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JPL Small-Body Database Browser
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10077 (1989 UL1)
Classification: Main-belt Asteroid          SPK-ID: 2010077
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1122249089697986 5.1032e-08  
a 2.559851463502213 1.141e-08 au
q 2.272572366034471 1.3157e-07 au
i 10.26667574443936 5.2407e-06 deg
node 44.20763810431133 2.8375e-05 deg
peri 295.8157933432944 3.5427e-05 deg
M 218.3752977642182 2.4446e-05 deg
tp 2459589.014387741878
(2022-Jan-09.51438774)
0.00010308 TDB
period 1495.962047880287
4.10
1.0002e-05
2.738e-08
d
yr
n .2406478162397931 1.609e-09 deg/d
Q 2.847130560969954 1.269e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1690  
   data-arc span      17798 days (48.73 yr)  
   first obs. used      1971-05-13  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48384  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 19:34:31  

Additional Information
 Earth MOID = 1.28741 au 
 Jupiter MOID = 2.54897 au 
 T_jup = 3.404 
[ 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 13.1   n/a MPO384846  

10077 (1989 UL1)          Discovered 1989-Oct-26 by Ueda, S., Kaneda, H. at Kushiro
Reference: 19990302/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1989 UL1 = 4867 T-1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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