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JPL Small-Body Database Browser
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74387 (1998 XW24)
Classification: Main-belt Asteroid          SPK-ID: 2074387
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1654160473621142 7.5846e-08  
a 2.952147825075947 1.9538e-08 au
q 2.463815200623222 2.2987e-07 au
i 3.409214016724158 4.5964e-06 deg
node 139.2480801783367 8.7065e-05 deg
peri 221.70636837888 8.7974e-05 deg
M 52.42621416119935 1.2575e-05 deg
tp 2458330.694018225732
(2018-Jul-31.19401823)		 6.5013e-05 TDB
period 1852.702030707044
5.07		 1.8393e-05
5.036e-08		 d
yr
n .1943107925793193 1.929e-09 deg/d
Q 3.440480449528672 2.277e-08 au
   Orbit Determination Parameters
   # obs. used (total)      753  
   data-arc span      8762 days (23.99 yr)  
   first obs. used      1995-01-29  
   last obs. used      2019-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53784  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:34:54  

Additional Information
 Earth MOID = 1.46107 au 
 Jupiter MOID = 2.00896 au 
 T_jup = 3.246 
[ 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 15.1   n/a MPO417339  
diameter diameter 5.412 km 0.730 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74387 (1998 XW24)          Discovered 1998-Dec-12 by Spacewatch at Kitt Peak
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 XW24 = 2000 CE130 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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