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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 ]

[ hide orbit diagram ]

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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2513075066744486 8.856e-08  
a 2.599845459851215 5.8633e-08 au
q 1.946484779597121 2.4676e-07 au
i 30.05574364658112 2.8116e-05 deg
node 356.7483638514496 1.3322e-05 deg
peri 282.9414806248103 5.2822e-05 deg
M 2.636151670849613 4.1121e-05 deg
tp 2459385.287883028577
(2021-Jun-19.78788303)
0.00017497 TDB
period 1531.157009798019
4.19
5.1797e-05
1.418e-07
d
yr
n .2351163190295482 7.9537e-09 deg/d
Q 3.253206140105309 7.3368e-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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .69807  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 18:05:14  

Additional Information
 Earth MOID = 1.11792 au 
 Jupiter MOID = 2.52637 au 
 T_jup = 3.186 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457010.5 (2014-Dec-19.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2524681032897741 8.9136e-08  
q 1.9429060022952 2.4768e-07 au
tp 2456321.626131577411
(2013-Jan-29.12613158)
0.00021739 TDB
node 356.8097922415079 1.3349e-05 deg
peri 282.7482765893151 5.2609e-05 deg
i 30.04273911515675 2.8109e-05 deg
  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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .69807  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 18:05:14  

Additional Information
 Jupiter MOID = 2.52637 au 
 T_jup = 3.186 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.945298713477887E-15 -2.175957434168513E-14 1.510279321118435E-11 4.253016329241762E-14 3.58438113815518E-12 5.935888997839114E-14
q -2.175957434168513E-14 6.134431317245165E-14 -4.512444420807129E-11 -1.251951648570708E-13 -1.052613543516924E-11 -1.512307633078337E-13
tp 1.510279321118435E-11 -4.512444420807129E-11 4.725737662791644E-8 1.264418998214033E-10 1.104288585765181E-8 1.430412940466972E-10
node 4.253016329241762E-14 -1.251951648570708E-13 1.264418998214033E-10 1.781860853351363E-10 -1.236501211415794E-10 -1.900292200551434E-10
peri 3.58438113815518E-12 -1.052613543516924E-11 1.104288585765181E-8 -1.236501211415794E-10 2.767696314050871E-9 1.993232515802329E-10
i 5.935888997839114E-14 -1.512307633078337E-13 1.430412940466972E-10 -1.900292200551434E-10 1.993232515802329E-10 7.901385753236916E-10

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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