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JPL Small-Body Database Browser
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442262 (2011 QR19)
Classification: Main-belt Asteroid          SPK-ID: 2442262
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0582465497310458 1.2287e-07  
a 2.591271603612431 2.9684e-08 au
q 2.440338973285972 3.3608e-07 au
i 13.91510987530795 1.1695e-05 deg
node 310.0106588736638 2.1303e-05 deg
peri 39.2015999952167 0.00010157 deg
M 23.67203275486893 9.7579e-05 deg
tp 2458900.315419739490
(2020-Feb-20.81541974)
0.00041226 TDB
period 1523.589007638788
4.17
2.618e-05
7.168e-08
d
yr
n .2362841935686561 4.0601e-09 deg/d
Q 2.742204233938889 3.1413e-08 au
  Orbit Determination Parameters
   # obs. used (total)      129  
   data-arc span      6707 days (18.36 yr)  
   first obs. used      2001-02-20  
   last obs. used      2019-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53291  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:42:55  

Additional Information
 Earth MOID = 1.44282 au 
 Jupiter MOID = 2.58001 au 
 T_jup = 3.376 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.2   n/a MPO477087  

442262 (2011 QR19)          Discovered 2005-Feb-02 by CSS at Catalina
Reference: Last Updated: 2015-09-02

Alternate Designations
 2011 QR19 = 2005 CO27 = 2008 YT75 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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