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100177 (1994 AH5)
Classification: Main-belt Asteroid          SPK-ID: 2100177
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08282774573927296 4.3968e-08  
a 2.975536453355582 2.1793e-08 au
q 2.729079476559108 1.3282e-07 au
i 2.748603228347137 5.967e-06 deg
node 302.4362546104091 0.00011334 deg
peri 301.7991777387859 0.00012081 deg
M 6.494349819055465 4.3041e-05 deg
tp 2459362.679539463612
(2021-May-28.17953946)
0.00022412 TDB
period 1874.762852683898
5.13
2.0596e-05
5.639e-08
d
yr
n .1920242869569485 2.1096e-09 deg/d
Q 3.221993430152057 2.3598e-08 au
  Orbit Determination Parameters
   # obs. used (total)      460  
   data-arc span      10022 days (27.44 yr)  
   first obs. used      1994-01-05  
   last obs. used      2021-06-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59377  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:59:32  

Additional Information
 Earth MOID = 1.71734 au 
 Jupiter MOID = 1.80049 au 
 T_jup = 3.254 
[ 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 15.46   n/a E2021B55  
diameter diameter 4.701 km 0.243 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.061   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100177 (1994 AH5)          Discovered 1994-Jan-05 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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Alternate Designations
 1994 AH5 = 2000 FQ65 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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