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22007 (1999 XQ57)
Classification: Main-belt Asteroid          SPK-ID: 2022007
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04660638209955314 3.712e-08  
a 3.039518746054609 1.6747e-08 au
q 2.897857773977234 1.1031e-07 au
i 9.306725641581147 4.2492e-06 deg
node 233.1416288590286 2.1127e-05 deg
peri 28.44762207991641 4.8106e-05 deg
M 153.4169505439612 4.4507e-05 deg
tp 2458375.647088867479
(2018-Sep-14.14708887)		 0.00023803 TDB
period 1935.555666794578
5.30		 1.5997e-05
4.38e-08		 d
yr
n .1859931006769681 1.5372e-09 deg/d
Q 3.181179718131985 1.7527e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1361  
   data-arc span      13173 days (36.07 yr)  
   first obs. used      1985-01-18  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55616  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:57:33  

Additional Information
 Earth MOID = 1.88505 au 
 Jupiter MOID = 1.84437 au 
 T_jup = 3.219 
[ 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 14.13   n/a E2021B10  

22007 (1999 XQ57)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20010208/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XQ57 = 1985 BL1 = 1998 QZ96 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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