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74715 (1999 RU160)
Classification: Main-belt Asteroid          SPK-ID: 2074715
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0833995946721284 4.0333e-08  
a 2.307534753211103 8.5968e-09 au
q 2.115087290101447 9.2463e-08 au
i 7.392828671532009 3.8015e-06 deg
node 139.0127172104442 3.2719e-05 deg
peri 268.0520865052216 4.0136e-05 deg
M 275.4526393940556 2.3434e-05 deg
tp 2459301.189564653486
(2021-Mar-27.68956465)
8.3705e-05 TDB
period 1280.326700909976
3.51
7.1549e-06
1.959e-08
d
yr
n .2811782334494271 1.5713e-09 deg/d
Q 2.499982216320759 9.3138e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1005  
   data-arc span      9600 days (26.28 yr)  
   first obs. used      1994-02-15  
   last obs. used      2020-05-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54592  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 23:50:24  

Additional Information
 Earth MOID = 1.13966 au 
 Jupiter MOID = 2.76199 au 
 T_jup = 3.571 
[ 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 15.4   n/a MPO337821  

74715 (1999 RU160)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 RU160 = 1998 HN116 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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