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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0920314662662762 7.9276e-08  
a 2.567060332947361 1.6344e-08 au
q 2.330810006512221 2.0944e-07 au
i 4.324262011277824 4.2036e-06 deg
node 286.4075738567574 8.2705e-05 deg
peri 276.9451166550915 9.3095e-05 deg
M 233.340868311513 4.8911e-05 deg
tp 2459925.050571016244
(2022-Dec-11.55057102)
0.00020775 TDB
period 1502.285725705347
4.11
1.4347e-05
3.928e-08
d
yr
n .239634840323717 2.2886e-09 deg/d
Q 2.803310659382502 1.7848e-08 au
  Orbit Determination Parameters
   # obs. used (total)      752  
   data-arc span      10685 days (29.25 yr)  
   first obs. used      1991-10-05  
   last obs. used      2021-01-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60796  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 22:30:26  

Additional Information
 Earth MOID = 1.33257 au 
 Jupiter MOID = 2.18209 au 
 T_jup = 3.422 
[ 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 15.26   n/a E2021B10  
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

Alternate Designations
 1998 HD152 = 2000 WV84 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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