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500170 (2012 FF25)
Classification: Main-belt Asteroid          SPK-ID: 2500170
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2511880040482606 8.8629e-08  
a 2.599541018242827 5.8968e-08 au
q 1.946567498428828 2.4666e-07 au
i 30.05547693766007 2.8115e-05 deg
node 356.7497734008942 1.3324e-05 deg
peri 282.9264678519313 5.2842e-05 deg
M 316.5526192776333 4.1458e-05 deg
tp 2459385.258546748490
(2021-Jun-19.75854675)
0.00017502 TDB
period 1530.888070203403
4.19
5.209e-05
1.426e-07
d
yr
n .2351576232168092 8.0015e-09 deg/d
Q 3.252514538056825 7.378e-08 au
  Orbit Determination Parameters
   # obs. used (total)      58  
   data-arc span      2036 days (5.57 yr)  
   first obs. used      2012-02-26  
   last obs. used      2017-09-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .69847  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Oct-09 21:43:44  

Additional Information
 Earth MOID = 1.11699 au 
 Jupiter MOID = 2.52739 au 
 T_jup = 3.186 
[ 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 17.4   n/a MPO369156  

500170 (2012 FF25)          Discovered 2012-Feb-26 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2017-10-09

Alternate Designations
 2012 FF25 = 2013 SF16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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