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JPL Small-Body Database Browser
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(2013 RH74)
Classification: Apollo [NEO, PHA]          SPK-ID: 3648205
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 50 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5935918079514229 1.6113e-06  
a 2.285032690043265 1.1192e-05 au
q .9286560043323803 8.7059e-07 au
i 5.475789294205518 1.2809e-05 deg
node 200.42085958395 4.9667e-05 deg
peri 227.778056600636 6.5388e-05 deg
M 319.5969169225428 0.0048314 deg
tp 2459142.095372035023
(2020-Oct-19.59537204)
0.017972 TDB
period 1261.644658029801
3.45
0.0092693
2.538e-05
d
yr
n .2853418335414507 2.0964e-06 deg/d
Q 3.64140937575415 1.7836e-05 au
  Orbit Determination Parameters
   # obs. used (total)      376  
   # delay obs. used      0  
   # Doppler obs. used      1  
   data-arc span      166 days  
   first obs. used      2013-09-15  
   last obs. used      2014-02-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .46311  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:44:40  

Additional Information
 Earth MOID = .0202634 au 
 Jupiter MOID = 1.71855 au 
 T_jup = 3.339 
[ 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 20.9   n/a MPO278281  
rotation period rot_per 5.346 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Hicks, M.; Ebelhar (2013) Astronomer's Telegram 5526. http://www.astronomerstelegram.org]
[Warner, B.D. (2014) Minor Planet Bull. 41, 113-124.]

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