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15823 (1994 UO1)
Classification: Main-belt Asteroid          SPK-ID: 2015823
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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1564984697902806 3.7041e-08  
a 2.172727510398401 6.834e-09 au
q 1.832698979749805 7.9412e-08 au
i 1.594528361737177 3.7267e-06 deg
node 204.3936377880431 0.00015607 deg
peri 173.1964535968457 0.00015663 deg
M 72.37932055623619 1.4112e-05 deg
tp 2458965.310286535587
(2020-Apr-25.81028654)
4.5534e-05 TDB
period 1169.785737093295
3.20
5.5191e-06
1.511e-08
d
yr
n .3077486659176874 1.452e-09 deg/d
Q 2.512756041046996 7.9035e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1625  
   data-arc span      15473 days (42.36 yr)  
   first obs. used      1978-10-29  
   last obs. used      2021-03-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50488  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:10:18  

Additional Information
 Earth MOID = .832979 au 
 Jupiter MOID = 2.9496 au 
 T_jup = 3.671 
[ 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 15.1   n/a PDS3 (MPO 1711)  
diameter diameter 1.882 km 0.234 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.455   0.064 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

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

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