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18011 (1999 JQ113)
Classification: Outer Main-belt Asteroid          SPK-ID: 2018011
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .17600887899604 4.672e-08  
a 3.223237373469874 1.8076e-08 au
q 2.655918976627301 1.4973e-07 au
i 1.804325013858294 4.4324e-06 deg
node 143.3849642932287 0.00012578 deg
peri 192.6284965218254 0.00012633 deg
M 175.225741099144 1.4396e-05 deg
tp 2458171.696894194751
(2018-Feb-22.19689419)
8.0978e-05 TDB
period 2113.668435737031
5.79
1.7781e-05
4.868e-08
d
yr
n .1703199962270662 1.4328e-09 deg/d
Q 3.790555770312446 2.1258e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1452  
   data-arc span      10613 days (29.06 yr)  
   first obs. used      1992-02-29  
   last obs. used      2021-03-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53138  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:39:33  

Additional Information
 Earth MOID = 1.64449 au 
 Jupiter MOID = 1.59512 au 
 T_jup = 3.163 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457023.5 (2015-Jan-01.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1713263342047838 4.5735e-08  
q 2.680668176503295 1.4513e-07 au
tp 2456044.358303929135
(2012-Apr-26.85830393)
7.8848e-05 TDB
node 143.3373175366104 0.00012597 deg
peri 191.6091611918893 0.00012655 deg
i 1.798101763963212 4.4212e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1452  
   data-arc span      10613 days (29.06 yr)  
   first obs. used      1992-02-29  
   last obs. used      2021-03-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53138  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:39:33  

Additional Information
 Jupiter MOID = 1.59512 au 
 T_jup = 3.163 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.091693520632345E-15 -6.600598083595421E-15 1.907922988869637E-12 -1.256109207419512E-15 2.753141560792274E-13 -4.587896733156232E-16
q -6.600598083595421E-15 2.106254472246274E-14 -5.933388060146401E-12 -2.883407448741473E-15 -8.363070579157055E-13 1.298661594609408E-15
tp 1.907922988869637E-12 -5.933388060146401E-12 6.217065673451028E-9 -2.93994434937722E-11 9.881074931900371E-10 -1.417308308646745E-12
node -1.256109207419512E-15 -2.883407448741473E-15 -2.93994434937722E-11 1.586725125544737E-8 -1.586351079818683E-8 2.117215868435768E-10
peri 2.753141560792274E-13 -8.363070579157055E-13 9.881074931900371E-10 -1.586351079818683E-8 1.601546729110975E-8 -2.118348899081329E-10
i -4.587896733156232E-16 1.298661594609408E-15 -1.417308308646745E-12 2.117215868435768E-10 -2.118348899081329E-10 1.954707412003099E-11

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 13.96   n/a MPCxxxxx  
diameter diameter 7.204 km 0.712 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

18011 (1999 JQ113)          Discovered 1999-May-13 by LINEAR at Socorro
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 JQ113 = 1992 DC4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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