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JPL Small-Body Database Browser
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117986 (3176 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2117986
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1294009767461629 6.1944e-08  
a 2.625866223349638 1.7242e-08 au
q 2.286076569243437 1.5811e-07 au
i 4.554895102551258 5.4541e-06 deg
node 189.6208008680378 5.9995e-05 deg
peri 349.5968917809068 6.3106e-05 deg
M 205.1410137571181 2.2563e-05 deg
tp 2459669.061299506578
(2022-Mar-30.56129951)
0.00010074 TDB
period 1554.201494286425
4.26
1.5308e-05
4.191e-08
d
yr
n .231630198094286 2.2814e-09 deg/d
Q 2.965655877455839 1.9473e-08 au
  Orbit Determination Parameters
   # obs. used (total)      378  
   data-arc span      17698 days (48.45 yr)  
   first obs. used      1971-03-24  
   last obs. used      2019-09-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59888  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:17:09  

Additional Information
 Earth MOID = 1.28957 au 
 Jupiter MOID = 1.99647 au 
 T_jup = 3.386 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0   n/a MPO439766  

117986 (3176 T-1)          Discovered 1971-Mar-26 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1998-Oct-24 01:29 < 00:01 Jupiter 1.99818656836841 1.99818606148778 1.99818707524893 2.66060203937919 2.49619950934026 2451110.561906269 0.460878024733285 54.1077508540917 12.8429505025115 88.6549589934752 2005784.93709144 T 16 CATAB v2.0f-lin.ifort 2019-Sep-24 03:17:12 2019-Sep-24 03:17
2058-Aug-16 08:43 00:01 Jupiter 1.99406835585111 1.99406787026053 1.99406884144169 2.75239910136232 2.59348389365313 2472956.863235237 1.23442536664753 88.106515281722 13.95461481418 -88.0954445348944 2162004.11801798 T 16 CATAB v2.0f-lin.ifort 2019-Sep-24 03:17:12 2019-Sep-24 03:17

Alternate Designations
 3176 T-1 = 2001 HR51 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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