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65987 (1998 HD152)
Classification: Main-belt Asteroid          SPK-ID: 2065987
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0921391968629546 1.0695e-07  
a 2.566801954467375 2.2051e-08 au
q 2.330298883876489 2.8745e-07 au
i 4.324371631721839 6.4879e-06 deg
node 286.4045566691955 8.8371e-05 deg
peri 277.1157669718687 0.00010106 deg
M 138.239023698777 5.6632e-05 deg
tp 2458423.713448056858
(2018-Nov-01.21344806)
0.0002313 TDB
period 1502.058920439034
4.11
1.9356e-05
5.299e-08
d
yr
n .2396710242863018 3.0884e-09 deg/d
Q 2.803305025058261 2.4082e-08 au
  Orbit Determination Parameters
   # obs. used (total)      559  
   data-arc span      9714 days (26.60 yr)  
   first obs. used      1991-10-05  
   last obs. used      2018-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61928  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 01:54:42  

Additional Information
 Earth MOID = 1.33133 au 
 Jupiter MOID = 2.18427 au 
 T_jup = 3.422 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456389.5 (2013-Apr-07.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09173866508174032 1.0765e-07  
q 2.333441609333025 2.8962e-07 au
tp 2456918.573297799889
(2014-Sep-18.07329780)
0.00021733 TDB
node 286.4686718535016 8.8497e-05 deg
peri 276.688357017007 0.00010089 deg
i 4.319590384263861 6.477e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      559  
   data-arc span      9714 days (26.60 yr)  
   first obs. used      1991-10-05  
   last obs. used      2018-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61928  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 01:54:42  

Additional Information
 Jupiter MOID = 2.18427 au 
 T_jup = 3.422 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.158825485833028E-14 -3.113077226429427E-14 -1.656346616623749E-11 1.756081159469838E-13 -3.386354503493627E-12 -4.158312267978201E-15
q -3.113077226429427E-14 8.387762147615922E-14 4.529451770264704E-11 -4.786917177091857E-13 9.273500528924836E-12 1.122134423095237E-14
tp -1.656346616623749E-11 4.529451770264704E-11 4.723409879010922E-8 -2.95909031448043E-10 1.055266196119992E-8 1.522826129370798E-11
node 1.756081159469838E-13 -4.786917177091857E-13 -2.95909031448043E-10 7.831791533267709E-9 -7.868181043928854E-9 2.027965230833771E-10
peri -3.386354503493627E-12 9.273500528924836E-12 1.055266196119992E-8 -7.868181043928854E-9 1.017975820954392E-8 -1.989098426922838E-10
i -4.158312267978201E-15 1.122134423095237E-14 1.522826129370798E-11 2.027965230833771E-10 -1.989098426922838E-10 4.195096386372055E-11

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 15.2   n/a MPO280162  
diameter diameter 2.248 km 0.491 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.350   0.168 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

65987 (1998 HD152)          Discovered 1998-Apr-21 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 HD152 = 2000 WV84 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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