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JPL Small-Body Database Browser
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74196 (1998 RU49)
Classification: Main-belt Asteroid          SPK-ID: 2074196
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1937774160898013 3.3736e-08  
a 2.411927135252014 1.0639e-08 au
q 1.944550127186002 8.0637e-08 au
i 3.230164327758689 4.0575e-06 deg
node 140.9826891758879 8.5344e-05 deg
peri 169.4763628842381 8.64e-05 deg
M 211.105652084926 1.526e-05 deg
tp 2459166.374877537377
(2020-Nov-12.87487754)
5.9424e-05 TDB
period 1368.184613895823
3.75
9.0524e-06
2.478e-08
d
yr
n .2631223859292803 1.7409e-09 deg/d
Q 2.879304143318026 1.27e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1007  
   data-arc span      7478 days (20.47 yr)  
   first obs. used      1998-09-14  
   last obs. used      2019-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56677  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:28:41  

Additional Information
 Earth MOID = .929441 au 
 Jupiter MOID = 2.38781 au 
 T_jup = 3.491 
[ 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 15.4   n/a MPO337817  

74196 (1998 RU49)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 RU49 = 2001 FH23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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