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JPL Small-Body Database Browser
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11116 (1996 EK)
Classification: Main-belt Asteroid          SPK-ID: 2011116
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2273327136530589 3.3588e-08  
a 2.195493923180822 4.7906e-09 au
q 1.696386331815325 7.3444e-08 au
i 7.744335894270336 2.9447e-06 deg
node 149.854054295374 2.7669e-05 deg
peri 76.90975211744509 2.8456e-05 deg
M 123.3245533320476 6.4272e-06 deg
tp 2458593.453676641114
(2019-Apr-19.95367664)		 2.106e-05 TDB
period 1188.21980254535
3.25		 3.8891e-06
1.065e-08		 d
yr
n .3029742470448855 9.9164e-10 deg/d
Q 2.694601514546319 5.8796e-09 au
   Orbit Determination Parameters
   # obs. used (total)      2001  
   data-arc span      23330 days (63.87 yr)  
   first obs. used      1955-11-16  
   last obs. used      2019-10-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45568  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 03:29:21  

Additional Information
 Earth MOID = .708323 au 
 Jupiter MOID = 2.32204 au 
 T_jup = 3.624 
[ 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 14.3   n/a MPO492878  
diameter diameter 3.080 km 0.433 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.40140 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2006) http://www.asu.cas.cz/~ppravec/neo.htm]
[Pravec, P.; Wolf, M.; Sarounova, L. (2009) http://www.asu.cas.cz/~ppravec/neo.htm]
[Oey, J. (2010) Minor Planet Bull. 37, 135-136.]
[Pravec, P.; Wolf, M.; Sarounova, L. (2019) http://www.asu.cas.cz/~ppravec/neo.htm]
geometric albedo albedo 0.426   0.138 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11116 (1996 EK)          Discovered 1996-Mar-10 by Ueda, S., Kaneda, H. at Kushiro
Reference: 19990728/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1996 EK = 1990 RU10 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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