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185662 (1994 AG13)
Classification: Main-belt Asteroid          SPK-ID: 2185662
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 .1391244936176539 6.4082e-08  
a 2.613174265443701 1.9969e-08 au
q 2.249617719029161 1.7715e-07 au
i 4.526213180263635 4.4482e-06 deg
node 78.88306944472997 7.8774e-05 deg
peri 265.7969720136389 8.0185e-05 deg
M 218.2550419732942 1.7115e-05 deg
tp 2459608.013739931046
(2022-Jan-28.51373993)
7.5869e-05 TDB
period 1542.946919734322
4.22
1.7686e-05
4.842e-08
d
yr
n .2333197567561092 2.6744e-09 deg/d
Q 2.97673081185824 2.2747e-08 au
  Orbit Determination Parameters
   # obs. used (total)      447  
   data-arc span      9599 days (26.28 yr)  
   first obs. used      1994-01-11  
   last obs. used      2020-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60678  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 04:50:57  

Additional Information
 Earth MOID = 1.24766 au 
 Jupiter MOID = 2.42471 au 
 T_jup = 3.390 
[ 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 15.8   n/a MPO422723  
diameter diameter 4.070 km 0.109 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.056   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

185662 (1994 AG13)          Discovered 1994-Jan-11 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

Alternate Designations
 1994 AG13 = 2001 YN50 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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