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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1434117415454081 4.1023e-08  
a 2.588122914925538 9.3725e-09 au
q 2.216955700362489 1.0655e-07 au
i 14.33279921951262 4.9569e-06 deg
node 200.938090090354 1.5643e-05 deg
peri 71.69844056500412 2.3789e-05 deg
M 54.25749799913 1.5836e-05 deg
tp 2458771.290277103483
(2019-Oct-14.79027710)
6.691e-05 TDB
period 1520.812851415837
4.16
8.2611e-06
2.262e-08
d
yr
n .2367155167480663 1.2858e-09 deg/d
Q 2.959290129488588 1.0717e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1704  
   data-arc span      11082 days (30.34 yr)  
   first obs. used      1990-05-20  
   last obs. used      2020-09-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4854  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-22 16:27:41  

Additional Information
 Earth MOID = 1.24978 au 
 Jupiter MOID = 2.19876 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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