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8956 (1998 FN119)
Classification: Main-belt Asteroid          SPK-ID: 2008956
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2425917335603033 2.9114e-08  
a 2.400260858584458 7.7986e-09 au
q 1.817977415903512 6.7998e-08 au
i 6.274702033510601 3.1265e-06 deg
node 230.9832126751904 3.0121e-05 deg
peri 233.8574397396302 3.1311e-05 deg
M 50.68986088881104 6.5582e-06 deg
tp 2458809.248570439337
(2019-Nov-21.74857044)
2.4797e-05 TDB
period 1358.269946584845
3.72
6.6196e-06
1.812e-08
d
yr
n .2650430431043278 1.2917e-09 deg/d
Q 2.982544301265404 9.6905e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1690  
   data-arc span      16649 days (45.58 yr)  
   first obs. used      1974-11-12  
   last obs. used      2020-06-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46688  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 16:53:41  

Additional Information
 Earth MOID = .842955 au 
 Jupiter MOID = 2.20993 au 
 T_jup = 3.478 
[ 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 14.5   n/a MPO416812  

8956 (1998 FN119)          Discovered 1998-Mar-31 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro
Reference: 19980610/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1998 FN119 = 1974 VR = 1985 SF3 = 1989 YD8 = 1996 TF55 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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