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JPL Small-Body Database Browser
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160938 (2001 YR104)
Classification: Main-belt Asteroid          SPK-ID: 2160938
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1331070778298569 9.3639e-08  
a 2.425435087498483 2.4339e-08 au
q 2.102592510535557 2.1163e-07 au
i 3.214865520062946 5.731e-06 deg
node 162.8820018105052 0.00010667 deg
peri 26.43214803073335 0.00010948 deg
M 140.7446077395533 3.1094e-05 deg
tp 2458061.098468644723
(2017-Nov-03.59846864)
0.00011246 TDB
period 1379.694429553113
3.78
2.0767e-05
5.686e-08
d
yr
n .2609273418003181 3.9275e-09 deg/d
Q 2.748277664461409 2.7578e-08 au
  Orbit Determination Parameters
   # obs. used (total)      448  
   data-arc span      7474 days (20.46 yr)  
   first obs. used      1999-05-12  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60563  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 18:43:44  

Additional Information
 Earth MOID = 1.10421 au 
 Jupiter MOID = 2.20801 au 
 T_jup = 3.497 
[ 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 16.1   n/a MPO454067  

160938 (2001 YR104)          Discovered 2001-Dec-17 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

[ show close-approach data ]
Alternate Designations
 2001 YR104 = 2000 SK203 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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