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22040 (1999 XR188)
Classification: Main-belt Asteroid          SPK-ID: 2022040
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0336889881622995 2.1017e-08  
a 3.055683050015176 1.5362e-08 au
q 2.952740179915475 7.072e-08 au
i 10.13902504399981 3.7323e-07 deg
node 49.16160895151612 1.9638e-06 deg
peri 123.9216325991606 2.8133e-05 deg
M 283.3281766597376 3.0813e-05 deg
tp 2459812.022145965707
(2022-Aug-20.52214597)
0.00016758 TDB
period 1951.016240787664
5.34
1.4713e-05
4.028e-08
d
yr
n .1845192225845649 1.3915e-09 deg/d
Q 3.158625920114876 1.588e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2163  
   data-arc span      10056 days (27.53 yr)  
   first obs. used      1993-10-09  
   last obs. used      2021-04-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45741  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 18:39:21  

Additional Information
 Earth MOID = 1.96707 au 
 Jupiter MOID = 1.82505 au 
 T_jup = 3.211 
[ 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 12.85   n/a MPCxxxxx  

22040 (1999 XR188)          Discovered 1999-Dec-12 by LINEAR at Socorro
Reference: 20010208/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XR188 = 1993 TX37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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