18258+1952 BRT 2446 AB (HD 348581)

 
 
18h 25m 51.22s +19° 52' 29.4" P.A. 323.00 sep 3.4 mag 11.50,11.70 Sp F0
 
 
Coord 2000 18258+1952 Discov num BRT2446 Comp AB Coord arcsec 2000 18 25 51.22 +19 52 29.4
Date first 1896 Date last 2015 Obs 16
Pa first 322 Pa last 322.6 P.A. Now (θ) 322.6°
Sep first 3.3 Sep last 3.4 Sep. Now (ρ) 3.4"
Mag pri 11.50 Mag sec 11.70 delta mag (ΔM) 0.2 Spectral class F0 (yellow-white)
Pri motion ra +011 Sec motion ra -002
Pri motion dec -019 Sec motion dec -001
Notes R (Red magnitudes)
rPM=1.011
This double is not physical.
 
 
18258+1952 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 348581 18 25 51 +19 52 29 BRT 2446 AB 2015 16 323 3.4 11.50 11.70 0.20 <===
Show 18 25 51 +19 52 29 BRT 2446 AC 2015 9 256 8.0 11.50 13.40 1.90
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 348581 Constellation Hercules Tycho2 1577-01525-1 Gaia DR2 4525395662986176896
HD 348581
 
 
WDS 18258+1952 BRT 2446 AB (HD 348581) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Brt1926a Pa - Barton, S.G. 1926AJ.....36..155B
Brt1926a AJ 36, 155, 1926 (BRT 1 - BRT 62)
Brt1926b Pa j Barton, S.G. 1926AJ.....37...57B
Brt1926b AJ 37, 57, 1926 (BRT 63 - BRT 116)
Brt1928 Pa - Barton, S.G. 1928AJ.....38..168B
Brt1928 AJ 38, 168, 1928 (BRT 117 - BRT 230)
Brt1929a Pa - Barton, S.G. 1929AN....235..425B
Brt1929a AN 235, 425, 1929 (BRT 294 - BRT 322)
Brt1929b Pa - Barton, S.G. 1929AJ.....39...93B
Brt1929b AJ 39, 93, 1929 (BRT 231 - BRT 293)
Brt1929c Ma j Barton, S.G. 1929AJ.....39..120B
Brt1929c AJ 39, 120, 1929
Brt1930 Pa - Barton, S.G. 1930AJ.....40..181B
Brt1930 AJ 40, 181, 1930 (BRT 323 - BRT 348)
Brt1931 Pa - Barton, S.G. (BRT 349 - BRT 562) 1931AJ.....41...35B
Brt1931 AJ 41, 35, 1931 (no measures for BRT 529 - BRT 562)
Brt1932a Pa - Barton, S.G. 1932AJ.....42...93B
Brt1932a AJ 42, 93, 1932 (BRT 604 - BRT 636)
Brt1932b Ma - Barton, S.G. 1932PFAO....5a...1B
Brt1932b +Pa Pub. Univ. Penn. 5, Pt.1, Sec.2, 1932 (BRT 563 - BRT 603, BRT1928, etc.)
Brt1932C Ma - Barton, S.G. 1932QB821.A43......
Brt1932C cited in ADS (Aitken Double Star Cat.), 1932
Brt1933 Pa - Barton, S.G. 1933AN....250...49B
Brt1933 AN 250, 49, 1933
Brt1933 (BRT 637 - BRT1134; very approximate dates added for pairs listed with only
Brt1933 secondary magnitudes and no astrometry)
Brt1934 Pa - Barton, S.G. 1934AJ.....43..119B
Brt1934 +Ma AJ 43, 119, 1934
Brt1935a Pa - Barton, S.G. 1935AJ.....44..105B
Brt1935a +Ma AJ 44, 105, 1935
Brt1935b Pa - Barton, S.G. 1935AN....256..357B
Brt1935b AN 256, 357, 1935
Brt1936a Ma - Barton, S.G. 1936AJ.....45...33B
Brt1936a +Pa AJ 45, 33, 1936
Brt1936b Pa - Barton, S.G. 1936AJ.....45...99B
Brt1936b +Ma AJ 45, 99, 1936
Brt1937a Pa - Barton, S.G. 1937AN....263..347B
Brt1937a AN 263, 347, 1937
Brt1937b Pa - Barton, S.G. 1937AN....263..383B
Brt1937b AN 263, 383, 1937
Brt1938 Ma - Barton, S.G. 1938AJ.....47..133B
Brt1938 +Pa AJ 47, 133, 1938
Brt1939a Ma - Barton, S.G. 1939PFAO....5b...1B
Brt1939a +Pa Pub. Univ. Penn. 5, Pt.2, Sec.2, 1939
Brt1939b Pa - Barton, S.G. 1939AJ.....48..145B
Brt1939b +Ma AJ 48, 145, 1939
Brt1941 Pa - Barton, S.G. 1941PASP...55..339B
Brt1941 PASP 55, 339, 1941
Brt1942 Pa - Barton, S.G. 1942AJ.....50...11B
Brt1942 AJ 50, 11, 1942
Brt1947 Ma - Barton, S.G. 1947AJ.....52..178B
Brt1947 +Pa AJ 52, 178, 1947
Brt1949 Ma - Barton, S.G. 1949PFAO....7a...1B
Brt1949 Pub. Univ. Penn. 7, Pt.1, Sec.1, 1949
Brt1951 Pa - Barton, S.G. 1951AJ.....55..218B
Brt1951 AJ 55, 218, 1951
Brt1957 Ma - Barton, S.G. 1957QB4.P5v7ps3....
Brt1957 Pub. Univ. Penn. 7, Pt.3, 15, 1957
Brt9999 Ma - Barton, S.G. ...................
Brt9999 +Pa Unpublished, manuscript or reference not found.
Brt2002A Ma - Barton, S.G. 2002yCat.1275....0D
Brt2002A +Pa cited in CCDM
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18258+1952 BRT2446 AB 2009 9 321 3.3 11.10 11.20 F0 D 182551.07+195232.1
18258+1952 BRT2446 AB 2011 11 320 3.4 11.50 11.70 F0 D 182551.22+195229.4
18258+1952 BRT2446 AB 2012 12 321 3.5 11.50 11.70 F0 182551.22+195229.4
18258+1952 BRT2446 AB 2015 14 323 3.4 11.50 11.70 F0 R 182551.22+195229.4

