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52325 (1992 EX2)
Classification: Main-belt Asteroid          SPK-ID: 2052325
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1962090172264461 3.1559e-08  
a 2.373463254612295 9.5748e-09 au
q 1.907768362001734 7.6465e-08 au
i 2.671898862452244 4.3685e-06 deg
node 124.4573307249391 0.00010884 deg
peri 330.4242257248809 0.00010984 deg
M 306.0367088825898 1.682e-05 deg
tp 2459200.701867082095
(2020-Dec-17.20186708)
6.3026e-05 TDB
period 1335.587038098596
3.66
8.0819e-06
2.213e-08
d
yr
n .2695443948845991 1.6311e-09 deg/d
Q 2.839158147222856 1.1453e-08 au
  Orbit Determination Parameters
   # obs. used (total)      733  
   data-arc span      10042 days (27.49 yr)  
   first obs. used      1992-02-29  
   last obs. used      2019-08-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55714  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:20:51  

Additional Information
 Earth MOID = .925085 au 
 Jupiter MOID = 2.34168 au 
 T_jup = 3.515 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456824.5 (2014-Jun-16.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .195344368817623 3.1394e-08  
q 1.910159607987608 7.6004e-08 au
tp 2456526.144927666819
(2013-Aug-21.64492767)
5.6757e-05 TDB
node 124.5338407069561 0.00010905 deg
peri 329.9264918864033 0.00011006 deg
i 2.669642318651045 4.3639e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      733  
   data-arc span      10042 days (27.49 yr)  
   first obs. used      1992-02-29  
   last obs. used      2019-08-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55714  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:20:51  

Additional Information
 Jupiter MOID = 2.34168 au 
 T_jup = 3.515 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.855696267410898E-16 -2.373840614445729E-15 -3.224727575453324E-14 1.065632232899166E-15 1.220719188631388E-15 -3.095578399789763E-16
q -2.373840614445729E-15 5.776672516928682E-15 2.136782795769154E-13 -1.900134002625011E-15 3.406639885749679E-14 8.111086654968311E-16
tp -3.224727575453324E-14 2.136782795769154E-13 3.221315420849616E-9 2.3365569018313E-11 8.754001031540151E-10 1.090156421296951E-12
node 1.065632232899166E-15 -1.900134002625011E-15 2.3365569018313E-11 1.18924107359948E-8 -1.187268841566918E-8 1.834557995269871E-10
peri 1.220719188631388E-15 3.406639885749679E-14 8.754001031540151E-10 -1.187268841566918E-8 1.211369217967529E-8 -1.829553592208229E-10
i -3.095578399789763E-16 8.111086654968311E-16 1.090156421296951E-12 1.834557995269871E-10 -1.829553592208229E-10 1.904366512048127E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6   n/a MPO439446  
diameter diameter 1.799 km 0.129 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.181   0.054 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52325 (1992 EX2)          Discovered 1992-Mar-06 by Spacewatch at Kitt Peak
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1992 EX2 = 2001 RN19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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