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(2013 QR1)
Classification: Apollo [NEO, PHA]          SPK-ID: 3645993
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7369084880769616 1.198e-06  
a 1.949758897572785 9.6704e-06 au
q .5129650162478205 4.2015e-07 au
i 45.6278054035168 5.3114e-05 deg
node 151.5676561028484 3.822e-06 deg
peri 279.3695190334856 0.00010734 deg
M 156.9033849936343 0.006538 deg
tp 2458567.089323407753
(2019-Mar-24.58932341)
0.014835 TDB
period 994.4198691413765
2.72
0.0073981
2.025e-05
d
yr
n .3620201196410516 2.6933e-06 deg/d
Q 3.38655277889775 1.6797e-05 au
  Orbit Determination Parameters
   # obs. used (total)      365  
   # delay obs. used      1  
   # Doppler obs. used      1  
   data-arc span      24 days  
   first obs. used      2013-08-01  
   last obs. used      2013-08-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .38075  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Mar-15 07:25:37  

Additional Information
 Earth MOID = .00140363 au 
 Jupiter MOID = 3.396 au 
 T_jup = 3.247 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 21.6   n/a E2013Q33  
rotation period rot_per 0.094 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Lister, T. (2013) Minor Planet Mailing List, msg 28774. http://lcogt.net/article/radar-targeted-neos]

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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