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452320 (2000 ER15)
Classification: Main-belt Asteroid          SPK-ID: 2452320
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09526324745475478 5.8501e-08  
a 2.593104311116905 2.0877e-08 au
q 2.346076773450984 1.5905e-07 au
i 6.864083777314538 6.3737e-06 deg
node 172.99359650797 6.4848e-05 deg
peri 299.9335762560096 7.9793e-05 deg
M 348.2731810474526 4.6829e-05 deg
tp 2459050.182807266681
(2020-Jul-19.68280727)
0.00019858 TDB
period 1525.205657935032
4.18
1.8419e-05
5.043e-08
d
yr
n .2360337428117085 2.8504e-09 deg/d
Q 2.840131848782827 2.2866e-08 au
  Orbit Determination Parameters
   # obs. used (total)      107  
   data-arc span      8621 days (23.60 yr)  
   first obs. used      1996-03-26  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6455  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 02:32:18  

Additional Information
 Earth MOID = 1.37117 au 
 Jupiter MOID = 2.24583 au 
 T_jup = 3.402 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457685.5 (2016-Oct-24.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09402590822815876 5.8159e-08  
q 2.349561978350811 1.5765e-07 au
tp 2457527.228253745108
(2016-May-18.72825375)
0.00019718 TDB
node 173.0291078931658 6.4777e-05 deg
peri 300.4563817113033 8.015e-05 deg
i 6.866748338739961 6.3758e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      107  
   data-arc span      8621 days (23.60 yr)  
   first obs. used      1996-03-26  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6455  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 02:32:18  

Additional Information
 Jupiter MOID = 2.24583 au 
 T_jup = 3.402 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.38243406601985E-15 -9.110046771604809E-15 -5.324847324129951E-12 2.150875623477056E-14 -1.183384453184174E-12 -8.148254803864733E-15
q -9.110046771604809E-15 2.48538594777506E-14 1.448537637768587E-11 -6.032523307324903E-14 3.232608257255298E-12 2.245091019352365E-14
tp -5.324847324129951E-12 1.448537637768587E-11 3.888090895108065E-8 1.125009936054404E-11 9.387218629622491E-9 4.413949954265849E-11
node 2.150875623477056E-14 -6.032523307324903E-14 1.125009936054404E-11 4.196100970162532E-9 -4.16249713295348E-9 2.301057220782918E-10
peri -1.183384453184174E-12 3.232608257255298E-12 9.387218629622491E-9 -4.16249713295348E-9 6.424027101690371E-9 -2.178874899157278E-10
i -8.148254803864733E-15 2.245091019352365E-14 4.413949954265849E-11 2.301057220782918E-10 -2.178874899157278E-10 4.065077193581631E-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 17.6   n/a MPO456153  

452320 (2000 ER15)          Discovered 2000-Mar-03 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-01-04

Alternate Designations
 2000 ER15 = 2002 TR327 = 2015 TZ109 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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