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35760 (1999 HP1)
Classification: Main-belt Asteroid          SPK-ID: 2035760
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2612523684981308 2.9482e-08  
a 2.289000112118566 7.897e-09 au
q 1.690993411335104 6.8197e-08 au
i 23.66770023068205 6.8389e-06 deg
node 26.81553107356521 9.7549e-06 deg
peri 64.42056157567514 1.7796e-05 deg
M 236.7662172220848 1.3134e-05 deg
tp 2459829.506511020595
(2022-Sep-07.00651102)
4.695e-05 TDB
period 1264.931907903342
3.46
6.546e-06
1.792e-08
d
yr
n .2846002996293369 1.4728e-09 deg/d
Q 2.887006812902028 9.9601e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1053  
   data-arc span      14471 days (39.62 yr)  
   first obs. used      1980-10-31  
   last obs. used      2020-06-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50388  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 08:10:54  

Additional Information
 Earth MOID = .808944 au 
 Jupiter MOID = 2.75988 au 
 T_jup = 3.446 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.06   n/a E2021B10  
diameter diameter 2.124 km 0.375 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
rotation period rot_per 3.5826 h n/a LCDB (Rev. 2020-October); 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.429   0.198 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

35760 (1999 HP1)          Discovered 1999-Apr-17 by LINEAR at Socorro
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 HP1 = 1980 UJ1 = 2001 UE17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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