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Current system
17387+1840
SLO 1 AC


Nearby doubles
7' : 17387+1834
BUP 177AB

37' : 17372+1809
TDT 436

49' : 17353+1853
KPP3319

56' : 17376+1747
BPM 690

62' : 17348+1812
TDT 422

76' : 17439+1829
TDT 480

80' : 17332+1900
GRV 960

83' : 17336+1801
BPM 688

83' : 17433+1751
BPM 696

86' : 17445+1900
STF2206

86' : 17339+1747
COU 627

89' : 17433+1741
STH 4

94' : 17438+1742
TOB 264

98' : 17429+1724
TOB 266

99' : 17440+1738
TOB 265

101' : 17406+2017
AG 211

102' : 17421+1707
LDS1001

107' : 17313+1901
COU 499

108' : 17453+1750
TDT 488

116' : 17457+1743
STF2205

116' : 17428+2017
COU 28

117' : 17338+2013
UC 3368

117' : 17388+1643
BPM 692

117' : 17375+2036
GAU 21AB

118' : 17429+2019
COU 29

122' : 17304+1913
RAO 373



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

17387+1840 SLO 1 AC

 
 
17h 38m 39.15s +18° 40' 03.5" P.A. 149.00 sep 146.3 mag 11.12,11.94
 
 
Coord 2000 17387+1840 Discov num SLO   1 Comp AC Coord arcsec 2000 17 38 39.15 +18 40 03.5
Date first 1895 Date last 2015 Obs 7
Pa first 149 Pa last 149.3 P.A. Now (θ) 149.3°
Sep first 145.6 Sep last 146.253 Sep. Now (ρ) 146.253"
Mag pri 11.12 Mag sec 11.94 delta mag (ΔM) 0.82 Spectral class
Pri motion ra +008 Sec motion ra -002
Pri motion dec +004 Sec motion dec -006
Notes N (See Notes)
rPM=1.581
This double is not physical.
 
 
17387+1840 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 17 38 39 +18 40 04 SLO 1 AB 1991 2 219 1.7 11.69 12.30 0.61
Show 17 38 39 +18 40 04 SLO 1 AC 2015 7 149 146.3 11.12 11.94 0.82 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules Tycho2 1555-01013-1 Gaia DR2 4550787097320451200
 
 
WDS 17387+1840 SLO 1 AC : NOTES
 
 
discov_num notes refcode
SLO 1 Aka TDT 447.
 
 
REFERENCES
 
 
refcode metd author reference
Slo1913A Pa - Slocum, F. 1913QB811.B8.......
Slo1913A cited by Burnham (Carnegie Inst. Wash. #168, 1913)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17387+1840 SLO 1 AC 2000 2 149 146.2 11.50 12.20
17387+1840 SLO 1 AC 2001 7 149 146.0 11.12 11.94 N 173839.15+184003.5
17387+1840 SLO 1 AC 2015 8 149 146.3 11.12 11.94 N 173839.15+184003.5

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

 
 
WDS 17387+1840 SLO 1 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17387+1840 SLO 1 AC : MEASURES
 
 
No records found.

 
 
WDS 17387+1840 : VIRTUAL EYEPIECE
 
 

17387+1840 SLO 1A mag 11.69 17387+1840 SLO 1B sep 1.7 P.A. 217.00 mag 12.3 17387+1840 SLO 1C sep 144.3 P.A. 150.60 mag 11.94 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 17387+1840 : ALADIN DSS IMAGE @ 17h 38m 39.15s +18° 40' 03.5"
 
 
 
