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85263 (1993 TU37)
Classification: Main-belt Asteroid          SPK-ID: 2085263
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2138881136572748 3.4771e-08  
a 2.422471580276408 1.2883e-08 au
q 1.90433370358273 8.6979e-08 au
i 5.485602025500066 5.9066e-06 deg
node 79.62517884762198 4.1987e-05 deg
peri 263.8271704537444 4.4589e-05 deg
M 102.4047515074805 1.5147e-05 deg
tp 2458808.754451413366
(2019-Nov-21.25445141)
5.6672e-05 TDB
period 1377.166541738901
3.77
1.0986e-05
3.008e-08
d
yr
n .2614062926227066 2.0852e-09 deg/d
Q 2.940609456970086 1.5638e-08 au
  Orbit Determination Parameters
   # obs. used (total)      464  
   data-arc span      9962 days (27.27 yr)  
   first obs. used      1993-10-09  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .549  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 07:40:11  

Additional Information
 Earth MOID = .904272 au 
 Jupiter MOID = 2.48474 au 
 T_jup = 3.475 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457167.5 (2015-May-25.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2151001689274235 3.471e-08  
q 1.900523608723151 8.6878e-08 au
tp 2457432.663209198540
(2016-Feb-14.16320920)
5.3001e-05 TDB
node 79.64496920682937 4.2016e-05 deg
peri 263.9479441569455 4.4588e-05 deg
i 5.485528861935908 5.9056e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      464  
   data-arc span      9962 days (27.27 yr)  
   first obs. used      1993-10-09  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .549  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 07:40:11  

Additional Information
 Jupiter MOID = 2.48474 au 
 T_jup = 3.475 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.204803740275635E-15 -2.996064908469769E-15 -2.16814798706502E-13 2.856269500779961E-15 -5.051317601231452E-14 -2.235222417104472E-16
q -2.996064908469769E-15 7.547825618357077E-15 6.282947199735893E-13 -8.177779762272155E-15 1.427642126476587E-13 1.132542189664463E-15
tp -2.16814798706502E-13 6.282947199735893E-13 2.809129293807311E-9 -3.925746952136733E-11 8.006820459456085E-10 6.63659169560347E-13
node 2.856269500779961E-15 -8.177779762272155E-15 -3.925746952136733E-11 1.765357276883894E-9 -1.767259729710803E-9 -1.618704096908074E-12
peri -5.051317601231452E-14 1.427642126476587E-13 8.006820459456085E-10 -1.767259729710803E-9 1.988071981218647E-9 1.741787512243122E-12
i -2.235222417104472E-16 1.132542189664463E-15 6.63659169560347E-13 -1.618704096908074E-12 1.741787512243122E-12 3.487573916072264E-11

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 16.1   n/a MPO436372  

85263 (1993 TU37)          Discovered 1993-Oct-09 by Elst, E. W. at La Silla
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ 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
2021-Dec-28 20:43 < 00:01 Europ 0.0185182042291787 0.0185157065876424 0.0185207018832967 3.97761940579411 3.97761926149966 2459577.363128219 0.917396122965259 127.912147840669 71.8991920534303 16.1828300638558 23391.0920319628 T 18 CATAB v2.0f-lin.ifort 2021-Feb-24 07:40:13 2021-Feb-24 07:40
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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