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15615 (2000 HU1)
Classification: Outer Main-belt Asteroid          SPK-ID: 2015615
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2417929740541128 3.5721e-08  
a 3.972235507014549 2.9285e-08 au
q 3.011776870130155 1.4347e-07 au
i 2.996072959819688 4.3462e-06 deg
node 180.203361567233 7.9411e-05 deg
peri 152.4686495196134 7.9815e-05 deg
M 116.7564859908425 8.3917e-06 deg
tp 2458062.658545699389
(2017-Nov-05.15854570)
6.4998e-05 TDB
period 2891.684523416546
7.92
3.1978e-05
8.755e-08
d
yr
n .124494908446879 1.3767e-09 deg/d
Q 4.932694143898944 3.6365e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1879  
   data-arc span      23713 days (64.92 yr)  
   first obs. used      1955-11-19  
   last obs. used      2020-10-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50854  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:32:28  

Additional Information
 Earth MOID = 2.00199 au 
 Jupiter MOID = .509801 au 
 T_jup = 3.003 
[ 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 12.4   n/a MPO458970  
diameter diameter 22.296 km 0.204 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  
rotation period rot_per 5.652 h n/a LCDB (Rev. 2019-August); 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.056   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  

15615 (2000 HU1)          Discovered 2000-Apr-25 by Korlevic, K. at Visnjan
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 HU1 = 1986 TJ3 = 1996 XO23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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