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85180 (1990 UW5)
Classification: Main-belt Asteroid          SPK-ID: 2085180
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2491195137266245 4.6148e-08  
a 2.338894459886653 9.7873e-09 au
q 1.756230209381794 1.0589e-07 au
i 12.34688859674505 4.3539e-06 deg
node 54.28535257876985 1.6685e-05 deg
peri 316.8416279503495 1.8191e-05 deg
M 167.2759797908307 8.7913e-06 deg
tp 2458593.420669882739
(2019-Apr-19.92066988)
2.9906e-05 TDB
period 1306.514893025866
3.58
8.2009e-06
2.245e-08
d
yr
n .2755422092175667 1.7295e-09 deg/d
Q 2.921558710391512 1.2226e-08 au
  Orbit Determination Parameters
   # obs. used (total)      901  
   data-arc span      11111 days (30.42 yr)  
   first obs. used      1990-10-21  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49383  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 08:06:12  

Additional Information
 Earth MOID = .778193 au 
 Jupiter MOID = 2.5814 au 
 T_jup = 3.493 
[ 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 15.63   n/a E2021B10  

85180 (1990 UW5)          Discovered 1990-Oct-26 by Urata, T. at Oohira
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1990 UW5 = 2001 TL117 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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