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85427 (1997 AE13)
Classification: Main-belt Asteroid          SPK-ID: 2085427
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .190449699428735 4.2483e-08  
a 2.391114582782569 1.0881e-08 au
q 1.935727529191964 9.7507e-08 au
i 7.632646770621866 4.8564e-06 deg
node 74.48085532482452 2.7727e-05 deg
peri 118.5425368267512 3.0665e-05 deg
M 64.57204908543926 1.4019e-05 deg
tp 2458758.262666902941
(2019-Oct-01.76266690)
5.1576e-05 TDB
period 1350.513746273627
3.70
9.2187e-06
2.524e-08
d
yr
n .2665652245253493 1.8196e-09 deg/d
Q 2.846501636373175 1.2954e-08 au
  Orbit Determination Parameters
   # obs. used (total)      816  
   data-arc span      8643 days (23.66 yr)  
   first obs. used      1997-01-11  
   last obs. used      2020-09-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52605  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:01:01  

Additional Information
 Earth MOID = .947939 au 
 Jupiter MOID = 2.13686 au 
 T_jup = 3.495 
[ show covariance matrix ]

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 15.6   n/a MPO432398  

85427 (1997 AE13)          Discovered 1997-Jan-11 by Kobayashi, T. at Oizumi
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

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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
2007-Nov-23 12:34 < 00:01 Eunom 0.0267303330174964 0.0267292272808613 0.0267314387616077 9.28307427102635 9.28307421445485 2454428.023642111 0.246383468447734 71.1384182184493 47.8788089739854 -58.7098751078177 77094.2107082119 T 18 CATAB v2.0f-lin.ifort 2020-Nov-12 21:01:03 2020-Nov-12 21:01
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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