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Doubles in session


Current system
18270+2603
L 24


Nearby doubles
13' : 18278+2557
DAM 285

14' : 18269+2551
BRT 182

21' : 18255+2600
STF2318

25' : 18267+2627
BU 1326AB

27' : 18266+2537
LDS4787

30' : 18277+2536
HDS2612AB

35' : 18296+2603
HDS2619AB

41' : 18257+2639
COU 815

43' : 18265+2645
TDT 870

50' : 18306+2606
UC 3598

50' : 18257+2649
DAM1237

52' : 18259+2652
UC 3578

54' : 18280+2655
TDT 893

55' : 18276+2509
KU 117

56' : 18296+2647
A 245

57' : 18251+2654
AG 361

58' : 18290+2511
TDT 902

64' : 18224+2617
NSN 704

64' : 18257+2503
POU3409

65' : 18305+2519
A 246

67' : 18280+2708
ES 475

71' : 18223+2633
TDT 819

74' : 18312+2516
A 248

74' : 18215+2603
A 243

75' : 18319+2516
GCB 33

78' : 18265+2721
BU 264



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

18270+2603 L 24

 
 
18h 27m 00.00s +26° 03' 00.0" P.A. 273.00 sep 3.4 mag 9.50,10.00
 
 
Coord 2000 18270+2603 Discov num L    24 Comp Coord arcsec 2000 18 27 00.00 +26 03 00.0
Date first 1901 Date last 1911 Obs 2
Pa first 264 Pa last 272.8 P.A. Now (θ) 272.8°
Sep first 2.9 Sep last 3.36 Sep. Now (ρ) 3.36"
Mag pri 9.50 Mag sec 10.00 delta mag (ΔM) 0.5 Spectral class
Pri motion ra Sec motion ra
Pri motion dec Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules Coordinate calcolate 1 Coordinate calculated yes
 
