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43315 (2000 JB18)
Classification: Main-belt Asteroid          SPK-ID: 2043315
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1422727790055432 3.3633e-08  
a 2.400159807474997 8.7887e-09 au
q 2.05868240160812 8.3723e-08 au
i 3.111657276918394 3.4851e-06 deg
node 123.1060057412206 6.8469e-05 deg
peri 11.62912384594747 6.9715e-05 deg
M 323.3605867444228 1.338e-05 deg
tp 2459534.730753272956
(2021-Nov-16.23075327)
5.0775e-05 TDB
period 1358.184172632438
3.72
7.4599e-06
2.042e-08
d
yr
n .2650597814744421 1.4559e-09 deg/d
Q 2.741637213341875 1.0039e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1145  
   data-arc span      9630 days (26.37 yr)  
   first obs. used      1994-10-02  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50848  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 21:04:19  

Additional Information
 Earth MOID = 1.07351 au 
 Jupiter MOID = 2.28715 au 
 T_jup = 3.510 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457104.5 (2015-Mar-23.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1410795781697171 3.3513e-08  
q 2.061681844877076 8.3321e-08 au
tp 2456816.099044906148
(2014-Jun-07.59904491)
4.7582e-05 TDB
node 123.1510034971755 6.8569e-05 deg
peri 11.26634002868829 6.9845e-05 deg
i 3.109256637358165 3.4818e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1145  
   data-arc span      9630 days (26.37 yr)  
   first obs. used      1994-10-02  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50848  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 21:04:19  

Additional Information
 Jupiter MOID = 2.28715 au 
 T_jup = 3.510 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.12313303191637E-15 -2.782214796191099E-15 1.22453225802744E-13 -3.897412388380637E-15 4.031911336997765E-14 9.652595610612942E-17
q -2.782214796191099E-15 6.942442185801541E-15 -2.536498311537403E-13 8.973596464888312E-15 -8.31845202936497E-14 -1.652531140002098E-16
tp 1.22453225802744E-13 -2.536498311537403E-13 2.264011762518428E-9 -1.74172251618664E-11 6.460086667900447E-10 -9.712663138308375E-14
node -3.897412388380637E-15 8.973596464888312E-15 -1.74172251618664E-11 4.70176754445976E-9 -4.699367205758396E-9 2.229264142354539E-11
peri 4.031911336997765E-14 -8.31845202936497E-14 6.460086667900447E-10 -4.699367205758396E-9 4.878387515672351E-9 -2.229000322351178E-11
i 9.652595610612942E-17 -1.652531140002098E-16 -9.712663138308375E-14 2.229264142354539E-11 -2.229000322351178E-11 1.212291068132989E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.26   n/a MPCxxxxx  
diameter diameter 2.370 km 0.295 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 7.478 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Erasmus, N.; Navarro-Meza, S.; McNeill, A.; Trilling, D.E.; et al. (2020) Ap. J. Suppl. Ser. 247, A13.]
geometric albedo albedo 0.314   0.069 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

43315 (2000 JB18)          Discovered 2000-May-06 by LINEAR at Socorro
Reference: 20020624/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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