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

 
 
WDS 18258+1952 BRT 2446 AB (HD 348581) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18258+1952 BRT 2446 AB (HD 348581) : MEASURES
 
 
No records found.

 
 
WDS 18258+1952 (HD 348581) : VIRTUAL EYEPIECE
 
 

18258+1952 BRT2446A mag 11.5 Sp F0 18258+1952 BRT2446B sep 3.3 P.A. 324.30 mag 11.7 18258+1952 BRT2446C sep 7.5 P.A. 254.90 mag 13.4 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.

Radius:
Components only
 
 
WDS 18258+1952 (HD 348581) : ALADIN DSS IMAGE @ 18h 25m 51.22s +19° 52' 29.4"
 
 
 
 
WDS 18258+1952 BRT 2446 AB (HD 348581) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


18258+1952  BRT2446AB distance=0' 18254+1932  TDT 851 distance=22' 18249+1932  TDT 845 distance=25' 18250+1928  VAT   3 distance=28' 18273+2012  TDS 922 distance=29' 18245+2028  BU 1325 distance=40' 18240+2023  CLZ  74 distance=41' 18285+2010  COU 203AB distance=42' 18285+2010  COU 203Aa,Ab distance=42' 18241+2027  HO  652 distance=43' 18277+1918  STF2319AB distance=44' 18277+1918  STF2319AD distance=44' 18277+1918  STF2319AC distance=44' 18277+1918  STF2319BC distance=44' 18225+2030  DAM 282 distance=61' 18218+2023  DAM 281 distance=66' 18223+2036  L    20 distance=66' 18218+3038  L    21 distance=71' 18216+2030  HO  430 distance=71' 18227+2053  DAM 283 distance=75' 18302+1909  GWP2780 distance=76' 18225+1854  GWP2773 distance=76' 18293+2052  TDT 904 distance=77' 18303+1907  COU 508 distance=78' 18210+1913  TDT 812 distance=79' 18225+2056  AZC 104 distance=80' 18253+2116  TDT 850AB distance=85' 18316+2030  COU 119 distance=90' 18204+2048  WFC 206 distance=95' 18320+2031  LAW  18 distance=96' 18205+2055  COU 202 distance=99' 18218+2115  FUR   4 distance=100' 18208+2114  FUR   3 distance=102' 18245+1810  COU 506 distance=105' 18203+2104  HDS2592 distance=107' 18289+1815  COU 507 distance=107' 18218+2130  BU  641 distance=114' 18237+2146  STT 587AB distance=118' 18237+2146  STG   7AC distance=118' 18237+2146  TOK  60Aa,Ab distance=118' 18206+2126  UC 3554 distance=119' 18200+2120  AG  221AB distance=120' 18200+2120  AG  221AC distance=120' 18214+1810  HDS2594 distance=120' 18338+1911  TDT 936 distance=121' 18293+2144  J  2913AB distance=122' 18293+2144  J  2913AC distance=122' 18274+2152  CBL 170 distance=122' 18172+1955  TDT 775 distance=123' 18299+2141  TDS 926 distance=123' 18173+2025  J   759 distance=124' grafico limitrofi
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Pass over with the mouse cursor to display the catalog designation.

