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JPL Small-Body Database Browser
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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2620416425543903 3.0489e-08  
a 2.287613109292145 8.0965e-09 au
q 1.688163212604276 7.0789e-08 au
i 23.67451997259731 7.4409e-06 deg
node 26.87328149988211 1.0677e-05 deg
peri 64.38571400292328 2.147e-05 deg
M 123.9886898568479 1.4989e-05 deg
tp 2458565.236888766492
(2019-Mar-22.73688877)
5.2385e-05 TDB
period 1263.782367770607
3.46
6.7093e-06
1.837e-08
d
yr
n .2848591728930852 1.5123e-09 deg/d
Q 2.887063005980015 1.0218e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1003  
   data-arc span      14333 days (39.24 yr)  
   first obs. used      1980-10-31  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50122  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 03:56:17  

Additional Information
 Earth MOID = .8065 au 
 Jupiter MOID = 2.75813 au 
 T_jup = 3.447 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456914.5 (2014-Sep-14.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2617630602655386 3.0598e-08  
q 1.689290452717451 7.1126e-08 au
tp 2457301.853745775962
(2015-Oct-06.35374578)
5.2601e-05 TDB
node 26.89053881841937 1.0681e-05 deg
peri 64.49489477110032 2.1469e-05 deg
i 23.66881045053345 7.4393e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1003  
   data-arc span      14333 days (39.24 yr)  
   first obs. used      1980-10-31  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50122  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 03:56:17  

Additional Information
 Jupiter MOID = 2.75813 au 
 T_jup = 3.447 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.362169035893875E-16 -2.168584562363604E-15 1.272822751635824E-13 4.86578368944068E-15 6.954504866447838E-14 -9.398161174635692E-15
q -2.168584562363604E-15 5.0589658694939E-15 -3.201791762401235E-13 -1.329613306175045E-14 -1.723927364781965E-13 2.342211316919607E-14
tp 1.272822751635824E-13 -3.201791762401235E-13 2.766880168684496E-9 -1.280496815220131E-11 9.903393830990616E-10 -2.851076855148242E-11
node 4.86578368944068E-15 -1.329613306175045E-14 -1.280496815220131E-11 1.140779655576737E-10 -1.077938594296612E-10 -3.409905410134265E-11
peri 6.954504866447838E-14 -1.723927364781965E-13 9.903393830990616E-10 -1.077938594296612E-10 4.609070369136068E-10 2.076108520704388E-11
i -9.398161174635692E-15 2.342211316919607E-14 -2.851076855148242E-11 -3.409905410134265E-11 2.076108520704388E-11 5.53438766300419E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.1   n/a MPO474212  
diameter diameter 2.124 km 0.375 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
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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