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Current system
19117-2604
RST 2094


Nearby doubles
12' : 19123-2554
RST2095

15' : 19109-2555
OCC 65

20' : 19132-2554
BRT3083

28' : 19127-2540
RSS 516

32' : 19128-2631
OCC 691

33' : 19139-2548
B 2475AB

37' : 19097-2540
UC 3827

51' : 19155-2554
RST2097

52' : 19093-2644
BRT3082

59' : 19122-2702
SKF2074

67' : 19133-2707
UC 3850

67' : 19081-2650
S 711AB

71' : 19155-2515
B 430

74' : 19063-2604
LDS5872

76' : 19134-2452
KPP 436

77' : 19164-2521
HJ 5101AB

77' : 19167-2526
HWE 89

78' : 19108-2448
TDT1280

78' : 19086-2710
UC 3815

79' : 19145-2713
UC 3861

81' : 19161-2510
BRT3084AB

81' : 19061-2634
RST2087AB

83' : 19108-2442
TDS 976

84' : 19137-2724
OCC 120

85' : 19147-2719
COO 234AB

87' : 19145-2723
OCC 702



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

19117-2604 RST 2094

 
 
19h 11m 44.66s -26° 04' 08.5" P.A. 150.00 sep 0.1 mag 10.32,13.80 Sp K0
 
 
Coord 2000 19117-2604 Discov num RST2094 Comp Coord arcsec 2000 19 11 44.66 -26 04 08.5
Date first 1934 Date last 2021 Obs 9
Pa first 53 Pa last 149.8 P.A. Now (θ) 149.8°
Sep first 1.0 Sep last 0.142 Sep. Now (ρ) 0.142"
Mag pri 10.32 Mag sec 13.80 delta mag (ΔM) 3.48 Spectral class K0 (yellow-orange)
Pri motion ra +022 Sec motion ra
Pri motion dec -046 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Sagittarius Tycho2 6878-00195-1 Gaia DR2 6764026419748892160
 
 
ORBITAL ELEMENTS
 
 
Period (P)245y Periastron (T)2046.7y Semi-major axis (a)0.709a
Eccentricity (e)0.556 Inclination (i)75.3° Longitude of periastron (ω)195.5°
Node (Ω)43.6° Notes ReferenceTok2019c
Equinox Last observation2018 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 70.9 0.386
2001 72.0 0.371
2002 73.1 0.357
2003 74.4 0.342
2004 75.8 0.327
2005 77.3 0.312
2006 79.0 0.297
2007 80.9 0.282
2008 82.9 0.268
2009 85.2 0.253
2010 87.8 0.239
2011 90.7 0.226
2012 93.9 0.212
2013 97.6 0.200
2014 101.8 0.188
2015 106.5 0.177
2016 111.8 0.167
2017 117.7 0.159
2018 124.2 0.152
2019 131.2 0.147
2020 138.5 0.145
2021 146.0 0.144
2022 153.4 0.146
2023 160.5 0.150
2024 167.2 0.156
2025 173.3 0.164
2026 178.8 0.173
2027 183.7 0.183
2028 188.1 0.194
2029 192.0 0.206
2030 195.5 0.218


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.


 
  


wds19117-2604a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 19117-2604 RST 2094 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Tok2019c St j Tokovinin, A., Mason, B.D., Mendez, R.A., Horch, E.P. & Briceno, C. 2019AJ....158...48T
Tok2019c +orb AJ 158, 48, 2019
 
 
DISCOVERER
 
 
idgroup discov author
1 RST Rossiter, R.A.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19117-2604 RST2094 1940 2 49 1.1 10.32 13.80 K0 191144.66-260408.5
19117-2604 RST2094 2008 4 84 0.3 10.32 13.80 K0 191144.66-260408.5
19117-2604 RST2094 2017 6 122 0.2 10.32 13.80 K0 191144.66-260408.5
19117-2604 RST2094 2018 7 126 0.1 10.32 13.80 K0 191144.66-260408.5
19117-2604 RST2094 2019 8 135 0.1 10.32 13.80 K0 O 191144.66-260408.5
19117-2604 RST2094 2021 9 150 0.1 10.32 13.80 K0 O 191144.66-260408.5

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

 
 
WDS 19117-2604 RST 2094 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19117-2604 RST 2094 : MEASURES
 
 
No records found.

