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15801 (1994 AF)
Classification: Main-belt Asteroid          SPK-ID: 2015801
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1859162199805958 3.8752e-08  
a 2.454475744986825 9.0609e-09 au
q 1.998148892444818 9.623e-08 au
i 3.470839111189876 4.2381e-06 deg
node 240.3966665120047 7.1612e-05 deg
peri 166.4828919356449 7.2528e-05 deg
M 350.6910071134873 1.2627e-05 deg
tp 2459036.819239131500
(2020-Jul-06.31923913)
4.9367e-05 TDB
period 1404.547865353269
3.85
7.7775e-06
2.129e-08
d
yr
n .2563102396723614 1.4193e-09 deg/d
Q 2.910802597528832 1.0745e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1293  
   data-arc span      9707 days (26.58 yr)  
   first obs. used      1994-01-02  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53019  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 01:02:12  

Additional Information
 Earth MOID = 1.00815 au 
 Jupiter MOID = 2.47459 au 
 T_jup = 3.467 
[ 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 14.5   n/a MPO492927  
diameter diameter 3.132 km 0.453 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.343   0.097 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15801 (1994 AF)          Discovered 1994-Jan-02 by Kobayashi, T. at Oizumi
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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