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JPL Small-Body Database Browser
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379421 (2010 AF77)
Classification: Main-belt Asteroid          SPK-ID: 2379421
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09792199560946939 7.3512e-08  
a 2.765140293245088 5.38e-08 au
q 2.494372237590376 2.1359e-07 au
i 16.68237012964971 9.3756e-06 deg
node 281.7094564161129 3.9568e-05 deg
peri 174.5773897048863 7.5967e-05 deg
M 24.35440218727614 6.4223e-05 deg
tp 2458486.881472663554
(2019-Jan-03.38147266)
0.00029885 TDB
period 1679.477472967501
4.60
4.9015e-05
1.342e-07
d
yr
n .2143523838780101 6.2558e-09 deg/d
Q 3.035908348899801 5.9068e-08 au
  Orbit Determination Parameters
   # obs. used (total)      128  
   data-arc span      5575 days (15.26 yr)  
   first obs. used      2003-10-22  
   last obs. used      2019-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4854  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:25:43  

Additional Information
 Earth MOID = 1.51173 au 
 Jupiter MOID = 2.14247 au 
 T_jup = 3.272 
[ 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 16.1   n/a MPO418930  
diameter diameter 2.784 km 0.564 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.069   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

379421 (2010 AF77)          Discovered 2009-Nov-16 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-11-20

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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