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JPL Small-Body Database Browser
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344046 (2012 QJ19)
Classification: Main-belt Asteroid          SPK-ID: 2344046
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05733721113113212 4.3872e-08  
a 2.607706438922379 2.0954e-08 au
q 2.458187824265874 1.1906e-07 au
i 5.611209301406729 4.9259e-06 deg
node 229.2670283960022 5.9263e-05 deg
peri 33.23169946428831 7.9719e-05 deg
M 272.1177196061678 5.54e-05 deg
tp 2458975.978688901817
(2020-May-06.47868890)
0.00023812 TDB
period 1538.106742325053
4.21
1.8539e-05
5.076e-08
d
yr
n .2340539769403859 2.8211e-09 deg/d
Q 2.757225053578884 2.2156e-08 au
  Orbit Determination Parameters
   # obs. used (total)      261  
   data-arc span      8678 days (23.76 yr)  
   first obs. used      1995-06-24  
   last obs. used      2019-03-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58363  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:44:50  

Additional Information
 Earth MOID = 1.44477 au 
 Jupiter MOID = 2.26861 au 
 T_jup = 3.402 
[ 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 16.3   n/a MPO434163  

344046 (2012 QJ19)          Discovered 1995-Jun-24 by Spacewatch at Kitt Peak
Reference: 20121029/Numbers.arcLast Updated: 2012-11-08

[ show close-approach data ]
Alternate Designations
 2012 QJ19 = 1995 ML2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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