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JPL Small-Body Database Browser
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73865 (1997 AW)
Classification: Mars-crossing Asteroid          SPK-ID: 2073865
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3677918929526737 3.5371e-08  
a 2.378426940782042 9.4121e-09 au
q 1.503660793982178 8.595e-08 au
i 1.72971854583331 3.8373e-06 deg
node 2.375146281959385 0.00016107 deg
peri 203.5763819124293 0.00016112 deg
M 83.75467816985611 7.8392e-06 deg
tp 2458688.797903321017
(2019-Jul-24.29790332)
2.7907e-05 TDB
period 1339.778950339517
3.67
7.9528e-06
2.177e-08
d
yr
n .2687010419956004 1.595e-09 deg/d
Q 3.253193087581905 1.2874e-08 au
  Orbit Determination Parameters
   # obs. used (total)      784  
   data-arc span      13077 days (35.80 yr)  
   first obs. used      1983-07-13  
   last obs. used      2019-05-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53311  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 05:19:28  

Additional Information
 Earth MOID = .499849 au 
 Jupiter MOID = 1.71208 au 
 T_jup = 3.445 
[ 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 15.8   n/a MPO436299  

73865 (1997 AW)          Discovered 1997-Jan-02 by Kobayashi, T. at Oizumi
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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