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24846 (1995 WM)
Classification: Main-belt Asteroid          SPK-ID: 2024846
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09719870366745513 3.4239e-08  
a 2.425938425066327 8.2523e-09 au
q 2.190140354972812 8.2017e-08 au
i 6.101199555077161 3.783e-06 deg
node 229.1362354817146 3.0925e-05 deg
peri 198.384036415255 3.5667e-05 deg
M 225.3408549186526 1.9481e-05 deg
tp 2459716.739746914058
(2022-May-17.23974691)
7.5925e-05 TDB
period 1380.123932739893
3.78
7.0421e-06
1.928e-08
d
yr
n .2608461395820515 1.331e-09 deg/d
Q 2.661736495159841 9.0544e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2058  
   data-arc span      9040 days (24.75 yr)  
   first obs. used      1995-11-16  
   last obs. used      2020-08-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50577  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:50:12  

Additional Information
 Earth MOID = 1.20405 au 
 Jupiter MOID = 2.59333 au 
 T_jup = 3.496 
[ 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 14.54   n/a E2021B10  
diameter diameter 3.111 km 0.424 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 10.6297 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.]
geometric albedo albedo 0.348   0.135 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

24846 (1995 WM)          Discovered 1995-Nov-16 by Kobayashi, T. at Oizumi
Reference: 20010606/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1995 WM = 1999 XY214 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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