491 distance=114' 18442-1539 BRT 633 distance=116' 18531-1838 HO 569AB distance=116' 18531-1838 OCC9186Aa,Ab distance=116' 18536-1454 J 1660 distance=122' 18437-1534 J 2224 distance=124' 18593-1658 RST3209 distance=124' 18508-1446 J 2237 distance=125' 18453-1509 BRT 594 distance=127' 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 18509-1646 HLD 148 30 5.0
Show 18498-1655 TDT4316 333 45.1 16
Show 18496-1654 HWE 44 AB 298 2.0 18
Show 18496-1654 HWE 44 AC 308 36.4 18
Show 18496-1654 KNP 3 AD 200 22.2 18
Show 18487-1702 J 2235 AB 203 90.0 32
Show 18528-1658 J 2238 182 4.8 34
Show 18487-1702 J 2235 BC 5 6.6 34
Show 18516-1719 HU 255 166 1.4 34
Show 18529-1625 RST4021 118 0.2 39
Show 18480-1647 HJ 2838 335 33.4 40
Show 18530-1623 RST4022 312 0.4 42
Show 18477-1633 RST4020 26 3.5 47
Show 18528-1725 HU 257 341 2.1 48
Show 18494-1740 TDT1072 310 0.7 56
Show 18510-1747 HJ 2842 338 29.9 61
Show 18494-1750 HJ 2840 173 15.2 65
Show 18557-1646 J 1661 98 4.5 71
Show 18555-1626 ARA 112 176 10.7 73
Show 18551-1609 BRT 634 337 3.9 73
Show 18555-1623 SOZ 18 142 17.7 74
Show 18457-1624 J 1656 287 7.6 75
Show 18549-1733 RST3205 AB 300 0.5 76
Show 18549-1733 HJ 2843 AB,C 339 22.0 76
Show 18560-1637 J 1662 191 4.5 80
Show 18553-1738 HJ 2844 105 23.7 84
Show 18503-1812 TDT1080 134 0.9 85
Show 18506-1813 RST3200 0.7 86
Show 18559-1735 HJ 2845 6 3.9 88
Show 18505-1818 TDT1081 75 0.5 91
Show 18444-1623 HJ 2835 303 15.3 95
Show 18480-1814 RST3198 154 0.4 95
Show 18517-1511 TDT1092 138 0.4 98
Show 18482-1820 J 1636 78 7.1 98
Show 18480-1817 WSI 36 262 15.8 98
Show 18500-1826 J 1658 59 8.4 100
Show 18442-1733 HLD 146 194 2.2 103
Show 18461-1529 HU 251 304 2.6 104
Show 18505-1501 J 529 353 7.5 107
Show 18498-1836 TDT1075 97 0.5 110
Show 18435-1725 RST3194 87 4.0 111
Show 18488-1836 KUI 88 153 0.5 113
Show 18488-1838 RSS 491 334 10.8 114
Show 18442-1539 BRT 633 42 4.8 116
Show 18531-1838 HO 569 AB 38 15.6 116
Show 18531-1838 OCC9186 Aa,Ab -1 -1.0 116
Show 18536-1454 J 1660 324 5.9 122
Show 18437-1534 J 2224 202 10.4 124
Show 18593-1658 RST3209 126 0.4 124
Show 18508-1446 J 2237 233 4.9 125
Show 18453-1509 BRT 594 110 2.2 127

 
 
WDS 18509-1646 : COMPONENTS
 
 
  A
B pa=28.7°
sep=4.95"
 
 
18509-1646 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 185043.05-164728.8 Mag 9 PmRA -36.00
PmDE -42.0
 
 
18509-1646 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 185043.22-164724.5 Mag 12.8 PmRA 51.00
PmDE 92.0 Calc delta mag 3.8 Calc coord yes