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452512 (2004 RL265)
Classification: Main-belt Asteroid          SPK-ID: 2452512
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1603224893681196 1.0258e-07  
a 3.003168839291679 3.9333e-08 au
q 2.521693334983671 2.9807e-07 au
i 11.78611566639558 7.8864e-06 deg
node .4555184802843721 4.3029e-05 deg
peri 20.30753920869121 7.6915e-05 deg
M 24.62931207298415 5.3375e-05 deg
tp 2459070.447761634464
(2020-Aug-08.94776163)
0.00028215 TDB
period 1900.938429496305
5.20
3.7345e-05
1.022e-07
d
yr
n .1893801474124492 3.7205e-09 deg/d
Q 3.484644343599688 4.5639e-08 au
  Orbit Determination Parameters
   # obs. used (total)      72  
   data-arc span      5965 days (16.33 yr)  
   first obs. used      2004-09-10  
   last obs. used      2021-01-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66242  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 17:57:21  

Additional Information
 Earth MOID = 1.5256 au 
 Jupiter MOID = 2.00597 au 
 T_jup = 3.201 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457989.5 (2017-Aug-24.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1627805572027325 1.0106e-07  
q 2.5148228498592 2.9011e-07 au
tp 2457161.364880001452
(2015-May-18.86488000)
0.00027455 TDB
node .7677417759851594 4.28e-05 deg
peri 18.95627512223292 7.5157e-05 deg
i 11.82941812163536 7.9104e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      72  
   data-arc span      5965 days (16.33 yr)  
   first obs. used      2004-09-10  
   last obs. used      2021-01-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66242  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 17:57:21  

Additional Information
 Jupiter MOID = 2.00597 au 
 T_jup = 3.201 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.021347142112577E-14 -2.917914694293157E-14 1.444354511385052E-11 3.102178085645803E-13 3.456948536854912E-12 -2.510705398876444E-14
q -2.917914694293157E-14 8.416513762318409E-14 -4.41060009347017E-11 -9.222598511480486E-13 -1.040974454075249E-11 7.249209024602823E-14
tp 1.444354511385052E-11 -4.41060009347017E-11 7.537599510518366E-8 1.032612501520288E-9 1.707053571384846E-8 2.023763150422735E-11
node 3.102178085645803E-13 -9.222598511480486E-13 1.032612501520288E-9 1.831837328703384E-9 -1.536932072380868E-9 8.642328843562003E-11
peri 3.456948536854912E-12 -1.040974454075249E-11 1.707053571384846E-8 -1.536932072380868E-9 5.64851046795509E-9 -8.127396962628383E-11
i -2.510705398876444E-14 7.249209024602823E-14 2.023763150422735E-11 8.642328843562003E-11 -8.127396962628383E-11 6.257444578108993E-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 MPO304509  

452512 (2004 RL265)          Discovered 2004-Sep-10 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-01-04

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1981-Jun-04 01:58 00:02 Jupiter 1.98609162594368 1.98609071706614 1.98609253482608 3.54229098234132 3.41977649639601 2444759.581816033 2.07380474454476 582.266872706071 41.8097168832409 -88.8303344491513 1853464.98123063 T 13 CATAB v2.0f-lin.ifort 2021-Feb-24 17:57:21 2021-Feb-24 17:57

Alternate Designations
 2004 RL265 = 2014 QX159 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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