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216702 (2004 RO174)
Classification: Main-belt Asteroid          SPK-ID: 2216702
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06826125832968956 4.5508e-08  
a 2.280933074050477 1.3866e-08 au
q 2.125233712249984 1.1004e-07 au
i 6.219853251661068 4.7349e-06 deg
node 261.9031634410947 5.245e-05 deg
peri 339.6466056190333 7.8629e-05 deg
M 347.8186324504786 6.2388e-05 deg
tp 2459243.075601022207
(2021-Jan-28.57560102)
0.00021819 TDB
period 1258.250874188309
3.44
1.1473e-05
3.141e-08
d
yr
n .2861114642437534 2.6089e-09 deg/d
Q 2.436632435850969 1.4812e-08 au
  Orbit Determination Parameters
   # obs. used (total)      393  
   data-arc span      7287 days (19.95 yr)  
   first obs. used      2000-05-10  
   last obs. used      2020-04-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57387  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:55:56  

Additional Information
 Earth MOID = 1.11158 au 
 Jupiter MOID = 2.57421 au 
 T_jup = 3.595 
[ 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 16.68   n/a E2021B55  

216702 (2004 RO174)          Discovered 2004-Sep-10 by LINEAR at Socorro
Reference: 20090707/Numbers.arcLast Updated: 2009-07-09

[ show close-approach data ]
Alternate Designations
 2004 RO174 = 2000 JL78 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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