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357541 (2004 RO278)
Classification: Main-belt Asteroid          SPK-ID: 2357541
[ 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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06605866619129505 4.2124e-08  
a 3.148152323308467 4.4603e-08 au
q 2.940189579863683 1.4452e-07 au
i 11.03440087248544 5.8938e-06 deg
node 188.2475954851987 2.4592e-05 deg
peri 102.9653372299752 5.588e-05 deg
M 351.0487743205204 5.0275e-05 deg
tp 2459051.229670226589
(2020-Jul-20.72967023)		 0.00028531 TDB
period 2040.243642101307
5.59		 4.3359e-05
1.187e-07		 d
yr
n .176449514445846 3.7499e-09 deg/d
Q 3.356115066753251 4.755e-08 au
   Orbit Determination Parameters
   # obs. used (total)      244  
   data-arc span      5363 days (14.68 yr)  
   first obs. used      2004-09-15  
   last obs. used      2019-05-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5448  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 00:30:55  

Additional Information
 Earth MOID = 1.95072 au 
 Jupiter MOID = 1.80476 au 
 T_jup = 3.176 
[ 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 15.6   n/a MPO437509  

357541 (2004 RO278)          Discovered 2004-Sep-15 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 2004 RO278 = 2008 GG42 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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