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124087 (2001 HY15)
Classification: Outer Main-belt Asteroid          SPK-ID: 2124087
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1358278099452011 4.0993e-08  
a 3.207480368410342 2.799e-08 au
q 2.771815334526938 1.2582e-07 au
i 6.107291119423652 4.9066e-06 deg
node 124.2531475969884 6.4083e-05 deg
peri 158.9014464779721 6.9786e-05 deg
M 60.80066738836371 2.9564e-05 deg
tp 2458646.135438937876
(2019-Jun-11.63543894)
0.00017109 TDB
period 2098.188185460277
5.74
2.7465e-05
7.52e-08
d
yr
n .1715766023727882 2.2459e-09 deg/d
Q 3.643145402293746 3.1792e-08 au
  Orbit Determination Parameters
   # obs. used (total)      492  
   data-arc span      9778 days (26.77 yr)  
   first obs. used      1994-01-16  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53354  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:30:09  

Additional Information
 Earth MOID = 1.75648 au 
 Jupiter MOID = 1.52615 au 
 T_jup = 3.169 
[ 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 14.9   n/a MPO310028  
diameter diameter 5.554 km 0.906 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.075   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

124087 (2001 HY15)          Discovered 2001-Apr-23 by Kusnirak, P., Pravec, P. at Ondrejov
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 2001 HY15 = 2002 PF62 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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