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101548 (1998 YS29)
Classification: Main-belt Asteroid          SPK-ID: 2101548
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2043095347906679 3.5321e-08  
a 2.453214293921842 9.6783e-09 au
q 1.951999222788854 8.8382e-08 au
i 9.112245290917496 5.062e-06 deg
node 7.936247687060056 2.427e-05 deg
peri 84.48500767437216 2.7312e-05 deg
M 226.4030741617458 1.5024e-05 deg
tp 2459521.329554903004
(2021-Nov-02.82955490)
6.016e-05 TDB
period 1403.465226378682
3.84
8.3054e-06
2.274e-08
d
yr
n .256507958468552 1.5179e-09 deg/d
Q 2.954429365054831 1.1656e-08 au
  Orbit Determination Parameters
   # obs. used (total)      970  
   data-arc span      7966 days (21.81 yr)  
   first obs. used      1998-12-27  
   last obs. used      2020-10-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55184  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:59:56  

Additional Information
 Earth MOID = .993062 au 
 Jupiter MOID = 2.30846 au 
 T_jup = 3.448 
[ 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 15.1   n/a MPO341287  
diameter diameter 2.612 km 0.191 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.311   0.045 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101548 (1998 YS29)          Discovered 1998-Dec-27 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 YS29 = 2001 PF22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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