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15201 (1976 UY)
Classification: Main-belt Asteroid          SPK-ID: 2015201
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2131914600977375 3.2698e-08  
a 2.641659412761087 9.3959e-09 au
q 2.078480185473619 8.6376e-08 au
i 11.18247941576049 3.2406e-06 deg
node 237.7122923343465 2.259e-05 deg
peri 154.0464937989295 2.4531e-05 deg
M 102.3758415553738 9.8285e-06 deg
tp 2458554.526918083521
(2019-Mar-12.02691808)
4.1964e-05 TDB
period 1568.244099884568
4.29
8.3669e-06
2.291e-08
d
yr
n .2295561003714269 1.2247e-09 deg/d
Q 3.204838640048556 1.1399e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1805  
   data-arc span      15918 days (43.58 yr)  
   first obs. used      1976-10-25  
   last obs. used      2020-05-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49971  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:35:09  

Additional Information
 Earth MOID = 1.09142 au 
 Jupiter MOID = 2.24924 au 
 T_jup = 3.336 
[ 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 13.9   n/a MPO502285  
diameter diameter 4.037 km 1.063 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
rotation period rot_per 4.786 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 0.267   0.120 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

15201 (1976 UY)          Discovered 1976-Oct-31 by West, R. M. at La Silla
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1976 UY = 1993 XU2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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