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Doubles in session


Current system
18534+2553
A 2989
HD 337117


Nearby doubles
15' : 18524+2555
TDT1097

15' : 18525+2602
TDT1100

21' : 18543+2610
TDT1121

28' : 18531+2526
KPP1560

31' : 18533+2523
STT 364

42' : 18525+2632
TOK 326AB

47' : 18509+2522
TDT1083

48' : 18518+2511
POU3570

49' : 18550+2637
TDT1124

50' : 18561+2520
TDT1134

52' : 18571+2606
STF2422

56' : 18508+2510
POU3567

57' : 18499+2626
STF2406

58' : 18549+2459
TDT1123

58' : 18493+2606
BRT3334

60' : 18572+2522
COU 512AB

60' : 18528+2453
POU3576

63' : 18488+2603
TDT1066

64' : 18581+2605
TDT1151

66' : 18580+2535
TDT1150

68' : 18538+2446
POU3580

69' : 18537+2445
POU3579

69' : 18576+2633
TDT1148

69' : 18513+2450
POU3569

69' : 18484+2544
A 255

70' : 18522+2445
POU3573



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.

18534+2553 A 2989 (HD 337117)

 
 
18h 53m 24.53s +25° 53' 05.3" P.A. 199.00 sep 0.3 mag 8.90,9.90 Sp F5
 
 
Coord 2000 18534+2553 Discov num A  2989 Comp Coord arcsec 2000 18 53 24.53 +25 53 05.3
Date first 1916 Date last 2016 Obs 16
Pa first 227 Pa last 199.4 P.A. Now (θ) 199.4°
Sep first 0.4 Sep last 0.309 Sep. Now (ρ) 0.309"
Mag pri 8.90 Mag sec 9.90 delta mag (ΔM) 1 Spectral class F5 (yellow-white)
Pri motion ra -052 Sec motion ra
Pri motion dec -022 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 337117 Constellation Hercules SAO 86545 Tycho2 2113-01304-1
Gaia DR2 4534878057425399296 HD 337117 ADS 11802
 
 
ORBITAL ELEMENTS
 
 
Period (P)175y Periastron (T)1968.3y Semi-major axis (a)0.74a
Eccentricity (e)0.978 Inclination (i)78.7° Longitude of periastron (ω)281.3°
Node (Ω)80.9° Notes ReferenceUSN2002
Equinox2000 Last observation1995 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 189.2 0.217
2001 190.2 0.222
2002 191.1 0.226
2003 192.0 0.231
2004 192.8 0.235
2005 193.7 0.239
2006 194.5 0.244
2007 195.2 0.248
2008 195.9 0.252
2009 196.7 0.257
2010 197.3 0.261
2011 198.0 0.265
2012 198.7 0.269
2013 199.3 0.273
2014 199.9 0.277
2015 200.5 0.281
2016 201.1 0.285
2017 201.6 0.289
2018 202.2 0.293
2019 202.7 0.297
2020 203.2 0.300
2021 203.7 0.304
2022 204.2 0.308
2023 204.7 0.311
2024 205.2 0.315
2025 205.6 0.318
2026 206.1 0.322
2027 206.5 0.325
2028 206.9 0.329
2029 207.4 0.332
2030 207.8 0.335


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


 
  


wds18534%2B2553a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 18534+2553 A 2989 (HD 337117) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
USN2002 orb - Seymour, D., Mason, B.D., Hartkopf, W.I., & Wycoff, G.L. 2002AJ....123.1023S
USN2002 AJ 123, 1023, 2002
 
 
DISCOVERER
 
 
idgroup discov author
1 A Aitken, R.G.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18534+2553 A 2989 2004 12 191 0.2 8.90 9.90 F5 O 185324.53+255305.3
18534+2553 A 2989 2007 13 191 0.3 8.90 9.90 F5 O 185324.53+255305.3
18534+2553 A 2989 2016 14 199 0.3 8.90 9.90 F5 O 185324.53+255305.3

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

 
 
WDS 18534+2553 A 2989 (HD 337117) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18534+2553 A 2989 (HD 337117) : MEASURES
 
 
No records found.

