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15226 (1986 UP)
Classification: Main-belt Asteroid          SPK-ID: 2015226
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2385235037708126 4.1541e-08  
a 2.394251992664896 9.2473e-09 au
q 1.823166618464215 9.7347e-08 au
i 22.47844057613836 6.0002e-06 deg
node 35.15018947347675 1.205e-05 deg
peri 251.8964853864982 1.756e-05 deg
M 106.6242674189046 1.3507e-05 deg
tp 2458599.719324702563
(2019-Apr-26.21932470)
5.0425e-05 TDB
period 1353.172655716613
3.70
7.8395e-06
2.146e-08
d
yr
n .2660414385992387 1.5413e-09 deg/d
Q 2.965337366865577 1.1453e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1659  
   data-arc span      12145 days (33.25 yr)  
   first obs. used      1986-10-07  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4445  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 23:44:57  

Additional Information
 Earth MOID = .926204 au 
 Jupiter MOID = 2.41468 au 
 T_jup = 3.391 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.4   n/a MPO400156  
diameter diameter 4.203 km 0.208 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 2.053 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.631   0.119 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15226 (1986 UP)          Discovered 1986-Oct-28 by Vavrova, Z. at Klet
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1986 UP = 1997 UZ26 = 2000 GL75 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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