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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .213367728742871 3.2701e-08  
a 2.641199774558942 9.3956e-09 au
q 2.077652977505117 8.6368e-08 au
i 11.18318297736994 3.2399e-06 deg
node 237.70443984 2.2571e-05 deg
peri 154.0223426887345 2.4505e-05 deg
M 148.319740356073 9.904e-06 deg
tp 2458554.553186845618
(2019-Mar-12.05318685)
4.1866e-05 TDB
period 1567.834815361151
4.29
8.366e-06
2.29e-08
d
yr
n .2296160261736974 1.2252e-09 deg/d
Q 3.204746571612766 1.14e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1817  
   data-arc span      16181 days (44.30 yr)  
   first obs. used      1976-10-25  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49919  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:51:50  

Additional Information
 Earth MOID = 1.08954 au 
 Jupiter MOID = 2.25057 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 13.89   n/a E2021B10  
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. 2020-October); 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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