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JPL Small-Body Database Browser
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71070 (1999 XA112)
Classification: Main-belt Asteroid          SPK-ID: 2071070
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08608269730810299 5.7072e-08  
a 3.103762943271489 2.567e-08 au
q 2.836582657309743 1.7974e-07 au
i 1.030847689428468 5.768e-06 deg
node 330.7213891143102 0.00027119 deg
peri 194.7707874297005 0.00027263 deg
M 109.9049854392816 2.875e-05 deg
tp 2457990.757966731946
(2017-Aug-25.25796673)
0.00015791 TDB
period 1997.244538991082
5.47
2.4778e-05
6.784e-08
d
yr
n .1802483336276167 2.2362e-09 deg/d
Q 3.370943229233236 2.788e-08 au
  Orbit Determination Parameters
   # obs. used (total)      678  
   data-arc span      8533 days (23.36 yr)  
   first obs. used      1995-01-07  
   last obs. used      2018-05-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57607  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-31 15:18:32  

Additional Information
 Earth MOID = 1.84424 au 
 Jupiter MOID = 1.60482 au 
 T_jup = 3.215 
[ 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 14.9   n/a MPO439543  

71070 (1999 XA112)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XA112 = 1998 SF40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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