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190988 (2001 XD215)
Classification: Main-belt Asteroid          SPK-ID: 2190988
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .227198738944733 3.3916e-08  
a 2.317107672235247 1.0325e-08 au
q 1.790663731104233 7.8222e-08 au
i 5.90886114983061 3.9665e-06 deg
node 217.09250191194 5.4074e-05 deg
peri 186.2229057284805 5.5803e-05 deg
M 178.3234817072184 1.6343e-05 deg
tp 2458562.348515366290
(2019-Mar-19.84851537)
5.6275e-05 TDB
period 1288.302203774412
3.53
8.6107e-06
2.357e-08
d
yr
n .2794375410872445 1.8677e-09 deg/d
Q 2.84355161336626 1.267e-08 au
  Orbit Determination Parameters
   # obs. used (total)      458  
   data-arc span      6735 days (18.44 yr)  
   first obs. used      2001-11-17  
   last obs. used      2020-04-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58286  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:09:56  

Additional Information
 Earth MOID = .798607 au 
 Jupiter MOID = 2.5641 au 
 T_jup = 3.538 
[ 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 16.28   n/a E2021B55  

190988 (2001 XD215)          Discovered 2001-Dec-13 by LINEAR at Socorro
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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