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66155 (1998 UR24)
Classification: Main-belt Asteroid          SPK-ID: 2066155
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2150102638291024 2.6677e-08  
a 3.180419791720976 1.4073e-08 au
q 2.49659689321575 8.8097e-08 au
i 2.402064279598844 3.2446e-06 deg
node 92.85403768268154 8.135e-05 deg
peri 297.1258715566649 8.2001e-05 deg
M 341.9573926043166 8.8463e-06 deg
tp 2459304.329771021498
(2021-Mar-30.82977102)
5.0964e-05 TDB
period 2071.691565858828
5.67
1.3751e-05
3.765e-08
d
yr
n .1737710409854184 1.1534e-09 deg/d
Q 3.864242690226201 1.7099e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1115  
   data-arc span      10388 days (28.44 yr)  
   first obs. used      1992-09-02  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52065  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:19:52  

Additional Information
 Earth MOID = 1.50202 au 
 Jupiter MOID = 1.58413 au 
 T_jup = 3.162 
[ 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 14.82   n/a E2021B10  

66155 (1998 UR24)          Discovered 1998-Oct-18 by LONEOS at Anderson Mesa
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 UR24 = 1992 RX5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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