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JPL Small-Body Database Browser
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85515 (1997 UT24)
Classification: Main-belt Asteroid          SPK-ID: 2085515
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2425193834485244 4.5146e-08  
a 2.360641682391398 9.4363e-09 au
q 1.788140317034949 1.0891e-07 au
i 2.205660160948455 4.09e-06 deg
node 279.4192077042493 0.00012831 deg
peri 101.0611633738927 0.00012871 deg
M 340.0224652844274 9.6855e-06 deg
tp 2458674.016179091279
(2019-Jul-09.51617909)
3.5817e-05 TDB
period 1324.779300832868
3.63
7.9434e-06
2.175e-08
d
yr
n .2717433762541985 1.6294e-09 deg/d
Q 2.933143047747848 1.1725e-08 au
  Orbit Determination Parameters
   # obs. used (total)      718  
   data-arc span      9639 days (26.39 yr)  
   first obs. used      1993-07-13  
   last obs. used      2019-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52238  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 08:02:37  

Additional Information
 Earth MOID = .791668 au 
 Jupiter MOID = 2.53426 au 
 T_jup = 3.510 
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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 MPO453285  

85515 (1997 UT24)          Discovered 1997-Oct-26 by Munari, U., Tombelli, M. at Cima Ekar
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

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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
1986-Jan-28 14:29 00:01 Thisb 0.01174439130116 0.0117414786939992 0.0117473040738546 3.54799632255594 3.54799615892663 2446459.103213056 1.06955523936236 162.446226181885 44.1281416380819 -27.8123714957781 20877.9625890128 T 20 CATAB v2.0f-lin.ifort 2019-Dec-14 08:02:41 2019-Dec-14 08:02

Alternate Designations
 1997 UT24 = 1993 OB9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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