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JPL Small-Body Database Browser
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108288 (2001 HY61)
Classification: Main-belt Asteroid          SPK-ID: 2108288
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1666129631995863 4.2491e-08  
a 2.272747731163662 1.1255e-08 au
q 1.894078497069348 9.7373e-08 au
i 5.123111991376155 4.6016e-06 deg
node 208.8939841408027 4.9661e-05 deg
peri 48.5224589750536 5.2014e-05 deg
M 182.6799434658773 1.4655e-05 deg
tp 2459616.925557372973
(2022-Feb-06.42555737)
5.2245e-05 TDB
period 1251.483926814372
3.43
9.2963e-06
2.545e-08
d
yr
n .2876585086604932 2.1368e-09 deg/d
Q 2.651416965257977 1.313e-08 au
  Orbit Determination Parameters
   # obs. used (total)      296  
   data-arc span      8748 days (23.95 yr)  
   first obs. used      1995-11-14  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59397  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 12:43:44  

Additional Information
 Earth MOID = .883977 au 
 Jupiter MOID = 2.40141 au 
 T_jup = 3.588 
[ 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 17.0   n/a MPO436520  

108288 (2001 HY61)          Discovered 2001-Apr-25 by NEAT at Haleakala
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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