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52720 (1998 FY147)
Classification: Outer Main-belt Asteroid          SPK-ID: 2052720
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08255333097272492 5.6316e-08  
a 3.237374279245253 2.4109e-08 au
q 2.970118248888133 1.8457e-07 au
i 14.0577473919126 6.7627e-06 deg
node 17.15771030920789 1.9676e-05 deg
peri 11.16160290772759 3.7841e-05 deg
M 85.0797326756782 3.1214e-05 deg
tp 2458497.681311795591
(2019-Jan-14.18131180)
0.00018489 TDB
period 2127.589286670783
5.83
2.3766e-05
6.507e-08
d
yr
n .1692055897514516 1.8901e-09 deg/d
Q 3.504630309602373 2.6099e-08 au
  Orbit Determination Parameters
   # obs. used (total)      935  
   data-arc span      7990 days (21.88 yr)  
   first obs. used      1998-03-20  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54822  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 10:34:04  

Additional Information
 Earth MOID = 1.97521 au 
 Jupiter MOID = 1.9653 au 
 T_jup = 3.132 
[ 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 13.8   n/a MPO452887  
diameter diameter 8.549 km 0.205 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.088   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52720 (1998 FY147)          Discovered 1998-Mar-26 by NEAT at Haleakala
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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