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JPL Small-Body Database Browser
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52677 (1998 DY20)
Classification: Main-belt Asteroid          SPK-ID: 2052677
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3105978283382029 3.6739e-08  
a 3.179421599974187 1.8951e-08 au
q 2.19190015565063 1.1772e-07 au
i 17.85115874130071 5.2042e-06 deg
node 150.3928814326224 1.3716e-05 deg
peri 229.173817721732 1.5502e-05 deg
M 70.21442033795238 8.8794e-06 deg
tp 2458596.627370951765
(2019-Apr-23.12737095)
4.9428e-05 TDB
period 2070.716325187347
5.67
1.8514e-05
5.069e-08
d
yr
n .1738528815468865 1.5544e-09 deg/d
Q 4.166943044297744 2.4838e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1466  
   data-arc span      8016 days (21.95 yr)  
   first obs. used      1998-02-22  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49058  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 10:33:07  

Additional Information
 Earth MOID = 1.23345 au 
 Jupiter MOID = 1.52089 au 
 T_jup = 3.051 
[ 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 13.1   n/a MPO452886  
diameter diameter 14.338 km 0.136 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.045   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52677 (1998 DY20)          Discovered 1998-Feb-22 by Spacewatch at Kitt Peak
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 DY20 = 2000 JX69 = 2001 PR9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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