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Doubles in session


Current system
17178-1940
BHA 18


Nearby doubles
28' : 17165-1920
BU 958

29' : 17199-1941
A 2240

29' : 17188-1915
I 591

30' : 17189-2005
ARA 713

37' : 17200-1959
I 592

41' : 17150-1933
OCC 520

41' : 17151-1951
B 336AB

44' : 17206-1920
A 2241AB

50' : 17147-1919
RST3079

52' : 17189-2029
ARA1124

57' : 17194-1849
SLE 12

57' : 17190-2034
RSS 435

63' : 17144-1901
A 2238

66' : 17135-2002
ARA 710

67' : 17226-1937
MOC 12AB

68' : 17203-1842
RST3089

71' : 17226-2004
B 2834

78' : 17233-1927
HDS2455

79' : 17219-1846
SLE 14

81' : 17159-2056
REP 47

83' : 17228-2024
TDT 327

88' : 17134-1840
ARA 439

88' : 17221-2044
SEE 326

89' : 17134-1839
ARA 438

89' : 17224-1839
ARA 442

91' : 17136-1832
OCC 992



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

17178-1940 BHA 18

 
 
17h 17m 50.58s -19° 39' 56.0" P.A. 40.00 sep 6.0 mag 11.49,11.90
 
 
Coord 2000 17178-1940 Discov num BHA  18 Comp Coord arcsec 2000 17 17 50.58 -19 39 56.0
Date first 1917 Date last 2015 Obs 7
Pa first 41 Pa last 39.5 P.A. Now (θ) 39.5°
Sep first 5.3 Sep last 5.97 Sep. Now (ρ) 5.97"
Mag pri 11.49 Mag sec 11.90 delta mag (ΔM) 0.41 Spectral class
Pri motion ra -003 Sec motion ra +059
Pri motion dec -019 Sec motion dec +074
Notes
rPM=1.181
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Ophiuchus Tycho2 6241-00367-1 Gaia DR2 4122229281963099904
 
 
WDS 17178-1940 BHA 18 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Bha1916 Pa - Bhaskaran, T.P. 1916AJ.....30...29B
Bha1916 AJ 30, 29, 1916
Bha1933 Pa - Bhaskaran, T.P. 1933JO.....16..140B
Bha1933 J. Obs. 16, 140, 1933
Bha1935 Pa - Bhaskaran, T.P. 1935JO.....18...52B
Bha1935 J. Obs. 18, 52, 1935
Bha1938a Pa - Bhaskaran, T.P. 1938AJ.....47..172B
Bha1938a AJ 47, 172, 1938
Bha1938b Pa - Bhaskaran, T.P. 1938AN....267...67B
Bha1938b AN 267, 67, 1938
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17178-1940 BHA 18 1999 4 39 5.9 11.49 11.90 D 171750.58-193956.0
17178-1940 BHA 18 2000 6 39 5.8 11.49 11.90 171750.58-193956.0
17178-1940 BHA 18 2015 7 40 6.0 11.49 11.90 171750.58-193956.0

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

 
 
WDS 17178-1940 BHA 18 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17178-1940 BHA 18 : MEASURES
 
 
No records found.

 
 
WDS 17178-1940 : VIRTUAL EYEPIECE
 
 

17178-1940 BHA 18A mag 11.49 17178-1940 BHA 18B sep 5.8 P.A. 37.80 mag 11.9 virtual eyepiece
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Radius:
Components only
 
 
WDS 17178-1940 : ALADIN DSS IMAGE @ 17h 17m 50.58s -19° 39' 56.0"
 
 
 
