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JPL Small-Body Database Browser
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100603 (1997 RN9)
Classification: Main-belt Asteroid          SPK-ID: 2100603
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1766373476006127 7.4706e-08  
a 2.520826339347776 1.0629e-08 au
q 2.075554261003623 1.8867e-07 au
i 13.12516992149057 7.7229e-06 deg
node 32.89740182646269 2.6639e-05 deg
peri 2.697125673833599 3.4628e-05 deg
M 216.3267283028765 2.1644e-05 deg
tp 2459583.926699061744
(2022-Jan-04.42669906)
8.8996e-05 TDB
period 1461.883683591462
4.00
9.2456e-06
2.531e-08
d
yr
n .2462576222997271 1.5574e-09 deg/d
Q 2.966098417691929 1.2506e-08 au
  Orbit Determination Parameters
   # obs. used (total)      653  
   data-arc span      8170 days (22.37 yr)  
   first obs. used      1997-09-15  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58688  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 01:08:13  

Additional Information
 Earth MOID = 1.08239 au 
 Jupiter MOID = 2.47446 au 
 T_jup = 3.399 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7   n/a MPO474881  

100603 (1997 RN9)          Discovered 1997-Sep-15 by Galad, A., Pravda, A. at Modra
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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