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101724 (1999 ED6)
Classification: Main-belt Asteroid          SPK-ID: 2101724
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1251824202049814 4.5061e-08  
a 2.682943916600804 1.2839e-08 au
q 2.347086503846484 1.2117e-07 au
i 28.6750770082219 4.8577e-06 deg
node 17.65840994757487 8.1076e-06 deg
peri 355.7508282626418 1.7674e-05 deg
M 165.383579181403 1.5887e-05 deg
tp 2458463.095634586300
(2018-Dec-10.59563459)
6.952e-05 TDB
period 1605.150722114635
4.39
1.1522e-05
3.155e-08
d
yr
n .2242780039532573 1.6099e-09 deg/d
Q 3.018801329355124 1.4446e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2370  
   data-arc span      8039 days (22.01 yr)  
   first obs. used      1999-03-12  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .412  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:38:15  

Additional Information
 Earth MOID = 1.34776 au 
 Jupiter MOID = 2.44525 au 
 T_jup = 3.190 
[ 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 13.97   n/a E2021B55  
diameter diameter 9.167 km 2.878 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
rotation period rot_per 5.11252 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:
[McNeill, A.; Mommert, M.; Trilling, D.E.; Llama, J.; Skiff, B. (2019) Ap. J. Suppl. Series 245, id.29.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.038   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

101724 (1999 ED6)          Discovered 1999-Mar-12 by Spacewatch at Kitt Peak
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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