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39198 (2000 XY4)
Classification: Main-belt Asteroid          SPK-ID: 2039198
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1736936730055081 7.1073e-08  
a 2.607643439107253 1.3236e-08 au
q 2.154712272279999 1.8193e-07 au
i 14.7751105538435 7.7214e-06 deg
node 28.90757133705551 1.7967e-05 deg
peri 177.4129229156568 2.2662e-05 deg
M 6.849681050707833 1.2697e-05 deg
tp 2458571.235669956773
(2019-Mar-28.73566996)
5.425e-05 TDB
period 1538.051003772369
4.21
1.1711e-05
3.206e-08
d
yr
n .2340624589932518 1.7821e-09 deg/d
Q 3.060574605934506 1.5535e-08 au
  Orbit Determination Parameters
   # obs. used (total)      936  
   data-arc span      7690 days (21.05 yr)  
   first obs. used      1998-04-22  
   last obs. used      2019-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52127  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:07:08  

Additional Information
 Earth MOID = 1.15068 au 
 Jupiter MOID = 1.89993 au 
 T_jup = 3.344 
[ 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 14.4   n/a MPO474249  
diameter diameter 8.543 km 0.064 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39198 (2000 XY4)          Discovered 2000-Dec-01 by LINEAR at Socorro
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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