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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2270323491549577 1.4571e-08  
a 2.196021269444307 4.5803e-09 au
q 1.697453401848113 3.1627e-08 au
i 7.744223466693072 3.5341e-07 deg
node 149.849201668674 9.8217e-06 deg
peri 76.88683185232456 1.0693e-05 deg
M 243.3223115123629 3.5205e-06 deg
tp 2459781.746370655446
(2022-Jul-21.24637066)
1.2289e-05 TDB
period 1188.647934610529
3.25
3.7188e-06
1.018e-08
d
yr
n .3028651205438364 9.4755e-10 deg/d
Q 2.6945891370405 5.6202e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2396  
   data-arc span      23819 days (65.21 yr)  
   first obs. used      1955-11-16  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44075  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 13:08:36  

Additional Information
 Earth MOID = .709848 au 
 Jupiter MOID = 2.31971 au 
 T_jup = 3.623 
[ 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 14.32   n/a E2021B10  
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. 2020-October); 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]
[Mannucci, M.; Montigiani, N. (2020) Minor Planet Bull. 47, 5-6.]
[Stephens, R.D.; Warner, B.D. (2020) Minor Planet Bull. 47, 50-60.]
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

Alternate Designations
 1996 EK = 1990 RU10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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