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85637 (1998 MO12)
Classification: Main-belt Asteroid          SPK-ID: 2085637
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1451722129588135 3.763e-08  
a 3.0822378866163 2.3375e-08 au
q 2.634782591750715 1.1345e-07 au
i 15.28189273641582 4.7796e-06 deg
node 142.3230313589468 1.6709e-05 deg
peri 100.8660107326284 2.5904e-05 deg
M 104.102036454598 1.7409e-05 deg
tp 2458824.949797327258
(2019-Dec-07.44979733)
9.5577e-05 TDB
period 1976.50382230442
5.41
2.2484e-05
6.156e-08
d
yr
n .1821397944883675 2.072e-09 deg/d
Q 3.529693181481885 2.6769e-08 au
  Orbit Determination Parameters
   # obs. used (total)      617  
   data-arc span      8178 days (22.39 yr)  
   first obs. used      1998-06-19  
   last obs. used      2020-11-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54003  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 14:14:03  

Additional Information
 Earth MOID = 1.6752 au 
 Jupiter MOID = 1.7818 au 
 T_jup = 3.157 
[ 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 14.88   n/a E2021B10  
diameter diameter 6.159 km 0.461 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.074   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85637 (1998 MO12)          Discovered 1998-Jun-19 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

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