Show name coord_2000 discov# comp pa sep dist(')
Show 18258+1952 BRT2446 AB 323 3.4
Show 18258+1952 BRT2446 AC 256 8.0
Show 18254+1932 TDT 851 4 0.6 22
Show 18249+1932 TDT 845 118 0.4 25
Show 18250+1928 VAT 3 177 8.6 28
Show 18273+2012 TDS 922 206 2.4 29
Show 18245+2028 BU 1325 353 5.6 40
Show 18240+2023 CLZ 74 51 87.8 41
Show 18285+2010 COU 203 AB 61 0.5 42
Show 18285+2010 COU 203 Aa,Ab 154 0.2 42
Show 18241+2027 HO 652 352 33.2 43
Show 18277+1918 STF2319 AB 190 5.3 44
Show 18277+1918 STF2319 AD 71 156.7 44
Show 18277+1918 STF2319 AC 268 43.1 44
Show 18277+1918 STF2319 BC 276 42.4 44
Show 18225+2030 DAM 282 245 8.0 61
Show 18218+2023 DAM 281 75 10.5 66
Show 18223+2036 L 20 337 2.2 66
Show 18218+3038 L 21 91 7.1 71
Show 18216+2030 HO 430 194 2.5 71
Show 18227+2053 DAM 283 253 7.8 75
Show 18302+1909 GWP2780 298 57.8 76
Show 18225+1854 GWP2773 285 13.8 76
Show 18293+2052 TDT 904 223 0.7 77
Show 18303+1907 COU 508 254 0.9 78
Show 18210+1913 TDT 812 71 0.6 79
Show 18225+2056 AZC 104 274 33.6 80
Show 18253+2116 TDT 850 AB 199 0.5 85
Show 18316+2030 COU 119 229 0.7 90
Show 18204+2048 WFC 206 45 9.4 95
Show 18320+2031 LAW 18 18 1.4 96
Show 18205+2055 COU 202 294 0.2 99
Show 18218+2115 FUR 4 32 3.1 100
Show 18208+2114 FUR 3 324 2.4 102
Show 18245+1810 COU 506 93 1.4 105
Show 18203+2104 HDS2592 184 0.2 107
Show 18289+1815 COU 507 154 0.9 107
Show 18218+2130 BU 641 341 0.8 114
Show 18237+2146 STT 587 AB 323 238.0 118
Show 18237+2146 STG 7 AC 84 129.1 118
Show 18237+2146 TOK 60 Aa,Ab 280 0.0 118
Show 18206+2126 UC 3554 172 16.8 119
Show 18200+2120 AG 221 AB 12 1.8 120
Show 18200+2120 AG 221 AC 9 9.7 120
Show 18214+1810 HDS2594 319 0.3 120
Show 18338+1911 TDT 936 349 0.8 121
Show 18293+2144 J 2913 AB 117 3.2 122
Show 18293+2144 J 2913 AC 158 15.5 122
Show 18274+2152 CBL 170 160 26.6 122
Show 18172+1955 TDT 775 156 0.9 123
Show 18299+2141 TDS 926 253 0.9 123

 
 
WDS 18258+1952 : COMPONENTS
 
 
  A B
B pa=324.3°
sep=3.33"
 
C pa=254.9°
sep=7.55"
pa=228.9°
sep=7.10"
 
 
18258+1952 A
 
 
Name HD 348581 Coord arcsec 2000 182551.22+195229.4 Mag 11.5 Spectral class F0 (yellow-white)
PmRA 11.00 PmDE -19.0 DM BD+19 3639
 
 
18258+1952 B
 
 
Coord arcsec 2000 182551.08+195232.1 Mag 11.7 PmRA -2.00 PmDE -1.0
Tycho2 1577-01525-1 HD 348581 Calc delta mag 0.2 Calc coord yes
Tycho2
Tycho2 1577-01525-1 Pflag RAmdeg 276.46279859 DEmdeg 19.87558426
PmRA -1.3 PmDE -2.9 E RAmdeg 45 E DEmdeg 47
E pmRA 1.7 E pmDE 1.7 EpRAm 1982.91 EpDEm 1982.24
Num 3 Q RAmdeg 0.3 Q DEmdeg 1.1 Q pmRA 0.4
Q pmDE 1.1 BTmag 12.395 E BTmag 0.140 VTmag 11.819
E VTmag 0.124 Prox 999 TYC HIP
CCDM RAdeg 276.46280167 DEdeg 19.87559139 EpRA 1990 1.44
EpDE 1990 1.44 E RAdeg 46.7 E DEdeg 49.4 Posflg
Corr 0.1
 
 
18258+1952 C
 
 
Coord arcsec 2000 182550.70+195227.4 Mag 13.4 PmRA -12.00 PmDE 26.0
Calc delta mag 1.9 Calc coord yes