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15823 (1994 UO1)
Classification: Main-belt Asteroid          SPK-ID: 2015823
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1568539815388227 6.8863e-08  
a 2.173010486911862 1.5093e-08 AU
q 1.83216514011412 1.5535e-07 AU
i 1.593703189947194 6.6804e-06 deg
node 204.4539824228466 0.00018072 deg
peri 173.1472851386451 0.00018197 deg
M 115.2240355004237 1.6923e-05 deg
tp 2456626.017315905688
(2013-Nov-29.51731591)
5.5988e-05 JED
period 1170.014274265341
3.20
1.2189e-05
3.337e-08
d
yr
n .3076885538221713 3.2056e-09 deg/d
Q 2.513855833709603 1.746e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      849  
   data-arc span      13204 days (36.15 yr)  
   first obs. used      1978-10-29  
   last obs. used      2014-12-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54646  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 02:28:56  

Additional Information
 Earth MOID = .833756 AU 
 T_jup = 3.671 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.1 mag n/a PDS3 (MPO 1711)  

15823 (1994 UO1)          Discovered 1994-Oct-25 by Ueda, S., Kaneda, H. at Kushiro (399)
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1994 UO1 = 1978 UO8 = 1981 RK4 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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