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35221 (1994 XK1)
Classification: Main-belt Asteroid          SPK-ID: 2035221
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1493261973242768 3.5665e-08  
a 2.388462064848329 7.5622e-09 au
q 2.031802107251238 8.6415e-08 au
i 2.234324839286307 4.092e-06 deg
node 67.52889852883995 0.00010457 deg
peri 10.36614171023728 0.00010561 deg
M 226.9350384636938 1.4939e-05 deg
tp 2459098.853096116713
(2020-Sep-06.35309612)
5.6902e-05 TDB
period 1348.267136071477
3.69
6.4032e-06
1.753e-08
d
yr
n .2670094007104205 1.2681e-09 deg/d
Q 2.74512202244542 8.6915e-09 au
  Orbit Determination Parameters
   # obs. used (total)      979  
   data-arc span      10556 days (28.90 yr)  
   first obs. used      1990-10-24  
   last obs. used      2019-09-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5459  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 01:55:24  

Additional Information
 Earth MOID = 1.04714 au 
 Jupiter MOID = 2.48817 au 
 T_jup = 3.517 
[ 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 15.3   n/a MPO296409  
diameter diameter 2.253 km 0.359 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.289   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35221 (1994 XK1)          Discovered 1994-Dec-07 by Kobayashi, T. at Oizumi
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 XK1 = 1999 CC159 = 2001 RU11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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