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65852 (1997 EX7)
Classification: Main-belt Asteroid          SPK-ID: 2065852
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1406822202602769 3.1862e-08  
a 2.551143184407958 9.5225e-09 au
q 2.192242697023573 8.3137e-08 au
i 3.912601146242207 5.0371e-06 deg
node 352.2743797324678 4.8061e-05 deg
peri 52.2278499682963 5.2325e-05 deg
M 2.12505333573755 2.1776e-05 deg
tp 2458991.714469065419
(2020-May-22.21446907)
9.0006e-05 TDB
period 1488.334943532769
4.07
8.3332e-06
2.282e-08
d
yr
n .2418810373056821 1.3543e-09 deg/d
Q 2.910043671792342 1.0862e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1359  
   data-arc span      8553 days (23.42 yr)  
   first obs. used      1997-03-07  
   last obs. used      2020-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54119  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 05:49:11  

Additional Information
 Earth MOID = 1.20369 au 
 Jupiter MOID = 2.4847 au 
 T_jup = 3.423 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456857.5 (2014-Jul-19.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1414199018763566 3.2286e-08  
q 2.190378870992706 8.4505e-08 au
tp 2457498.273292594273
(2016-Apr-19.77329259)
8.5459e-05 TDB
node 352.4740613588328 4.7934e-05 deg
peri 51.09502188599943 5.2156e-05 deg
i 3.920011192655832 5.0413e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1359  
   data-arc span      8553 days (23.42 yr)  
   first obs. used      1997-03-07  
   last obs. used      2020-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54119  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 05:49:11  

Additional Information
 Jupiter MOID = 2.4847 au 
 T_jup = 3.423 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.042400993874067E-15 -2.715503670388865E-15 -1.202989039507022E-12 -4.416040994470654E-15 -2.513268993729129E-13 4.980639451387313E-16
q -2.715503670388865E-15 7.141021770220517E-15 3.373895763535084E-12 1.09623749802126E-14 7.063698335388318E-13 -1.097862871580879E-15
tp -1.202989039507022E-12 3.373895763535084E-12 7.303293412104801E-9 1.924277190817144E-12 1.760241914163244E-9 2.671502491833532E-13
node -4.416040994470654E-15 1.09623749802126E-14 1.924277190817144E-12 2.297695165654054E-9 -2.291429756602692E-9 -7.503668575495408E-11
peri -2.513268993729129E-13 7.063698335388318E-13 1.760241914163244E-9 -2.291429756602692E-9 2.720264031256834E-9 7.493257093732142E-11
i 4.980639451387313E-16 -1.097862871580879E-15 2.671502491833532E-13 -7.503668575495408E-11 7.493257093732142E-11 2.541457636658231E-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 14.8   n/a MPO432210  

65852 (1997 EX7)          Discovered 1997-Mar-07 by Osservatorio San Vittore at Bologna
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1997 EX7 = 1999 SD 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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