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101364 (1998 US)
Classification: Main-belt Asteroid          SPK-ID: 2101364
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2902097182700681 3.2583e-08  
a 2.380951872458099 9.5769e-09 au
q 1.689976500337443 7.4269e-08 au
i 12.78345084913022 3.9126e-06 deg
node 226.052936361293 1.661e-05 deg
peri 54.79205221089696 1.8438e-05 deg
M 72.83226880185333 7.3351e-06 deg
tp 2458929.015093028381
(2020-Mar-20.51509303)
2.684e-05 TDB
period 1341.912975080846
3.67
8.0964e-06
2.217e-08
d
yr
n .2682737306257219 1.6186e-09 deg/d
Q 3.071927244578755 1.2356e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1301  
   data-arc span      8144 days (22.30 yr)  
   first obs. used      1998-09-19  
   last obs. used      2021-01-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50907  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:36:26  

Additional Information
 Earth MOID = .708189 au 
 Jupiter MOID = 2.1484 au 
 T_jup = 3.448 
[ 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 15.35   n/a E2021B55  
diameter diameter 3.272 km 0.827 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
rotation period rot_per 157.315 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 0.088   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

101364 (1998 US)          Discovered 1998-Oct-18 by Comba, P. G. at Prescott
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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