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JPL Small-Body Database Browser
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100016 (1989 SD8)
Classification: Main-belt Asteroid          SPK-ID: 2100016
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2576144479582179 1.0536e-07  
a 2.528647004879903 1.0049e-08 au
q 1.877231002636565 2.7087e-07 au
i 4.579577877415684 1.1127e-05 deg
node 331.2169447475525 5.8343e-05 deg
peri 67.05975464840623 6.3901e-05 deg
M 212.7837368622991 2.5911e-05 deg
tp 2459601.098199419307
(2022-Jan-21.59819942)
0.00010823 TDB
period 1468.692026156853
4.02
8.7553e-06
2.397e-08
d
yr
n .2451160580901477 1.4612e-09 deg/d
Q 3.18006300712324 1.2638e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1025  
   data-arc span      11080 days (30.34 yr)  
   first obs. used      1989-09-27  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52183  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 00:59:30  

Additional Information
 Earth MOID = .89029 au 
 Jupiter MOID = 2.28064 au 
 T_jup = 3.401 
[ 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 15.6   n/a MPO270548  

100016 (1989 SD8)          Discovered 1989-Sep-28 by Shoemaker, C. S. at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1989 SD8 = 2001 OE67 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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