 
 
WDS 19117-2604 : VIRTUAL EYEPIECE
 
 

19117-2604 RST2094A mag 10.32 Sp K0 19117-2604 RST2094B sep 0.1 P.A. 152.40 mag 13.8 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 19117-2604 : ALADIN DSS IMAGE @ 19h 11m 44.66s -26° 04' 08.5"
 
 
 
 
WDS 19117-2604 RST 2094 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19117-2604 RST2094 distance=0' 19123-2554 RST2095 distance=12' 19109-2555 OCC 65 distance=15' 19132-2554 BRT3083 distance=20' 19127-2540 RSS 516 distance=28' 19128-2631 OCC 691 distance=32' 19139-2548 B 2475AB distance=33' 19139-2548 B 2475Aa,Ab distance=33' 19097-2540 UC 3827 distance=37' 19155-2554 RST2097 distance=51' 19093-2644 BRT3082 distance=52' 19122-2702 SKF2074 distance=59' 19133-2707 UC 3850 distance=67' 19081-2650 OCC 769Aa,Ab distance=67' 19081-2650 S 711AB distance=67' 19155-2515 B 430 distance=71' 19063-2604 LDS5872 distance=74' 19134-2452 KPP 436 distance=76' 19164-2521 HJ 5101AB distance=77' 19164-2521 HJ 5101Aa,Ab distance=77' 19167-2526 HWE 89 distance=77' 19108-2448 TDT1280 distance=78' 19086-2710 UC 3815 distance=78' 19145-2713 UC 3861 distance=79' 19161-2510 J 1841AC distance=81' 19161-2510 BRT3084AB distance=81' 19061-2634 RST2087AB distance=81' 19061-2634 HLN 46AC distance=81' 19108-2442 TDS 976 distance=83' 19137-2724 OCC 120 distance=84' 19147-2719 COO 234AB distance=85' 19147-2719 COO 234AC distance=85' 19145-2723 OCC 702 distance=87' 19057-2639 OCC 768AB distance=88' 19057-2639 SKF2073AC distance=88' 19055-2534 BRT3081 distance=91' 19099-2436 OCC 770 distance=92' 19191-2602 B 2876 distance=99' 19048-2532 RST3213 distance=100' 19107-2746 RST2092 distance=103' 19115-2421 UC 3840 distance=103' 19123-2747 UC 3844 distance=104' 19180-2504 HDS2730 distance=105' 19061-2721 B 423AB distance=108' 19061-2721 B 423BC distance=109' 19171-2443 RST3219 distance=109' 19101-2755 RSS 514 distance=114' 19055-2444 LDS5871 distance=115' 19174-2735 UC 3879 distance=119' 19035-2645 LDS5870AB distance=120' 19035-2645 LDS5870Aa,Ab distance=120' 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 19117-2604 RST2094 150 0.1
Show 19123-2554 RST2095 328 1.2 12
Show 19109-2555 OCC 65 -1 0.1 15
Show 19132-2554 BRT3083 63 2.9 20
Show 19127-2540 RSS 516 329 10.8 28
Show 19128-2631 OCC 691 -1 0.1 32
Show 19139-2548 B 2475 AB 214 8.2 33
Show 19139-2548 B 2475 Aa,Ab 118 0.4 33
Show 19097-2540 UC 3827 330 43.4 37
Show 19155-2554 RST2097 184 3.3 51
Show 19093-2644 BRT3082 272 4.8 52
Show 19122-2702 SKF2074 106 8.3 59
Show 19133-2707 UC 3850 125 31.2 67
Show 19081-2650 OCC 769 Aa,Ab -1 0.1 67
Show 19081-2650 S 711 AB 124 45.3 67
Show 19155-2515 B 430 104 0.2 71
Show 19063-2604 LDS5872 319 20.4 74
Show 19134-2452 KPP 436 182 3.5 76
Show 19164-2521 HJ 5101 AB 305 21.4 77
Show 19164-2521 HJ 5101 Aa,Ab 128 0.7 77
Show 19167-2526 HWE 89 20 2.8 77
Show 19108-2448 TDT1280 115 0.6 78
Show 19086-2710 UC 3815 106 61.0 78
Show 19145-2713 UC 3861 167 36.7 79
Show 19161-2510 J 1841 AC 286 25.1 81
Show 19161-2510 BRT3084 AB 314 4.1 81
Show 19061-2634 RST2087 AB 28 0.5 81
Show 19061-2634 HLN 46 AC 120 9.1 81
Show 19108-2442 TDS 976 342 1.1 83
Show 19137-2724 OCC 120 -1 0.1 84
Show 19147-2719 COO 234 AB 325 2.3 85
Show 19147-2719 COO 234 AC 55 63.1 85
Show 19145-2723 OCC 702 -1 0.1 87
Show 19057-2639 OCC 768 AB 179 0.1 88
Show 19057-2639 SKF2073 AC 160 13.6 88
Show 19055-2534 BRT3081 97 4.4 91
Show 19099-2436 OCC 770 -1 0.1 92
Show 19191-2602 B 2876 339 12.0 99
Show 19048-2532 RST3213 145 2.3 100
Show 19107-2746 RST2092 101 1.7 103
Show 19115-2421 UC 3840 257 44.3 103
Show 19123-2747 UC 3844 80 80.2 104
Show 19180-2504 HDS2730 90 0.5 105
Show 19061-2721 B 423 AB 194 38.8 108
Show 19061-2721 B 423 BC 191 4.6 109
Show 19171-2443 RST3219 358 4.9 109
Show 19101-2755 RSS 514 317 10.0 114
Show 19055-2444 LDS5871 216 3.2 115
Show 19174-2735 UC 3879 322 101.6 119
Show 19035-2645 LDS5870 AB 282 17.4 120
Show 19035-2645 LDS5870 Aa,Ab 68 0.5 120

