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11960 (1994 HA)
Classification: Main-belt Asteroid          SPK-ID: 2011960
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1432781308436556 3.4653e-08  
a 2.587851880623159 8.4244e-09 au
q 2.217069300267234 8.7822e-08 au
i 14.33325976130786 4.6685e-06 deg
node 200.9372060602106 1.1691e-05 deg
peri 71.67038183291895 2.1275e-05 deg
M 101.6483643583993 1.5816e-05 deg
tp 2458771.155954920391
(2019-Oct-14.65595492)
6.6815e-05 TDB
period 1520.573963036795
4.16
7.425e-06
2.033e-08
d
yr
n .2367527057224041 1.1561e-09 deg/d
Q 2.958634460979084 9.6314e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2117  
   data-arc span      11199 days (30.66 yr)  
   first obs. used      1990-05-20  
   last obs. used      2021-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45112  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 02:03:18  

Additional Information
 Earth MOID = 1.24829 au 
 Jupiter MOID = 2.19802 au 
 T_jup = 3.363 
[ 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 13.6   n/a MPO296234  
diameter diameter 4.250 km 0.178 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.355   0.050 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11960 (1994 HA)          Discovered 1994-Apr-17 by Kobayashi, T. at Oizumi
Reference: 19991026/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 HA = 1990 KD3 = 1990 ML1 = 1991 TP14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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