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JPL Small-Body Database Browser
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74756 (1999 RN199)
Classification: Main-belt Asteroid          SPK-ID: 2074756
[ 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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1656737369526629 4.8726e-08  
a 2.334619533957669 9.2847e-09 au
q 1.947834391404218 1.1249e-07 au
i 4.092420868734662 4.1469e-06 deg
node 268.482831976735 7.0643e-05 deg
peri 113.0555229151124 7.183e-05 deg
M 166.041582568759 1.3081e-05 deg
tp 2457999.551905240304
(2017-Sep-03.05190524)		 4.6219e-05 TDB
period 1302.934546675392
3.57		 7.7726e-06
2.128e-08		 d
yr
n .2762993742997967 1.6483e-09 deg/d
Q 2.721404676511121 1.0823e-08 au
   Orbit Determination Parameters
   # obs. used (total)      919  
   data-arc span      9681 days (26.51 yr)  
   first obs. used      1992-10-31  
   last obs. used      2019-05-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51969  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:41:58  

Additional Information
 Earth MOID = .95454 au 
 Jupiter MOID = 2.74817 au 
 T_jup = 3.547 
[ 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 15.6   n/a MPO337821  

74756 (1999 RN199)          Discovered 1999-Sep-08 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 RN199 = 1992 UD9 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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