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160405 (2004 RO201)
Classification: Main-belt Asteroid          SPK-ID: 2160405
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2267347382311258 5.2945e-08  
a 2.21949168784713 9.8275e-09 au
q 1.716255820996951 1.1939e-07 au
i 6.898938071185392 6.6885e-06 deg
node 347.9955632835914 3.8979e-05 deg
peri 323.4168366829242 4.0728e-05 deg
M 306.9670877230087 1.0925e-05 deg
tp 2459178.418737137065
(2020-Nov-24.91873714)
3.6869e-05 TDB
period 1207.754630460531
3.31
8.0216e-06
2.196e-08
d
yr
n .298073789924306 1.9797e-09 deg/d
Q 2.722727554697308 1.2056e-08 au
  Orbit Determination Parameters
   # obs. used (total)      275  
   data-arc span      9360 days (25.63 yr)  
   first obs. used      1994-09-12  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6476  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 01:32:52  

Additional Information
 Earth MOID = .708329 au 
 Jupiter MOID = 2.5779 au 
 T_jup = 3.607 
[ 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 17.3   n/a MPO320691  

160405 (2004 RO201)          Discovered 2004-Sep-10 by Spacewatch at Kitt Peak
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

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