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154560 (2003 HV11)
Classification: Main-belt Asteroid          SPK-ID: 2154560
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1738533997221025 6.2412e-08  
a 2.657429601871926 1.916e-08 au
q 2.195426431064338 1.6696e-07 au
i 14.2847666680986 6.3339e-06 deg
node 91.1914468888056 2.4504e-05 deg
peri 171.3107513317442 2.929e-05 deg
M 312.2579110546142 1.6846e-05 deg
tp 2459210.340830439871
(2020-Dec-26.84083044)
7.4727e-05 TDB
period 1582.308202826444
4.33
1.7113e-05
4.685e-08
d
yr
n .2275157263022081 2.4606e-09 deg/d
Q 3.119432772679513 2.2491e-08 au
  Orbit Determination Parameters
   # obs. used (total)      375  
   data-arc span      8415 days (23.04 yr)  
   first obs. used      1997-01-10  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61166  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 09:32:54  

Additional Information
 Earth MOID = 1.18061 au 
 Jupiter MOID = 1.97957 au 
 T_jup = 3.322 
[ 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 15.7   n/a MPO385689  
diameter diameter 4.754 km 0.627 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.041   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

154560 (2003 HV11)          Discovered 2003-Apr-25 by LONEOS at Anderson Mesa
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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