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100273 (1994 WO1)
Classification: Main-belt Asteroid          SPK-ID: 2100273
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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2480098073565077 3.71e-08  
a 2.406575810372962 6.3268e-09 au
q 1.809721407253532 8.8111e-08 au
i 8.646711234959398 3.7429e-06 deg
node 68.94580523494368 2.2578e-05 deg
peri 318.1646377815372 2.3744e-05 deg
M 71.78177075729484 5.7817e-06 deg
tp 2459124.599870575878
(2020-Oct-02.09987058)
2.1753e-05 TDB
period 1363.633768852606
3.73
5.3774e-06
1.472e-08
d
yr
n .2640005023510913 1.0411e-09 deg/d
Q 3.003430213492392 7.8959e-09 au
  Orbit Determination Parameters
   # obs. used (total)      973  
   data-arc span      9574 days (26.21 yr)  
   first obs. used      1994-11-27  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48172  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:59:49  

Additional Information
 Earth MOID = .824998 au 
 Jupiter MOID = 2.46204 au 
 T_jup = 3.465 
[ 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 16.05   n/a E2021B55  
diameter diameter 3.623 km 0.124 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.064   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100273 (1994 WO1)          Discovered 1994-Nov-27 by Kobayashi, T. at Oizumi
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1994 WO1 = 2001 OO30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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