 
WDS 17387+1840 SLO 1 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

17387+1840 SLO 1AC distance=0' 17387+1834 BUP 177AB distance=7' 17387+1834 BUP 177AC distance=7' 17387+1834 BUP 177BC distance=8' 17387+1834 OSO 82CD distance=9' 17372+1809 TDT 436 distance=37' 17353+1853 KPP3319 distance=49' 17376+1747 BPM 690 distance=56' 17348+1812 TDT 422 distance=62' 17439+1829 TDT 480 distance=76' 17332+1900 GRV 960 distance=80' 17336+1801 BPM 688 distance=83' 17433+1751 BPM 696 distance=83' 17445+1900 STF2206 distance=86' 17339+1747 COU 627 distance=86' 17433+1741 STH 4 distance=89' 17438+1742 TOB 264 distance=94' 17429+1724 TOB 266 distance=98' 17440+1738 TOB 265 distance=99' 17406+2017 AG 211 distance=101' 17421+1707 LDS1001 distance=102' 17313+1901 COU 499 distance=107' 17453+1750 TDT 488 distance=108' 17457+1743 STF2205 distance=116' 17428+2017 COU 28 distance=116' 17338+2013 UC 3368 distance=117' 17388+1643 BPM 692 distance=117' 17375+2036 GAU 21AB distance=117' 17429+2019 COU 29 distance=118' 17304+1913 RAO 373 distance=122' 17422+2031 BRT2437 distance=123' 17339+1655 LDT 22 distance=125' 17476+1831 UC 3409 distance=128' 17298+1902 NSN 691 distance=129' 17428+1646 BPMA 51 distance=129' 17434+2032 UC 3390 distance=130' 17297+1815 BRT2433 distance=131' 17471+1742 STF2215 distance=135' 17471+1945 UC 3405AB distance=137' 17471+1945 UC 3405AC distance=137' 17411+1628 A 2091 distance=137' 17375+1616 HEI 249 distance=143' 17296+1945 HO 632 distance=144' 17360+2100 STF2190AB distance=145' 17360+2100 WAL 83AC distance=145' 17387+2106 KPP3320 distance=146' 17316+1654 BPM 684 distance=147' 17319+1649 TOK 314 distance=147' 17483+1740 BPM 700 distance=150' 17457+1650 A 2092 distance=150' 17421+2103 A 1371 distance=152' 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 17387+1840 SLO 1 AB 219 1.7
Show 17387+1840 SLO 1 AC 149 146.3
Show 17387+1834 BUP 177 AB 266 272.2 7
Show 17387+1834 BUP 177 AC 269 374.3 7
Show 17387+1834 BUP 177 BC 270 104.9 8
Show 17387+1834 OSO 82 CD 202 9.9 9
Show 17372+1809 TDT 436 184 0.1 37
Show 17353+1853 KPP3319 343 3.2 49
Show 17376+1747 BPM 690 210 65.8 56
Show 17348+1812 TDT 422 139 0.5 62
Show 17439+1829 TDT 480 303 1.0 76
Show 17332+1900 GRV 960 61 29.4 80
Show 17336+1801 BPM 688 169 99.6 83
Show 17433+1751 BPM 696 335 109.5 83
Show 17445+1900 STF2206 248 0.9 86
Show 17339+1747 COU 627 145 2.2 86
Show 17433+1741 STH 4 49 15.3 89
Show 17438+1742 TOB 264 175 17.3 94
Show 17429+1724 TOB 266 80 24.0 98
Show 17440+1738 TOB 265 259 15.1 99
Show 17406+2017 AG 211 130 2.7 101
Show 17421+1707 LDS1001 116 42.8 102
Show 17313+1901 COU 499 304 0.1 107
Show 17453+1750 TDT 488 1 0.7 108
Show 17457+1743 STF2205 21 0.8 116
Show 17428+2017 COU 28 169 3.5 116
Show 17338+2013 UC 3368 156 81.6 117
Show 17388+1643 BPM 692 111 112.7 117
Show 17375+2036 GAU 21 AB 4 16.0 117
Show 17429+2019 COU 29 191 2.6 118
Show 17304+1913 RAO 373 225 2.5 122
Show 17422+2031 BRT2437 58 4.1 123
Show 17339+1655 LDT 22 63 0.4 125
Show 17476+1831 UC 3409 235 19.2 128
Show 17298+1902 NSN 691 181 37.8 129
Show 17428+1646 BPMA 51 170 128.6 129
Show 17434+2032 UC 3390 41 23.6 130
Show 17297+1815 BRT2433 308 4.5 131
Show 17471+1742 STF2215 249 0.4 135
Show 17471+1945 UC 3405 AB 259 27.2 137
Show 17471+1945 UC 3405 AC 226 1.2 137
Show 17411+1628 A 2091 269 0.8 137
Show 17375+1616 HEI 249 233 1.6 143
Show 17296+1945 HO 632 197 6.7 144
Show 17360+2100 STF2190 AB 22 10.4 145
Show 17360+2100 WAL 83 AC 37 76.8 145
Show 17387+2106 KPP3320 250 1.7 146
Show 17316+1654 BPM 684 242 90.7 147
Show 17319+1649 TOK 314 323 174.7 147
Show 17483+1740 BPM 700 143 67.0 150
Show 17457+1650 A 2092 337 0.9 150

 
 
WDS 17387+1840 : COMPONENTS
 
 
  A B
B pa=217.0°
sep=1.67"
 
C pa=150.6°
sep=144.29"
pa=150.0°
sep=143.63"
 
 
17387+1840 A
 
 
Coord arcsec 2000 173839.15+184003.5 Mag 11.69 PmRA 8.00 PmDE 4.0
Tycho2 1555-01013-1
Tycho2
Tycho2 1555-01013-1 Pflag RAmdeg 264.66317601 DEmdeg 18.66771658
PmRA 12.1 PmDE 14.6 E RAmdeg 44 E DEmdeg 34
E pmRA 2.3 E pmDE 2.2 EpRAm 1983.24 EpDEm 1983.37
Num 3 Q RAmdeg 3.6 Q DEmdeg 7.0 Q pmRA 3.5
Q pmDE 7.1 BTmag 12.275 E BTmag 0.129 VTmag 11.583
E VTmag 0.093 Prox 999 TYC HIP
CCDM RAdeg 264.66318278 DEdeg 18.66775389 EpRA 1990 1.57
EpDE 1990 1.65 E RAdeg 58.8 E DEdeg 53.2 Posflg
Corr -0.1
 
 
17387+1840 B
 
 
Coord arcsec 2000 173839.08+184002.2 Mag 12.3 Calc delta mag 0.61 Calc coord yes
 
 
17387+1840 C
 
 
Coord arcsec 2000 173844.13+183757.7 Mag 11.94 PmRA -2.00 PmDE -6.0
Tycho2 1555-00329-1 Calc delta mag 0.25 Calc coord yes
Tycho2
Tycho2 1555-00329-1 Pflag RAmdeg 264.68510897 DEmdeg 18.63281299
PmRA -2.1 PmDE -5.7 E RAmdeg 86 E DEmdeg 80
E pmRA 2.0 E pmDE 2.0 EpRAm 1964.35 EpDEm 1968.55
Num 3 Q RAmdeg 0.4 Q DEmdeg 0.3 Q pmRA 0.4
Q pmDE 0.2 BTmag 13.337 E BTmag 0.274 VTmag 12.457
E VTmag 0.176 Prox 999 TYC HIP
CCDM RAdeg 264.68511444 DEdeg 18.63282611 EpRA 1990 1.55
EpDE 1990 1.65 E RAdeg 101.7 E DEdeg 91.7 Posflg
Corr -0.1