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241122 (2007 PU22)
Classification: Main-belt Asteroid          SPK-ID: 2241122
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2299887623755057 4.5888e-08  
a 2.378142589510625 1.4363e-08 au
q 1.831196518596596 1.0711e-07 au
i 7.874997559944472 4.4442e-06 deg
node 126.4874451813967 3.3896e-05 deg
peri 213.3017382283607 3.4933e-05 deg
M 239.0559072400164 1.0184e-05 deg
tp 2459650.525810926410
(2022-Mar-12.02581093)
3.9739e-05 TDB
period 1339.538692931608
3.67
1.2135e-05
3.322e-08
d
yr
n .2687492357627481 2.4347e-09 deg/d
Q 2.925088660424654 1.7666e-08 au
  Orbit Determination Parameters
   # obs. used (total)      565  
   data-arc span      6472 days (17.72 yr)  
   first obs. used      2003-06-26  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50856  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 01:34:28  

Additional Information
 Earth MOID = .825706 au 
 Jupiter MOID = 2.4751 au 
 T_jup = 3.491 
[ 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 16.22   n/a E2021B55  
rotation period rot_per 10.1153 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]

241122 (2007 PU22)          Discovered 2007-Aug-11 by LINEAR at Socorro
Reference: 20100527/Numbers.arcLast Updated: 2010-06-03

[ show close-approach data ]
Alternate Designations
 2007 PU22 = 2003 MQ4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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