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201558 (2003 RC27)
Classification: Main-belt Asteroid          SPK-ID: 2201558
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2782181283807799 4.7982e-08  
a 2.674433253578489 2.0533e-08 au
q 1.930357439288563 1.3209e-07 au
i 13.05929381924517 4.6815e-06 deg
node 131.3495495475894 2.5502e-05 deg
peri 268.1261877219473 2.6752e-05 deg
M 279.5847854750314 1.1228e-05 deg
tp 2459357.346791561896
(2021-May-22.84679156)
5.2879e-05 TDB
period 1597.519147603527
4.37
1.8397e-05
5.037e-08
d
yr
n .225349411642448 2.5952e-09 deg/d
Q 3.418509067868416 2.6246e-08 au
  Orbit Determination Parameters
   # obs. used (total)      319  
   data-arc span      8526 days (23.34 yr)  
   first obs. used      1996-01-28  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60911  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 00:06:43  

Additional Information
 Earth MOID = .989377 au 
 Jupiter MOID = 2.19613 au 
 T_jup = 3.287 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457048.5 (2015-Jan-26.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2814296471236385 4.8131e-08  
q 1.918035382449473 1.3263e-07 au
tp 2457762.119540812224
(2017-Jan-08.61954081)
4.0279e-05 TDB
node 131.5028728978909 2.5587e-05 deg
peri 268.1180674433627 2.678e-05 deg
i 13.04917531697529 4.6778e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      319  
   data-arc span      8526 days (23.34 yr)  
   first obs. used      1996-01-28  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60911  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 00:06:43  

Additional Information
 Jupiter MOID = 2.19613 au 
 T_jup = 3.287 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.316604277552449E-15 -6.347446378708359E-15 5.473650874897015E-14 -1.047993805768658E-14 2.734188236480194E-14 -4.784066137391816E-15
q -6.347446378708359E-15 1.759133486955818E-14 1.613437888666522E-13 2.828751234643052E-14 -3.696858194953608E-14 1.481054902674488E-14
tp 5.473650874897015E-14 1.613437888666522E-13 1.622367670555942E-9 -1.533114820343838E-11 3.543114994280918E-10 1.487805268331497E-12
node -1.047993805768658E-14 2.828751234643052E-14 -1.533114820343838E-11 6.547080655674138E-10 -6.409068917253387E-10 -1.937380648715459E-11
peri 2.734188236480194E-14 -3.696858194953608E-14 3.543114994280918E-10 -6.409068917253387E-10 7.171737597196452E-10 1.892595426002721E-11
i -4.784066137391816E-15 1.481054902674488E-14 1.487805268331497E-12 -1.937380648715459E-11 1.892595426002721E-11 2.18821886332863E-11

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 15.8   n/a MPO436980  

201558 (2003 RC27)          Discovered 2003-Sep-01 by LINEAR at Socorro
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

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