 
WDS 18270+2603 L 24 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
L__1891 orb - Lewis, T. 1891MNRAS..51..462L
L__1891 MNRAS 51, 462, 1891
L__1894a Ma - Lewis, T. 1894MNRAS..54..314.
L__1894a MNRAS 54, 314, 1894
L__1894b Ma - Lewis, T. (measure by Edney, D.J.) 1894MNRAS..54..314.
L__1894b MNRAS 54, 314, 1894
L__1894c Ma j Lewis, T. (measure by Turner, H.) 1894MNRAS..54..314.
L__1894c MNRAS 54, 314, 1894
L__1894d Ma - Lewis, T. 1894RGOO...........
L__1894d Greenwich Observations, 1894
L__1894e orb - Lewis, T. 1894MNRAS..55...19L
L__1894e MNRAS 55, 19, 1894; MNRAS 55, 341, 1894
L__1895a Ma - Lewis, T. 1895RGOO...........
L__1895a Greenwich Observations, 1895
L__1895b Ma - Lewis, T. (measure by Bowyer, W.M.) 1895RGOO...........
L__1895b Greenwich Observations, 1895
L__1895c Ma - Lewis, T. (measure by Christie, W.H.) 1895RGOO...........
L__1895c Greenwich Observations, 1895
L__1895d Ma - Lewis, T. (measure by Hollis, H.P.) 1895RGOO...........
L__1895d Greenwich Observations, 1895
L__1895e Ma - Lewis, T. (measure by Maunder, E.W.) 1895RGOO...........
L__1895e Greenwich Observations, 1895
L__1895f Ma - Lewis, T. (measure by Niblett) 1895RGOO...........
L__1895f Greenwich Observations, 1895
L__1895g orb - Lewis, T. 1895MNRAS..56...33L
L__1895g MNRAS 56, 33, 1895
L__1896a Ma j Lewis, T. 1896RGOO...........
L__1896a Greenwich Observations, 1896 (data also in MNRAS 59, 400, 1899) 1899MNRAS..59..400.
L__1896b Ma - Lewis, T. (measure by Edney, D.J.) 1896RGOO...........
L__1896b Greenwich Observations, 1896 (data also in MNRAS 59, 400, 1899) 1899MNRAS..59..400.
L__1896c Ma j Lewis, T. (measure by Melotte, P.) 1896RGOO...........
L__1896c Greenwich Observations, 1896 (data also in MNRAS 59, 400, 1899) 1899MNRAS..59..400.
L__1896d Ma - Lewis, T. (measure by Niblett) 1896RGOO...........
L__1896d Greenwich Observations, 1896 (data also in MNRAS 59, 400, 1899) 1899MNRAS..59..400.
L__1897 Ma - Lewis, T. 1897RGOO...........
L__1897 +Po Greenwich Observations, 1897
L__1898a Ma j Lewis, T. 1898RGOO...........
L__1898a Greenwich Observations, 1898
L__1898b Ma - Lewis, T. (measure by Cowell, P.H.) 1898RGOO...........
L__1898b Greenwich Observations, 1898
L__1898c Ma - Lewis, T. (measure by Melotte, P.) 1898RGOO...........
L__1898c Greenwich Observations, 1898
L__1899a Ma j Lewis, T. 1899RGOO...........
L__1899a Greenwich Observations, 1899 (data also in MNRAS 60, 494, 1900) 1900MNRAS..60..494.
L__1899b Ma - Lewis, T. (measure by Cowell, P.H.) 1899RGOO...........
L__1899b Greenwich Observations, 1899 (data also in MNRAS 60, 494, 1900) 1900MNRAS..60..494.
L__1899c Ma - Lewis, T. (measure by Dyson, F.) 1899RGOO...........
L__1899c Greenwich Observations, 1899 (data also in MNRAS 60, 494, 1900) 1900MNRAS..60..494.
L__1899d Ma j Lewis, T. (measure by Melotte, P.) 1899RGOO...........
L__1899d Greenwich Observations, 1899 (data also in MNRAS 60, 494, 1900) 1900MNRAS..60..494.
L__1900 Ma j Lewis, T. 1900RGOO...........
L__1900 Greenwich Observations, 1900 (data also in MNRAS 61, 486, 1901) 1901MNRAS..61..486.
L__1900c Ma - Lewis, T. 1900MNRAS..60..595.
L__1900c MNRAS 60, 595, 1900
L__1901 Ma - Lewis, T. 1901RGOO...........
L__1901 Greenwich Observations, 1901 (data also in MNRAS 62, 383, 1902) 1902MNRAS..62..383E
L__1902a Ma - Lewis, T. 1902RGOO...........
L__1902a Greenwich Observations, 1902 (data also in MNRAS 63, 403, 1903) 1903MNRAS..63..403.
L__1903 Ma - Lewis, T. 1903RGOO...........
L__1903 Greenwich Observations, 1903 (data also in MNRAS 64, 789, 1904) 1904MNRAS..64..789.
L__1904 Ma j Lewis, T. 1904RGOO...........
L__1904 Greenwich Observations, 1904 (data also in MNRAS 66, 17, 1905) 1905MNRAS..66...17L
L__1905 Ma - Lewis, T. 1905RGOO...........
L__1905 Greenwich Observations, 1905
L__1906a Ma - Lewis, T. 1906RGOO...........
L__1906a Greenwich Observations, 1906 (data also in MNRAS 68, 39, 1907) 1907MNRAS..68...39.
L__1906b Ma - Lewis, T. 1906MmRAS..56....1L
L__1906b +orb MemRAS 56, 1906
L__1907 Ma j Lewis, T. 1907RGOO...........
L__1907 Greenwich Observations, 1907 (data also in MNRAS 68, 525, 1908) 1908MNRAS..68..525L
L__1908 Ma - Lewis, T. 1908RGOO...........
L__1908 Greenwich Observations, 1908 (data also in MNRAS 69, 588, 1909) 1909MNRAS..69..588.
L__1909 Ma - Lewis, T. 1909RGOO...........
L__1909 Greenwich Observations, 1909 (data also in MNRAS 70, 630, 1910) 1910MNRAS..70..630.
L__1911 Ma j Lewis, T. 1911MNRAS..71..728.
L__1911 MNRAS 71, 728, 1911
L__1912 Ma - Lewis, T. 1912MNRAS..73...93E
L__1912 MNRAS 73, 93, 1912 (all data also in L__1921)
L__1921 Ma - Lewis, T. .
L__1921 Greenwich Cat. of Double Stars, 1921
L__1932A Ma - Lewis, T. 1932QB821.A43......
L__1932A cited in ADS (Aitken Double Star Cat.), 1932
L__1937A Ma - Lewis, T. 1937AnLei..18....1S
L__1937A cited by Strand (Ann. Sterrew. Leiden 18, 1937)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18270+2603 L 24 1911 2 273 3.4 9.50 10.00

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

 
 
WDS 18270+2603 L 24 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18270+2603 L 24 : MEASURES
 
 
No records found.

 
 
WDS 18270+2603 : VIRTUAL EYEPIECE
 
 

18270+2603 L 24A mag 9.5 18270+2603 L 24B sep 3.0 P.A. 273.10 mag 10 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 18270+2603 : ALADIN DSS IMAGE @ 18h 27m 00.00s +26° 03' 00.0"
 
 
 
