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JPL Small-Body Database Browser
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80264 (1999 XR15)
Classification: Main-belt Asteroid          SPK-ID: 2080264
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1449430126485711 2.9999e-08  
a 2.230346566942038 8.0374e-09 au
q 1.907073416279061 6.6885e-08 au
i 4.303410623779246 4.7189e-06 deg
node 114.8798460464656 5.571e-05 deg
peri 316.6705081244118 5.8718e-05 deg
M 296.9825679756139 1.8825e-05 deg
tp 2458813.468393927072
(2019-Nov-25.96839393)
6.3919e-05 TDB
period 1216.625612165176
3.33
6.5765e-06
1.801e-08
d
yr
n .2959003956519734 1.5995e-09 deg/d
Q 2.553619717605015 9.2024e-09 au
  Orbit Determination Parameters
   # obs. used (total)      737  
   data-arc span      10435 days (28.57 yr)  
   first obs. used      1991-05-13  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56548  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 07:46:21  

Additional Information
 Earth MOID = .924287 au 
 Jupiter MOID = 2.69634 au 
 T_jup = 3.625 
[ 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 16.2   n/a MPO502639  
diameter diameter 1.575 km 0.263 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.283   0.126 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

80264 (1999 XR15)          Discovered 1999-Dec-05 by Korlevic, K. at Visnjan
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1999 XR15 = 2002 RK50 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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