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JPL Small-Body Database Browser
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46836 (1998 QM12)
Classification: Main-belt Asteroid          SPK-ID: 2046836
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1078468458880778 3.7261e-08  
a 2.379442620957072 9.9654e-09 au
q 2.12282723931519 9.0937e-08 au
i 7.599044449843472 4.4558e-06 deg
node 182.7137636804203 2.9154e-05 deg
peri 74.82954791206133 3.6117e-05 deg
M 283.8369237214487 2.3312e-05 deg
tp 2458884.130713836873
(2020-Feb-04.63071384)
8.7443e-05 TDB
period 1340.637247999781
3.67
8.4222e-06
2.306e-08
d
yr
n .2685290152404141 1.687e-09 deg/d
Q 2.636058002598952 1.104e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1440  
   data-arc span      10105 days (27.67 yr)  
   first obs. used      1991-09-09  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53474  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:34:22  

Additional Information
 Earth MOID = 1.12332 au 
 Jupiter MOID = 2.41498 au 
 T_jup = 3.520 
[ 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 14.6   n/a MPO436109  

46836 (1998 QM12)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 QM12 = 2000 AM171 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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