 
WDS 18270+2603 L 24 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18270+2603 L 24 distance=0' 18278+2557 DAM 285 distance=13' 18269+2551 BRT 182 distance=14' 18255+2600 STF2318 distance=21' 18253+2605 HDS2605Aa,Ab distance=23' 18253+2605 STF2317A,BC distance=23' 18253+2605 STF2317AD distance=23' 18253+2605 ABH 99AE distance=23' 18253+2605 ABH 99AF distance=23' 18253+2605 STF2317BC distance=23' 18267+2627 BU 1326AB distance=25' 18267+2627 BU 1326AC distance=25' 18267+2627 GUI 21AD distance=25' 18267+2627 GUI 21DE distance=26' 18266+2537 LDS4787 distance=27' 18277+2536 HDS2612AB distance=30' 18277+2536 DAM1238AC distance=30' 18296+2603 HDS2619AB distance=35' 18257+2639 COU 815 distance=41' 18265+2645 TDT 870 distance=43' 18306+2606 UC 3598 distance=50' 18257+2649 DAM1237 distance=50' 18259+2652 UC 3578 distance=52' 18280+2655 TDT 893 distance=54' 18276+2509 KU 117 distance=55' 18296+2647 A 245 distance=56' 18251+2654 AG 361 distance=57' 18290+2511 TDT 902 distance=58' 18224+2617 NSN 704 distance=64' 18257+2503 POU3409 distance=64' 18305+2519 A 246 distance=65' 18280+2708 ES 475 distance=67' 18223+2633 TDT 819 distance=71' 18312+2516 A 248 distance=74' 18215+2603 A 243 distance=74' 18319+2516 GCB 33 distance=75' 18265+2721 BU 264 distance=78' 18278+2442 STF2320 distance=82' 18250+2724 STF2315AB distance=86' 18250+2724 STF2315AC distance=86' 18250+2724 BU 9009AD distance=86' 18250+2724 HO 84DE distance=87' 18320+2504 POU3419 distance=91' 18207+2530 BRT3330 distance=92' 18231+2445 POU3398AB distance=95' 18231+2445 POU3398AC distance=95' 18234+2440 POU3402 distance=97' 18239+2435 POU3406 distance=97' 18233+2439 POU3401 distance=98' 18201+2532 STF2309 distance=99' 18317+2447 POU3416 distance=99' 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 18270+2603 L 24 273 3.4
Show 18278+2557 DAM 285 67 5.8 13
Show 18269+2551 BRT 182 347 4.4 14
Show 18255+2600 STF2318 248 21.0 21
Show 18253+2605 HDS2605 Aa,Ab 84 1.2 23
Show 18253+2605 STF2317 A,BC 224 23.0 23
Show 18253+2605 STF2317 AD 189 44.5 23
Show 18253+2605 ABH 99 AE 206 38.2 23
Show 18253+2605 ABH 99 AF 208 68.7 23
Show 18253+2605 STF2317 BC 323 1.4 23
Show 18267+2627 BU 1326 AB 107 5.5 25
Show 18267+2627 BU 1326 AC 60 61.8 25
Show 18267+2627 GUI 21 AD 285 162.8 25
Show 18267+2627 GUI 21 DE 345 22.9 26
Show 18266+2537 LDS4787 129 84.6 27
Show 18277+2536 HDS2612 AB 110 4.5 30
Show 18277+2536 DAM1238 AC 277 15.2 30
Show 18296+2603 HDS2619 AB 110 0.6 35
Show 18257+2639 COU 815 144 1.6 41
Show 18265+2645 TDT 870 73 0.9 43
Show 18306+2606 UC 3598 355 46.3 50
Show 18257+2649 DAM1237 10 10.6 50
Show 18259+2652 UC 3578 185 4.5 52
Show 18280+2655 TDT 893 344 0.5 54
Show 18276+2509 KU 117 16 19.5 55
Show 18296+2647 A 245 1 3.4 56
Show 18251+2654 AG 361 13 3.8 57
Show 18290+2511 TDT 902 30 0.9 58
Show 18224+2617 NSN 704 142 4.0 64
Show 18257+2503 POU3409 248 12.2 64
Show 18305+2519 A 246 164 1.5 65
Show 18280+2708 ES 475 223 10.7 67
Show 18223+2633 TDT 819 216 0.6 71
Show 18312+2516 A 248 31 0.6 74
Show 18215+2603 A 243 69 2.2 74
Show 18319+2516 GCB 33 50 5.3 75
Show 18265+2721 BU 264 8.0 78
Show 18278+2442 STF2320 1 0.9 82
Show 18250+2724 STF2315 AB 117 0.6 86
Show 18250+2724 STF2315 AC 79 44.9 86
Show 18250+2724 BU 9009 AD 290 118.0 86
Show 18250+2724 HO 84 DE 322 4.4 87
Show 18320+2504 POU3419 240 11.5 91
Show 18207+2530 BRT3330 287 3.8 92
Show 18231+2445 POU3398 AB 156 12.3 95
Show 18231+2445 POU3398 AC 134 11.6 95
Show 18234+2440 POU3402 59 6.8 97
Show 18239+2435 POU3406 178 4.2 97
Show 18233+2439 POU3401 124 12.3 98
Show 18201+2532 STF2309 352 3.4 99
Show 18317+2447 POU3416 185 15.8 99

 
 
WDS 18270+2603 : COMPONENTS
 
 
  A
B pa=273.1°
sep=3.02"
 
 
18270+2603 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 182700.00+260300.0 Mag 9.5 Calc coord yes
 
 
18270+2603 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 182659.78+260300.2 Mag 10 Calc delta mag 0.5
Calc coord yes