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35348 (1997 JO18)
Classification: Main-belt Asteroid          SPK-ID: 2035348
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1620478028048264 4.6325e-08  
a 3.111815911249214 2.0754e-08 au
q 2.60755298009818 1.4803e-07 au
i 18.67367845643481 5.4755e-06 deg
node 60.75886681173098 1.2227e-05 deg
peri 184.5323563583942 1.8487e-05 deg
M 344.020261938818 1.2273e-05 deg
tp 2458689.499266600456
(2019-Jul-24.99926660)
6.828e-05 TDB
period 2005.022601340075
5.49
2.0059e-05
5.492e-08
d
yr
n .1795490982293121 1.7963e-09 deg/d
Q 3.616078842400248 2.4117e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1334  
   data-arc span      8147 days (22.31 yr)  
   first obs. used      1997-05-08  
   last obs. used      2019-08-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47832  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 01:55:33  

Additional Information
 Earth MOID = 1.59479 au 
 Jupiter MOID = 1.41135 au 
 T_jup = 3.118 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456997.5 (2014-Dec-06.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1606313352571982 4.6366e-08  
q 2.612888850638444 1.4793e-07 au
tp 2456684.735606572351
(2014-Jan-27.23560657)
7.3425e-05 TDB
node 60.77041320939908 1.2231e-05 deg
peri 184.5603311599576 1.8591e-05 deg
i 18.66680090606293 5.4735e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1334  
   data-arc span      8147 days (22.31 yr)  
   first obs. used      1997-05-08  
   last obs. used      2019-08-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47832  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 01:55:33  

Additional Information
 Jupiter MOID = 1.41135 au 
 T_jup = 3.118 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.14984501624889E-15 -6.811444713582827E-15 -3.974997876222131E-13 -1.669649185962986E-15 -5.794235149589651E-14 -2.308759539526978E-15
q -6.811444713582827E-15 2.188244154938126E-14 7.919321431172415E-13 6.715709699793354E-15 1.093628113640393E-13 9.145397926288701E-15
tp -3.974997876222131E-13 7.919321431172415E-13 5.391270622710441E-9 -6.181348398526595E-12 1.039671060841189E-9 2.087000346183383E-12
node -1.669649185962986E-15 6.715709699793354E-15 -6.181348398526595E-12 1.496013053158803E-10 -1.425254362109885E-10 -7.801695381311973E-12
peri -5.794235149589651E-14 1.093628113640393E-13 1.039671060841189E-9 -1.425254362109885E-10 3.456393257756946E-10 8.077263825718711E-12
i -2.308759539526978E-15 9.145397926288701E-15 2.087000346183383E-12 -7.801695381311973E-12 8.077263825718711E-12 2.995910986798339E-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 13.3   n/a MPO358955  
rotation period rot_per 5.536 h n/a LCDB (Rev. 2019-January); 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

35348 (1997 JO18)          Discovered 1997-May-08 by Handley, T. at Burlington
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 JO18 = 1999 TL242 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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