 
 
WDS 18534+2553 (HD 337117) : VIRTUAL EYEPIECE
 
 

18534+2553 A 2989A mag 8.9 Sp F5 18534+2553 A 2989B sep 0.3 P.A. 197.60 mag 9.9 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 18534+2553 (HD 337117) : ALADIN DSS IMAGE @ 18h 53m 24.53s +25° 53' 05.3"
 
 
 
 
WDS 18534+2553 A 2989 (HD 337117) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18534+2553 A 2989 distance=0' 18524+2555 TDT1097 distance=15' 18525+2602 TDT1100 distance=15' 18543+2610 TDT1121 distance=21' 18531+2526 KPP1560 distance=28' 18533+2523 STT 364 distance=31' 18525+2632 HDS2677Aa,Ab distance=42' 18525+2632 TOK 326AB distance=42' 18509+2522 TDT1083 distance=47' 18518+2511 POU3570 distance=48' 18550+2637 TDT1124 distance=49' 18561+2520 TDT1134 distance=50' 18571+2606 STF2422 distance=52' 18508+2510 POU3567 distance=56' 18499+2626 STF2406 distance=57' 18549+2459 TDT1123 distance=58' 18493+2606 BRT3334 distance=58' 18572+2522 COU 512AB distance=60' 18572+2522 DAM 129AB,C distance=60' 18528+2453 POU3576 distance=60' 18488+2603 TDT1066 distance=63' 18581+2605 TDT1151 distance=64' 18580+2535 TDT1150 distance=66' 18538+2446 POU3580 distance=68' 18537+2445 POU3579 distance=69' 18576+2633 TDT1148 distance=69' 18513+2450 POU3569 distance=69' 18484+2544 A 255 distance=69' 18522+2445 POU3573 distance=70' 18553+2700 STF2418 distance=72' 18565+2652 TDT1139 distance=73' 18518+2703 KPP 829 distance=73' 18568+2456 POU3605 distance=74' 18503+2453 POU3564 distance=74' 18573+2502 POU3612AB distance=75' 18573+2502 FYM 257AC distance=75' 18573+2502 FYM 257AD distance=75' 18553+2443 POU3593 distance=75' 18492+2503 CHR 79AB distance=76' 18571+2456 HDS2686AB distance=77' 18571+2456 HDS2686AC distance=77' 18528+2437 TDT1104 distance=77' 18527+2437 POU3575 distance=77' 18584+2518 TDT1153 distance=77' 18585+2515 A 2990AB distance=80' 18585+2515 A 2990AC distance=80' 18585+2515 GII 276Aa,Ab distance=80' 18523+2435 POU3574 distance=80' 18581+2504 POU3622 distance=81' 18554+2436 POU3595AB distance=82' 18554+2436 POU3594AC distance=82' 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 18534+2553 A 2989 199 0.3
Show 18524+2555 TDT1097 113 2.1 15
Show 18525+2602 TDT1100 148 2.4 15
Show 18543+2610 TDT1121 112 0.8 21
Show 18531+2526 KPP1560 356 11.8 28
Show 18533+2523 STT 364 163 0.7 31
Show 18525+2632 HDS2677 Aa,Ab 81 1.0 42
Show 18525+2632 TOK 326 AB 77 1.0 42
Show 18509+2522 TDT1083 189 0.6 47
Show 18518+2511 POU3570 131 10.9 48
Show 18550+2637 TDT1124 47 2.8 49
Show 18561+2520 TDT1134 139 1.3 50
Show 18571+2606 STF2422 71 0.8 52
Show 18508+2510 POU3567 273 6.9 56
Show 18499+2626 STF2406 4 4.6 57
Show 18549+2459 TDT1123 201 0.5 58
Show 18493+2606 BRT3334 219 5.2 58
Show 18572+2522 COU 512 AB 190 1.7 60
Show 18572+2522 DAM 129 AB,C 36 10.8 60
Show 18528+2453 POU3576 215 4.6 60
Show 18488+2603 TDT1066 106 0.6 63
Show 18581+2605 TDT1151 152 0.4 64
Show 18580+2535 TDT1150 40 0.4 66
Show 18538+2446 POU3580 262 7.4 68
Show 18537+2445 POU3579 234 4.1 69
Show 18576+2633 TDT1148 349 0.6 69
Show 18513+2450 POU3569 255 16.4 69
Show 18484+2544 A 255 69 4.9 69
Show 18522+2445 POU3573 174 11.9 70
Show 18553+2700 STF2418 6 16.1 72
Show 18565+2652 TDT1139 242 2.9 73
Show 18518+2703 KPP 829 52 7.1 73
Show 18568+2456 POU3605 117 11.2 74
Show 18503+2453 POU3564 47 11.7 74
Show 18573+2502 POU3612 AB 174 8.0 75
Show 18573+2502 FYM 257 AC 222 23.1 75
Show 18573+2502 FYM 257 AD 321 26.3 75
Show 18553+2443 POU3593 195 10.3 75
Show 18492+2503 CHR 79 AB 124 0.2 76
Show 18571+2456 HDS2686 AB 236 4.2 77
Show 18571+2456 HDS2686 AC 281 7.7 77
Show 18528+2437 TDT1104 339 0.7 77
Show 18527+2437 POU3575 296 4.5 77
Show 18584+2518 TDT1153 35 0.9 77
Show 18585+2515 A 2990 AB 141 2.8 80
Show 18585+2515 A 2990 AC 44 13.2 80
Show 18585+2515 GII 276 Aa,Ab 121 0.2 80
Show 18523+2435 POU3574 352 11.2 80
Show 18581+2504 POU3622 28 14.4 81
Show 18554+2436 POU3595 AB 38 17.3 82
Show 18554+2436 POU3594 AC 16 20.6 82

