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24281 (1999 XT174)
Classification: Main-belt Asteroid          SPK-ID: 2024281
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0893396533000558 4.111e-08  
a 3.055475470669356 1.8361e-08 au
q 2.782500351452931 1.2793e-07 au
i 9.226880436728115 5.0883e-06 deg
node 320.6142388285167 2.6081e-05 deg
peri 71.90964515268104 3.842e-05 deg
M 43.45538020319157 2.6354e-05 deg
tp 2458965.018018020919
(2020-Apr-25.51801802)
0.00014316 TDB
period 1950.817438855203
5.34
1.7584e-05
4.814e-08
d
yr
n .1845380263830626 1.6634e-09 deg/d
Q 3.328450589885782 2.0001e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1272  
   data-arc span      9500 days (26.01 yr)  
   first obs. used      1995-03-02  
   last obs. used      2021-03-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48785  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:39:00  

Additional Information
 Earth MOID = 1.80369 au 
 Jupiter MOID = 2.0826 au 
 T_jup = 3.210 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.86   n/a E2021B10  
diameter diameter 6.997 km 0.079 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.144   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

24281 (1999 XT174)          Discovered 1999-Dec-10 by LINEAR at Socorro
Reference: 20010408/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 XT174 = 1995 EV3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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