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JPL Small-Body Database Browser
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136851 (1998 DY8)
Classification: Main-belt Asteroid          SPK-ID: 2136851
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07256286273453415 4.6795e-08  
a 2.944997463685526 2.6687e-08 au
q 2.731300016974562 1.4331e-07 au
i 1.980204133010304 5.8348e-06 deg
node 27.0435237493589 0.00014718 deg
peri 245.7735214394674 0.00015287 deg
M 315.7005202297726 3.9453e-05 deg
tp 2458827.654811279952
(2019-Dec-10.15481128)
0.00020206 TDB
period 1845.974997560631
5.05
2.5092e-05
6.87e-08
d
yr
n .1950188927129148 2.6509e-09 deg/d
Q 3.15869491039649 2.8624e-08 au
  Orbit Determination Parameters
   # obs. used (total)      323  
   data-arc span      7745 days (21.20 yr)  
   first obs. used      1998-02-23  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59062  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:13:25  

Additional Information
 Earth MOID = 1.71533 au 
 Jupiter MOID = 1.91019 au 
 T_jup = 3.267 
[ 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 15.8   n/a MPO436675  

136851 (1998 DY8)          Discovered 1998-Feb-23 by Spacewatch at Kitt Peak
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

[ show close-approach data ]
Alternate Designations
 1998 DY8 = 2005 QT62 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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