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97255 (1999 XS114)
Classification: Main-belt Asteroid          SPK-ID: 2097255
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1781316367222525 3.4025e-08  
a 2.558294663179716 1.1553e-08 au
q 2.10258144760971 8.6673e-08 au
i 13.60127142788026 4.85e-06 deg
node 4.270842004586181 1.2138e-05 deg
peri 294.3714933737239 1.8763e-05 deg
M 100.9261681749229 1.4019e-05 deg
tp 2458581.488870790731
(2019-Apr-07.98887079)
5.8313e-05 TDB
period 1494.597578042371
4.09
1.0124e-05
2.772e-08
d
yr
n .2408675119569839 1.6316e-09 deg/d
Q 3.014007878749723 1.3611e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1787  
   data-arc span      7710 days (21.11 yr)  
   first obs. used      1999-10-05  
   last obs. used      2020-11-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46516  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:25:22  

Additional Information
 Earth MOID = 1.12928 au 
 Jupiter MOID = 2.38821 au 
 T_jup = 3.375 
[ 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 13.8   n/a MPO436449  
diameter diameter 4.696 km 0.097 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.301   0.050 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

97255 (1999 XS114)          Discovered 1999-Dec-11 by LINEAR at Socorro
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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