 
 
WDS 18534+2553 : COMPONENTS
 
 
  A
B pa=197.6°
sep=0.31"
 
 
18534+2553 A
 
 
Componente originario normalizzato AB Name HD 337117 Coord arcsec 2000 185324.53+255305.3 Mag 8.9
Spectral class F5 (yellow-white) PmRA -52.00 PmDE -22.0 SAO 86545
Tycho2 2113-01304-1 HD 337117 ADS 11802 DM BD+25 3655
Tycho2
Tycho2 2113-01304-1 Pflag RAmdeg 283.35224068 DEmdeg 25.88483287
PmRA -47.1 PmDE -18.7 E RAmdeg 9 E DEmdeg 7
E pmRA 1.4 E pmDE 1.3 EpRAm 1990.59 EpDEm 1991.04
Num 9 Q RAmdeg 0.9 Q DEmdeg 0.9 Q pmRA 0.9
Q pmDE 0.8 BTmag 9.566 E BTmag 0.019 VTmag 8.980
E VTmag 0.014 Prox 999 TYC T HIP
CCDM RAdeg 283.35236444 DEdeg 25.88487583 EpRA 1990 1.46
EpDE 1990 1.68 E RAdeg 8.8 E DEdeg 7.3 Posflg
Corr 0.0
SAO
SAO 86545 DelFlag RA1950 PmRA1950 -0.0038
DE1950 PmDE1950 -0.013 Vmag 8.4 SpType F5
Double code Source 34 CatNum 9332 DM BD+25 3655
DMcomp BDsup HD 337117 M HD 0
GC RA1950rad 4.93654968 DE1950rad 0.45067917 PmRA2000 -0.0037
PmDE2000 -0.015
CCDM
Ccdm 18534+2553 RComp Comp A Note1
Note2 Discov num DRAs 0.47 DDEs 4.7
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.9 Sp F5 PmNote *
PmRA -48 PmDE -28 Dm number +25 3655 Cat1 BD
Name2 +25 2002 Cat2 AGK2/3 HD M HD
ADS BDS A11802 M ADS BDS N IDS IDS 18494N2546A
HIC
 
 
18534+2553 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 185324.52+255305.0 Mag 9.9 Calc delta mag 1
Calc coord yes
CCDM
Ccdm 18534+2553 RComp Comp B Note1
Note2 Discov num A 2989 DRAs DDEs
R dRAs Year 1916 Theta 228 Rho 0.4
Obs 8 Vmag 9.9 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11802 M ADS BDS N IDS IDS 18494N2546B
HIC