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56177 (1999 FU25)
Classification: Main-belt Asteroid          SPK-ID: 2056177
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1038980871041648 4.4023e-08  
a 2.536393129093014 9.025e-09 au
q 2.272866734836103 1.1122e-07 au
i 5.049736869918346 4.7506e-06 deg
node 191.7175815451907 3.7885e-05 deg
peri 328.1587089183546 4.2487e-05 deg
M 114.5511079803826 1.8643e-05 deg
tp 2458531.016782383943
(2019-Feb-16.51678238)
7.5676e-05 TDB
period 1475.445862738622
4.04
7.8749e-06
2.156e-08
d
yr
n .2439940421343502 1.3023e-09 deg/d
Q 2.799919523349925 9.9627e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1283  
   data-arc span      11225 days (30.73 yr)  
   first obs. used      1989-11-05  
   last obs. used      2020-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56251  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 05:09:53  

Additional Information
 Earth MOID = 1.28287 au 
 Jupiter MOID = 2.18365 au 
 T_jup = 3.435 
[ 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 15.1   n/a MPO436175  

56177 (1999 FU25)          Discovered 1999-Mar-19 by LINEAR at Socorro
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 FU25 = 1991 HR3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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