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24831 (1995 SX4)
Classification: Main-belt Asteroid          SPK-ID: 2024831
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 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1661209974489271 1.6003e-08  
a 2.257270477915888 5.602e-09 au
q 1.882290454612485 3.6072e-08 au
i 6.251197175254247 5.4432e-07 deg
node 303.0415159376055 5.0389e-06 deg
peri 80.24331053148127 9.0806e-06 deg
M 134.8928300566615 6.0328e-06 deg
tp 2458736.348033473055
(2019-Sep-09.84803347)
2.0516e-05 TDB
period 1238.721938590156
3.39
4.6113e-06
1.263e-08
d
yr
n .2906221233231179 1.0819e-09 deg/d
Q 2.632250501219292 6.5326e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2136  
   data-arc span      16574 days (45.38 yr)  
   first obs. used      1975-11-06  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49507  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 03:38:03  

Additional Information
 Earth MOID = .896119 au 
 Jupiter MOID = 2.86185 au 
 T_jup = 3.596 
[ 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 14.11   n/a E2021B10  
diameter diameter 2.932 km 0.222 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.566   0.133 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

24831 (1995 SX4)          Discovered 1995-Sep-21 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20010606/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1995 SX4 = 1975 VH6 = 1975 XY2 = 2000 AD 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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