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JPL Small-Body Database Browser
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74773 (1999 RX235)
Classification: Main-belt Asteroid          SPK-ID: 2074773
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .231538205214347 4.4061e-08  
a 2.33331758875969 1.0332e-08 au
q 1.793065422063204 9.9719e-08 au
i 7.111375486522366 5.0012e-06 deg
node 75.00003400439746 3.8241e-05 deg
peri 293.7187691779316 3.9861e-05 deg
M 172.2823482917124 1.0931e-05 deg
tp 2457977.486451720642
(2017-Aug-11.98645172)
3.818e-05 TDB
period 1301.844789117946
3.56
8.6472e-06
2.367e-08
d
yr
n .2765306609583734 1.8368e-09 deg/d
Q 2.873569755456177 1.2725e-08 au
  Orbit Determination Parameters
   # obs. used (total)      508  
   data-arc span      7664 days (20.98 yr)  
   first obs. used      1998-04-17  
   last obs. used      2019-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53895  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:16:01  

Additional Information
 Earth MOID = .806373 au 
 Jupiter MOID = 2.61027 au 
 T_jup = 3.523 
[ 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  

74773 (1999 RX235)          Discovered 1999-Sep-08 by CSS at Catalina
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 RX235 = 1998 HZ9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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