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JPL Small-Body Database Browser
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172628 (2003 XD16)
Classification: Main-belt Asteroid          SPK-ID: 2172628
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1270125712388606 5.1819e-08  
a 2.428965244310117 1.9669e-08 au
q 2.120456123180462 1.2278e-07 au
i 7.400411373895531 5.368e-06 deg
node 63.53788053057161 3.6889e-05 deg
peri 251.1893467616376 4.5754e-05 deg
M 234.8882866367883 3.1607e-05 deg
tp 2459481.035911117447
(2021-Sep-23.53591112)
0.0001245 TDB
period 1382.707688608381
3.79
1.6795e-05
4.598e-08
d
yr
n .2603587171503473 3.1625e-09 deg/d
Q 2.737474365439772 2.2168e-08 au
  Orbit Determination Parameters
   # obs. used (total)      376  
   data-arc span      6946 days (19.02 yr)  
   first obs. used      1999-12-07  
   last obs. used      2018-12-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59047  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:06:39  

Additional Information
 Earth MOID = 1.12038 au 
 Jupiter MOID = 2.51818 au 
 T_jup = 3.486 
[ 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 16.1   n/a MPO459803  

172628 (2003 XD16)          Discovered 2003-Dec-14 by NEAT at Palomar
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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