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118762 (2000 QM222)
Classification: Main-belt Asteroid          SPK-ID: 2118762
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2972685358054177 4.4348e-08  
a 2.614689731494859 1.3546e-08 au
q 1.837424743427922 1.174e-07 au
i 9.303131704925701 3.4461e-06 deg
node 84.19592304862977 3.0485e-05 deg
peri 263.3977395368547 3.0686e-05 deg
M 230.2069722408827 5.658e-06 deg
tp 2459557.272186066302
(2021-Dec-08.77218607)
2.6138e-05 TDB
period 1544.289323120355
4.23
1.2001e-05
3.286e-08
d
yr
n .2331169390413141 1.8116e-09 deg/d
Q 3.391954719561797 1.7573e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1388  
   data-arc span      8565 days (23.45 yr)  
   first obs. used      1996-11-15  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48293  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:22:59  

Additional Information
 Earth MOID = .858828 au 
 Jupiter MOID = 2.12119 au 
 T_jup = 3.326 
[ 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 14.3   n/a MPO385521  
diameter diameter 3.958 km 0.232 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.283   0.054 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118762 (2000 QM222)          Discovered 2000-Aug-21 by LONEOS at Anderson Mesa
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 2000 QM222 = 1975 VO1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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