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186973 (2004 RY184)
Classification: Main-belt Asteroid          SPK-ID: 2186973
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06727956343608993 4.9133e-08  
a 3.059167276196486 2.7482e-08 au
q 2.853347837376014 1.4243e-07 au
i 9.753113488796814 5.4505e-06 deg
node 241.7230230715267 4.0845e-05 deg
peri 27.68788969687248 7.5503e-05 deg
M 93.01312372551934 6.0998e-05 deg
tp 2458695.553933497159
(2019-Jul-31.05393350)
0.00033322 TDB
period 1954.354145523109
5.35
2.6336e-05
7.21e-08
d
yr
n .1842040762287948 2.4822e-09 deg/d
Q 3.264986715016958 2.9331e-08 au
  Orbit Determination Parameters
   # obs. used (total)      442  
   data-arc span      7724 days (21.15 yr)  
   first obs. used      1999-10-14  
   last obs. used      2020-12-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58711  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:53:29  

Additional Information
 Earth MOID = 1.83992 au 
 Jupiter MOID = 1.79368 au 
 T_jup = 3.209 
[ 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 15.31   n/a E2021B55  

186973 (2004 RY184)          Discovered 2004-Sep-10 by LINEAR at Socorro
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

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