 
 
WDS 19117-2604 : COMPONENTS
 
 
  A
B pa=152.4°
sep=0.14"
 
 
19117-2604 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 191144.66-260408.5 Mag 10.32 Spectral class K0 (yellow-orange)
PmRA 22.00 PmDE -46.0 Tycho2 6878-00195-1 DM CD-2613904
Tycho2
Tycho2 6878-00195-1 Pflag RAmdeg 287.93609374 DEmdeg -26.06903632
PmRA 18.9 PmDE -44.2 E RAmdeg 22 E DEmdeg 36
E pmRA 2.8 E pmDE 2.5 EpRAm 1991.07 EpDEm 1988.82
Num 3 Q RAmdeg 2.4 Q DEmdeg 0.1 Q pmRA 2.4
Q pmDE 0.1 BTmag 11.591 E BTmag 0.066 VTmag 10.324
E VTmag 0.037 Prox 999 TYC T HIP
CCDM RAdeg 287.93604639 DEdeg -26.06893444 EpRA 1990 1.87
EpDE 1990 1.71 E RAdeg 22.4 E DEdeg 36.7 Posflg
Corr -0.2
CCDM
Ccdm 19117-2604 RComp Comp A Note1
Note2 Discov num DRAs 2.65 DDEs -6.2
R dRAs 10 Year Theta Rho
Obs 2 Vmag 10.0 Sp K0 PmNote *
PmRA 31 PmDE -15 Dm number -2613904 Cat1 CD
Name2 187796 Cat2 SAO HD M HD
ADS BDS M ADS BDS N IDS IDS 19056S2614A
HIC
 
 
19117-2604 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 191144.66-260408.6 Mag 13.8 Calc delta mag 3.48
Calc coord yes
CCDM
Ccdm 19117-2604 RComp Comp B Note1
Note2 Discov num RST2094 DRAs DDEs
R dRAs Year 1934 Theta 051 Rho 1.0
Obs 2 Vmag 13.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 19056S2614B
HIC