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277246 (2005 RT25)
Classification: Main-belt Asteroid          SPK-ID: 2277246
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1942949741937974 5.7617e-08  
a 2.265299179897699 1.1888e-08 au
q 1.825162934198245 1.3498e-07 au
i 5.67832103295665 5.3689e-06 deg
node 280.5800557031835 4.7782e-05 deg
peri 49.08748623055211 4.9842e-05 deg
M 137.8668401048133 1.3736e-05 deg
tp 2458523.581576746304
(2019-Feb-09.08157675)
4.5517e-05 TDB
period 1245.336675888144
3.41
9.8028e-06
2.684e-08
d
yr
n .2890784532168836 2.2755e-09 deg/d
Q 2.705435425597152 1.4197e-08 au
  Orbit Determination Parameters
   # obs. used (total)      375  
   data-arc span      9879 days (27.05 yr)  
   first obs. used      1992-12-17  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .534  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 04:40:36  

Additional Information
 Earth MOID = .819766 au 
 Jupiter MOID = 2.64694 au 
 T_jup = 3.585 
[ 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 16.6   n/a MPO433793  

277246 (2005 RT25)          Discovered 2005-Sep-11 by LONEOS at Anderson Mesa
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

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