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43945 (1997 AS2)
Classification: Main-belt Asteroid          SPK-ID: 2043945
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2015007116880401 4.5116e-08  
a 2.266085263571406 7.8295e-09 au
q 1.809467470215988 1.0263e-07 au
i 24.80311735864847 7.5335e-06 deg
node 305.0653463160097 9.9677e-06 deg
peri 62.14727747871124 2.0349e-05 deg
M 101.8269430253234 1.6536e-05 deg
tp 2458848.069892915245
(2019-Dec-30.56989292)
5.6569e-05 TDB
period 1245.984950357974
3.41
6.4575e-06
1.768e-08
d
yr
n .2889280483657297 1.4974e-09 deg/d
Q 2.722703056926825 9.4071e-09 au
  Orbit Determination Parameters
   # obs. used (total)      767  
   data-arc span      25379 days (69.48 yr)  
   first obs. used      1951-09-26  
   last obs. used      2021-03-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48693  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 05:27:59  

Additional Information
 Earth MOID = .893227 au 
 Jupiter MOID = 2.86016 au 
 T_jup = 3.470 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.28   n/a MPCxxxxx  

43945 (1997 AS2)          Discovered 1997-Jan-03 by Kobayashi, T. at Oizumi
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 AS2 = 1999 UM5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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