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JPL Small-Body Database Browser
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193958 (2001 RH74)
Classification: Main-belt Asteroid          SPK-ID: 2193958
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2377963163327448 5.8891e-08  
a 2.352241360408535 1.5866e-08 au
q 1.792887029777861 1.4076e-07 au
i 5.703358043685444 6.5034e-06 deg
node 205.8047208109234 6.7955e-05 deg
peri 81.53469798783621 6.9718e-05 deg
M 14.3220503687778 1.321e-05 deg
tp 2458548.076749484714
(2019-Mar-05.57674948)
4.8247e-05 TDB
period 1317.714272716486
3.61
1.3332e-05
3.65e-08
d
yr
n .273200349615896 2.7641e-09 deg/d
Q 2.911595691039209 1.9639e-08 au
  Orbit Determination Parameters
   # obs. used (total)      292  
   data-arc span      9129 days (24.99 yr)  
   first obs. used      1993-03-21  
   last obs. used      2018-03-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60129  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:13:02  

Additional Information
 Earth MOID = .787118 au 
 Jupiter MOID = 2.28665 au 
 T_jup = 3.512 
[ 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 16.5   n/a MPO345413  

193958 (2001 RH74)          Discovered 2001-Sep-10 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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