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305337 (2008 AM107)
Classification: Main-belt Asteroid          SPK-ID: 2305337
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09061173851011622 7.2922e-08  
a 2.774943276954846 4.517e-08 au
q 2.523500842363009 2.2098e-07 au
i 3.632571125280036 6.3205e-06 deg
node 271.3023713090141 0.00012491 deg
peri 97.77174859565731 0.00013072 deg
M 342.0127159573478 4.0151e-05 deg
tp 2459084.861187420247
(2020-Aug-23.36118742)
0.00018911 TDB
period 1688.416516872393
4.62
4.1225e-05
1.129e-07
d
yr
n .213217530391648 5.2061e-09 deg/d
Q 3.026385711546684 4.9263e-08 au
  Orbit Determination Parameters
   # obs. used (total)      161  
   data-arc span      5611 days (15.36 yr)  
   first obs. used      2002-12-04  
   last obs. used      2018-04-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60567  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:08:25  

Additional Information
 Earth MOID = 1.52588 au 
 Jupiter MOID = 2.42247 au 
 T_jup = 3.327 
[ 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 16.5   n/a MPO446455  

305337 (2008 AM107)          Discovered 2008-Jan-15 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

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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
2005-Mar-25 17:40 00:07 Iris 0.0195537287878851 0.0195524833587572 0.0195549742300506 1.6037819792951 1.60378179598004 2453455.235965044 7.11469469769643 121.929544244666 60.0897032610608 -82.0121524141054 48160.7297146162 T 9 CATAB v2.0e-lin.ifort 2019-Jul-14 13:08:27 2019-Jul-14 13:08
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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