 
WDS 17178-1940 BHA 18 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

17178-1940 BHA 18 distance=0' 17165-1920 BU 958 distance=28' 17199-1941 A 2240 distance=29' 17188-1915 I 591 distance=29' 17189-2005 ARA 713 distance=30' 17200-1959 I 592 distance=37' 17150-1933 OCC 520 distance=41' 17151-1951 B 336AB distance=41' 17151-1951 B 336BC distance=41' 17206-1920 A 2241AB distance=44' 17206-1920 OCC 529Aa,Ab distance=44' 17147-1919 RST3079 distance=50' 17189-2029 ARA1124 distance=52' 17194-1849 SLE 12 distance=57' 17190-2034 RSS 435 distance=57' 17144-1901 A 2238 distance=63' 17135-2002 ARA 710 distance=66' 17226-1937 MOC 12AB distance=67' 17226-1937 MOC 12AC distance=67' 17226-1937 MOC 12AD distance=67' 17203-1842 RST3089 distance=68' 17226-2004 B 2834 distance=71' 17233-1927 HDS2455 distance=78' 17219-1846 SLE 14 distance=79' 17159-2056 REP 47 distance=81' 17228-2024 TDT 327 distance=83' 17134-1840 ARA 439 distance=88' 17221-2044 SEE 326 distance=88' 17134-1839 ARA 438 distance=89' 17224-1839 ARA 442 distance=89' 17136-1832 OCC 992 distance=91' 17132-1834 ELP 39BC distance=93' 17132-1834 SKF1504AB distance=93' 17132-1834 ELP 39AC distance=93' 17157-1811 WHC 14AB distance=95' 17157-1811 HJ 4932AC distance=95' 17226-2049 DON 833 distance=97' 17168-1801 OL 100 distance=97' 17210-2107 DON 832AB distance=98' 17210-2107 TNN 8AC distance=98' 17214-1817 ARA 441 distance=98' 17171-1802 KPP2765 distance=99' 17109-1935 B 334 distance=100' 17133-2058 ARA1123 distance=102' 17170-1759 STN 33 distance=102' 17200-2119 RST3086 distance=104' 17102-1926 MCA 46 distance=109' 17212-1802 ARA 249 distance=109' 17226-1815 ARA 443 distance=110' 17138-1807 ARA 247 distance=110' 17250-2022 DON 838 distance=110' 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 17178-1940 BHA 18 40 6.0
Show 17165-1920 BU 958 210 1.9 28
Show 17199-1941 A 2240 203 1.6 29
Show 17188-1915 I 591 36 1.1 29
Show 17189-2005 ARA 713 300 7.1 30
Show 17200-1959 I 592 270 14.7 37
Show 17150-1933 OCC 520 -1 0.0 41
Show 17151-1951 B 336 AB 230 9.7 41
Show 17151-1951 B 336 BC 163 3.7 41
Show 17206-1920 A 2241 AB 70 5.3 44
Show 17206-1920 OCC 529 Aa,Ab -1 1.3 44
Show 17147-1919 RST3079 139 1.7 50
Show 17189-2029 ARA1124 73 6.6 52
Show 17194-1849 SLE 12 203 24.2 57
Show 17190-2034 RSS 435 303 19.8 57
Show 17144-1901 A 2238 207 0.9 63
Show 17135-2002 ARA 710 89 11.0 66
Show 17226-1937 MOC 12 AB 14 2.8 67
Show 17226-1937 MOC 12 AC 241 4.3 67
Show 17226-1937 MOC 12 AD 177 5.0 67
Show 17203-1842 RST3089 159 0.6 68
Show 17226-2004 B 2834 354 6.5 71
Show 17233-1927 HDS2455 314 0.4 78
Show 17219-1846 SLE 14 290 16.3 79
Show 17159-2056 REP 47 66 4.4 81
Show 17228-2024 TDT 327 83 0.6 83
Show 17134-1840 ARA 439 248 10.1 88
Show 17221-2044 SEE 326 7 0.9 88
Show 17134-1839 ARA 438 262 13.3 89
Show 17224-1839 ARA 442 307 6.2 89
Show 17136-1832 OCC 992 -1 0.0 91
Show 17132-1834 ELP 39 BC 102 0.4 93
Show 17132-1834 SKF1504 AB 188 3.2 93
Show 17132-1834 ELP 39 AC 189 3.5 93
Show 17157-1811 WHC 14 AB 290 1.2 95
Show 17157-1811 HJ 4932 AC 227 10.4 95
Show 17226-2049 DON 833 257 7.8 97
Show 17168-1801 OL 100 338 4.0 97
Show 17210-2107 DON 832 AB 26 4.1 98
Show 17210-2107 TNN 8 AC 261 10.8 98
Show 17214-1817 ARA 441 234 6.6 98
Show 17171-1802 KPP2765 179 9.1 99
Show 17109-1935 B 334 25 1.3 100
Show 17133-2058 ARA1123 119 13.3 102
Show 17170-1759 STN 33 54 1.1 102
Show 17200-2119 RST3086 265 2.6 104
Show 17102-1926 MCA 46 121 0.1 109
Show 17212-1802 ARA 249 328 5.4 109
Show 17226-1815 ARA 443 332 14.0 110
Show 17138-1807 ARA 247 236 6.0 110
Show 17250-2022 DON 838 340 0.4 110

 
 
WDS 17178-1940 : COMPONENTS
 
 
  A
B pa=37.8°
sep=5.83"
 
 
17178-1940 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 171750.58-193956.0 Mag 11.49 PmRA -3.00
PmDE -19.0 Tycho2 6241-00367-1
Tycho2
Tycho2 6241-00367-1 Pflag RAmdeg 259.46074645 DEmdeg -19.66555520
PmRA -4.7 PmDE -20.0 E RAmdeg 61 E DEmdeg 79
E pmRA 2.5 E pmDE 2.8 EpRAm 1982.87 EpDEm 1978.03
Num 4 Q RAmdeg 0.3 Q DEmdeg 0.1 Q pmRA 0.3
Q pmDE 0.1 BTmag 11.792 E BTmag 0.104 VTmag 11.486
E VTmag 0.140 Prox 999 TYC HIP
CCDM RAdeg 259.46075778 DEdeg -19.66550750 EpRA 1990 1.71
EpDE 1990 1.42 E RAdeg 65.4 E DEdeg 87.3 Posflg
Corr 0.1
 
 
17178-1940 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 171750.83-193951.4 Mag 11.9 PmRA 59.00
PmDE 74.0 Calc delta mag 0.41 Calc coord yes