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JPL Small-Body Database Browser
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100181 (1994 AN10)
Classification: Main-belt Asteroid          SPK-ID: 2100181
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .21317180617028 3.2668e-08  
a 2.18210764666178 9.838e-09 au
q 1.716943818364909 7.1203e-08 au
i 6.926687258413104 4.3837e-06 deg
node 101.2788674983401 4.5557e-05 deg
peri 201.3931333087991 4.8365e-05 deg
M 249.1369418261457 1.9144e-05 deg
tp 2459363.074316861631
(2021-May-28.57431686)		 6.4233e-05 TDB
period 1177.369235706058
3.22		 7.9622e-06
2.18e-08		 d
yr
n .3057664401975911 2.0678e-09 deg/d
Q 2.647271474958651 1.1935e-08 au
   Orbit Determination Parameters
   # obs. used (total)      542  
   data-arc span      9521 days (26.07 yr)  
   first obs. used      1994-01-08  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58781  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 01:01:50  

Additional Information
 Earth MOID = .703534 au 
 Jupiter MOID = 2.5849 au 
 T_jup = 3.641 
[ 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 16.4   n/a MPO453456  

100181 (1994 AN10)          Discovered 1994-Jan-08 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1994 AN10 = 1998 FD4 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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