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39228 (2000 YX28)
Classification: Main-belt Asteroid          SPK-ID: 2039228
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2855977349982509 3.4319e-08  
a 2.558275918584515 1.2901e-08 au
q 1.827638110736208 8.6257e-08 au
i 14.62191783970859 4.2699e-06 deg
node 102.8393712025415 2.1048e-05 deg
peri 235.8408946995892 2.4897e-05 deg
M 51.62692000956335 1.3275e-05 deg
tp 2458986.164940089305
(2020-May-16.66494009)
5.5233e-05 TDB
period 1494.581151723889
4.09
1.1305e-05
3.095e-08
d
yr
n .2408701592314118 1.822e-09 deg/d
Q 3.288913726432822 1.6585e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1445  
   data-arc span      10268 days (28.11 yr)  
   first obs. used      1993-01-23  
   last obs. used      2021-03-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45991  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 08:40:59  

Additional Information
 Earth MOID = .857119 au 
 Jupiter MOID = 2.20375 au 
 T_jup = 3.334 
[ 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 14.69   n/a MPCxxxxx  
diameter diameter 6.502 km 0.273 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39228 (2000 YX28)          Discovered 2000-Dec-29 by Kusnirak, P. at Ondrejov
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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