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448756 (2011 QA12)
Classification: Main-belt Asteroid          SPK-ID: 2448756
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2024242700536322 5.3778e-08  
a 2.407416574229768 1.8743e-08 au
q 1.920097031476291 1.3481e-07 au
i 5.576657305816643 6.6601e-06 deg
node 202.6302281847986 5.9774e-05 deg
peri 39.83303602056593 6.2345e-05 deg
M 304.6131899894814 1.8771e-05 deg
tp 2459606.408076095408
(2022-Jan-26.90807610)
7.2597e-05 TDB
period 1364.348432054417
3.74
1.5934e-05
4.362e-08
d
yr
n .2638622155030566 3.0815e-09 deg/d
Q 2.894736116983244 2.2538e-08 au
  Orbit Determination Parameters
   # obs. used (total)      138  
   data-arc span      6474 days (17.72 yr)  
   first obs. used      2003-05-23  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50957  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 15:06:15  

Additional Information
 Earth MOID = .911901 au 
 Jupiter MOID = 2.12295 au 
 T_jup = 3.487 
[ 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 17.83   n/a MPCxxxxx  

448756 (2011 QA12)          Discovered 2007-Jun-14 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-10-28

Alternate Designations
 2011 QA12 = 2007 LV25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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