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JPL Small-Body Database Browser
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39668 (1995 YR5)
Classification: Main-belt Asteroid          SPK-ID: 2039668
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07218285464889415 4.2084e-08  
a 2.762898523309646 1.9172e-08 au
q 2.563464620791941 1.1617e-07 au
i 6.393621143658947 4.8649e-06 deg
node 80.14846209088903 4.0954e-05 deg
peri 263.2335133189988 5.3893e-05 deg
M 188.264453363622 3.5947e-05 deg
tp 2459800.709170852461
(2022-Aug-09.20917085)
0.00016832 TDB
period 1677.435493985636
4.59
1.746e-05
4.78e-08
d
yr
n .2146133197316753 2.2338e-09 deg/d
Q 2.96233242582735 2.0556e-08 au
  Orbit Determination Parameters
   # obs. used (total)      574  
   data-arc span      9782 days (26.78 yr)  
   first obs. used      1993-04-22  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57559  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 05:32:49  

Additional Information
 Earth MOID = 1.5652 au 
 Jupiter MOID = 2.32278 au 
 T_jup = 3.328 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.4   n/a MPO417091  

39668 (1995 YR5)          Discovered 1995-Dec-16 by Spacewatch at Kitt Peak
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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