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JPL Small-Body Database Browser
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105781 (2000 SM115)
Classification: Main-belt Asteroid          SPK-ID: 2105781
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1944626032103726 4.3787e-08  
a 3.048776035066884 1.5195e-08 au
q 2.455903110682379 1.3432e-07 au
i 1.317363253477058 4.7113e-06 deg
node 49.37643424246862 0.00015934 deg
peri 349.7222057922731 0.00015965 deg
M 242.6652829618054 9.5415e-06 deg
tp 2459634.239445382795
(2022-Feb-23.73944538)
5.3869e-05 TDB
period 1944.404913539275
5.32
1.4536e-05
3.98e-08
d
yr
n .1851466212069559 1.3841e-09 deg/d
Q 3.641648959451388 1.8149e-08 au
  Orbit Determination Parameters
   # obs. used (total)      875  
   data-arc span      9923 days (27.17 yr)  
   first obs. used      1992-03-30  
   last obs. used      2019-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53073  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 02:28:57  

Additional Information
 Earth MOID = 1.46375 au 
 Jupiter MOID = 1.7812 au 
 T_jup = 3.208 
[ 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 14.9   n/a MPO436500  
diameter diameter 5.956 km 0.507 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 24.24 h n/a LCDB (Rev. 2019-August); 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:
[Chang, C.-H.; Lin, H.-W.; Ip, W.-H.; Chen, W.-P.; et al. (2019) ArXiv:1901.08719.]
geometric albedo albedo 0.060   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

105781 (2000 SM115)          Discovered 2000-Sep-24 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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