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100175 (1994 AX4)
Classification: Main-belt Asteroid          SPK-ID: 2100175
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1399559271821197 4.358e-08  
a 3.102495678980844 2.3975e-08 au
q 2.66828301965056 1.4174e-07 au
i 2.484935952373428 3.9807e-06 deg
node 90.30691423754931 0.00010707 deg
peri 262.5373711675623 0.00010813 deg
M 49.58274419967442 1.4144e-05 deg
tp 2458725.588274596491
(2019-Aug-30.08827460)
7.8981e-05 TDB
period 1996.021453486091
5.46
2.3137e-05
6.335e-08
d
yr
n .1803587829034868 2.0906e-09 deg/d
Q 3.536708338311128 2.7331e-08 au
  Orbit Determination Parameters
   # obs. used (total)      722  
   data-arc span      9786 days (26.79 yr)  
   first obs. used      1994-01-05  
   last obs. used      2020-10-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54512  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:07:38  

Additional Information
 Earth MOID = 1.66443 au 
 Jupiter MOID = 1.89633 au 
 T_jup = 3.205 
[ 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 14.8   n/a MPO453456  
diameter diameter 5.730 km 0.265 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100175 (1994 AX4)          Discovered 1994-Jan-05 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1994 AX4 = 2003 UG50 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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