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JPL Small-Body Database Browser
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74197 (1998 RX49)
Classification: Main-belt Asteroid          SPK-ID: 2074197
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .195905723386027 4.1897e-08  
a 2.399028966038246 1.0777e-08 au
q 1.929045461022491 1.0047e-07 au
i 3.10009836216368 3.8982e-06 deg
node 124.7488846692786 9.126e-05 deg
peri 135.0754553841436 9.1898e-05 deg
M 269.420449233891 1.186e-05 deg
tp 2458941.991050142102
(2020-Apr-02.49105014)
4.5391e-05 TDB
period 1357.22441777835
3.72
9.1455e-06
2.504e-08
d
yr
n .2652472172503988 1.7873e-09 deg/d
Q 2.869012471054001 1.2888e-08 au
  Orbit Determination Parameters
   # obs. used (total)      907  
   data-arc span      7507 days (20.55 yr)  
   first obs. used      1998-09-14  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58747  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:00:41  

Additional Information
 Earth MOID = .914852 au 
 Jupiter MOID = 2.20021 au 
 T_jup = 3.499 
[ 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 15.7   n/a MPO432295  

74197 (1998 RX49)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 RX49 = 2001 FF91 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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