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295493 (2008 RL23)
Classification: Main-belt Asteroid          SPK-ID: 2295493
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2211643337469685 4.6604e-08  
a 2.195959263967694 1.5656e-08 au
q 1.710291396416796 9.807e-08 au
i 6.594668575204389 5.7153e-06 deg
node 356.0029325964704 5.1238e-05 deg
peri 20.04057653319652 5.3348e-05 deg
M 93.92433221573698 1.8868e-05 deg
tp 2458290.393791359881
(2018-Jun-20.89379136)
6.0266e-05 TDB
period 1188.597592091666
3.25
1.2711e-05
3.48e-08
d
yr
n .3028779482604204 3.239e-09 deg/d
Q 2.681627131518592 1.9118e-08 au
  Orbit Determination Parameters
   # obs. used (total)      247  
   data-arc span      7456 days (20.41 yr)  
   first obs. used      1998-08-17  
   last obs. used      2019-01-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5471  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:20:30  

Additional Information
 Earth MOID = .712006 au 
 Jupiter MOID = 2.78749 au 
 T_jup = 3.628 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456967.5 (2014-Nov-06.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .220644471355543 4.6629e-08  
q 1.711691761751146 9.8184e-08 au
tp 2457100.123475698316
(2015-Mar-18.62347570)
5.3888e-05 TDB
node 356.034249789351 5.119e-05 deg
peri 19.69555209406246 5.333e-05 deg
i 6.598763316724928 5.7206e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      247  
   data-arc span      7456 days (20.41 yr)  
   first obs. used      1998-08-17  
   last obs. used      2019-01-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5471  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:20:30  

Additional Information
 Jupiter MOID = 2.78749 au 
 T_jup = 3.628 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.174286562563692E-15 -4.548128564306071E-15 -1.814166690920089E-13 7.338091797074637E-15 -1.469243083419602E-13 2.930790876673631E-16
q -4.548128564306071E-15 9.640131360570322E-15 6.884713449716106E-13 -1.349011055057441E-14 3.877215095931849E-13 -1.763961937288379E-15
tp -1.814166690920089E-13 6.884713449716106E-13 2.903944516767679E-9 1.988516338527858E-11 8.361533106868723E-10 -8.312592697511121E-12
node 7.338091797074637E-15 -1.349011055057441E-14 1.988516338527858E-11 2.620370806279707E-9 -2.5970523732187E-9 -1.306462321910892E-10
peri -1.469243083419602E-13 3.877215095931849E-13 8.361533106868723E-10 -2.5970523732187E-9 2.844055318199324E-9 1.274644738465508E-10
i 2.930790876673631E-16 -1.763961937288379E-15 -8.312592697511121E-12 -1.306462321910892E-10 1.274644738465508E-10 3.272493053281464E-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 16.9   n/a MPO411153  

295493 (2008 RL23)          Discovered 2008-Sep-04 by LINEAR at Socorro
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ show close-approach data ]
Alternate Designations
 2008 RL23 = 2005 XQ92 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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