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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 ]

[ show orbit diagram ]
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 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457530.5 (2016-May-22.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03208811459037257 2.0088e-08  
q 2.956655691982113 6.7989e-08 au
tp 2457889.483811024945
(2017-May-15.98381103)
0.00018655 TDB
node 49.20355387652582 1.9652e-06 deg
peri 129.253155069449 3.1939e-05 deg
i 10.13955278869776 3.7339e-07 deg
  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
 Jupiter MOID = 1.82505 au 
 T_jup = 3.211 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.03543389764427E-16 -1.33657538285554E-15 -3.03301290964494E-12 -1.153456700390604E-14 -4.980551041369489E-13 3.756650393783824E-15
q -1.33657538285554E-15 4.622527479366841E-15 9.595486625897411E-12 3.685426138487744E-14 1.5581119805661E-12 -1.181430344271867E-14
tp -3.03301290964494E-12 9.595486625897411E-12 3.479920531657499E-8 6.63379633175064E-11 5.939697404995141E-9 -2.005281075820379E-11
node -1.153456700390604E-14 3.685426138487744E-14 6.63379633175064E-11 3.861834445276384E-12 7.501134645031742E-12 -5.001507061874369E-13
peri -4.980551041369489E-13 1.5581119805661E-12 5.939697404995141E-9 7.501134645031742E-12 1.020112742341226E-9 -2.836136896625276E-12
i 3.756650393783824E-15 -1.181430344271867E-14 -2.005281075820379E-11 -5.001507061874369E-13 -2.836136896625276E-12 1.394226833669912E-13

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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