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65235 (2002 EG97)
Classification: Main-belt Asteroid          SPK-ID: 2065235
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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2515726995928191 3.6469e-08  
a 2.313950903278655 8.4725e-09 au
q 1.731824027815602 8.3743e-08 au
i 22.66844766374133 5.316e-06 deg
node 192.2937667381772 1.0241e-05 deg
peri 46.18159314435074 1.3911e-05 deg
M 131.8082624074547 1.084e-05 deg
tp 2458925.772282858185
(2020-Mar-17.27228286)
3.7922e-05 TDB
period 1285.670375102897
3.52
7.0612e-06
1.933e-08
d
yr
n .2800095630819741 1.5379e-09 deg/d
Q 2.896077778741709 1.0604e-08 au
  Orbit Determination Parameters
   # obs. used (total)      844  
   data-arc span      9360 days (25.63 yr)  
   first obs. used      1995-04-05  
   last obs. used      2020-11-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55331  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:13:54  

Additional Information
 Earth MOID = .780576 au 
 Jupiter MOID = 2.20176 au 
 T_jup = 3.440 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.46   n/a E2021B10  
diameter diameter 2.111 km 0.458 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.32 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]
geometric albedo albedo 0.250   0.085 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

65235 (2002 EG97)          Discovered 2002-Mar-11 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2002 EG97 = 1996 TA38 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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