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90803 (1994 WG5)
Classification: Main-belt Asteroid          SPK-ID: 2090803
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1235576888509706 2.7432e-08  
a 2.272041978200201 7.2324e-09 au
q 1.991313722401397 6.1531e-08 au
i 4.270170581377276 3.3465e-06 deg
node 53.12757546678773 4.0847e-05 deg
peri 35.06137267580745 4.3327e-05 deg
M 246.6274807650978 1.4835e-05 deg
tp 2459790.438339468647
(2022-Jul-29.93833947)
5.2288e-05 TDB
period 1250.901039914917
3.42
5.9728e-06
1.635e-08
d
yr
n .2877925499402306 1.3742e-09 deg/d
Q 2.552770233999006 8.126e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1223  
   data-arc span      9750 days (26.69 yr)  
   first obs. used      1994-11-28  
   last obs. used      2021-08-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52087  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 02:01:10  

Additional Information
 Earth MOID = 1.00936 au 
 Jupiter MOID = 2.6225 au 
 T_jup = 3.598 
[ 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 15.85   n/a E2021B10  
diameter diameter 4.232 km 0.170 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.062   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

90803 (1994 WG5)          Discovered 1994-Nov-28 by Spacewatch at Kitt Peak
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1994 WG5 = 1996 HL10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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