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JPL Small-Body Database Browser
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74600 (1999 RH3)
Classification: Main-belt Asteroid          SPK-ID: 2074600
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2469471299810644 4.8595e-08  
a 2.345586032829461 8.5338e-09 au
q 1.766350293898555 1.1686e-07 au
i 1.61453609449718 5.3107e-06 deg
node 319.61721800 0.00013755 deg
peri 42.5675543840098 0.00013791 deg
M 148.8155604034822 8.6055e-06 deg
tp 2458058.097952110791
(2017-Oct-31.59795211)
3.0292e-05 TDB
period 1312.125806674356
3.59
7.1608e-06
1.961e-08
d
yr
n .2743639353549769 1.4973e-09 deg/d
Q 2.924821771760367 1.0641e-08 au
  Orbit Determination Parameters
   # obs. used (total)      743  
   data-arc span      9132 days (25.00 yr)  
   first obs. used      1994-03-09  
   last obs. used      2019-03-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49843  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:27:03  

Additional Information
 Earth MOID = .7632 au 
 Jupiter MOID = 2.53233 au 
 T_jup = 3.519 
[ 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 16.4   n/a MPO266274  

74600 (1999 RH3)          Discovered 1999-Sep-02 by Bickel, W. at Bergisch Gladbach
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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