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24239 Paulinehiga (1999 XX97)
Classification: Main-belt Asteroid          SPK-ID: 2024239
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1600051316685799 3.0774e-08  
a 2.307626235839115 7.624e-09 au
q 1.938394196131808 7.0767e-08 au
i 2.503985774218853 3.7939e-06 deg
node 39.56874916067927 8.2159e-05 deg
peri 330.5371471205579 8.3041e-05 deg
M 52.33766379960864 1.2939e-05 deg
tp 2459014.351962890527
(2020-Jun-13.85196289)
4.5823e-05 TDB
period 1280.40283983618
3.51
6.3453e-06
1.737e-08
d
yr
n .2811615132359905 1.3934e-09 deg/d
Q 2.676858275546421 8.8438e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1205  
   data-arc span      14434 days (39.52 yr)  
   first obs. used      1981-09-03  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53618  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:38:11  

Additional Information
 Earth MOID = .936987 au 
 Jupiter MOID = 2.78648 au 
 T_jup = 3.568 
[ 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 15.52   n/a MPCxxxxx  

24239 Paulinehiga           Discovered 1999 Dec. 7 by the Lincoln Laboratory Near-Earth Asteroid Research Team in Socorro.
Pauline Higa mentored a finalist in the 2008 Intel Science Talent Search (STS), a science competition for high school seniors. She teaches at the Mililani High School, Mililani, Hawaii.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20080221/MPCPages.arcLast Updated: 2008-03-05

[ show close-approach data ]
Alternate Designations
 1999 XX97 = 1981 RB7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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