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120705 (1997 LH14)
Classification: Main-belt Asteroid          SPK-ID: 2120705
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1497941210194683 6.1936e-08  
a 2.366862376887836 1.1083e-08 au
q 2.012320307567873 1.4555e-07 au
i 2.853152699480964 5.6567e-06 deg
node 136.6625564237951 0.00011555 deg
peri 61.15750746282527 0.0001165 deg
M 145.9927924251514 1.6076e-05 deg
tp 2458461.129920738168
(2018-Dec-08.62992074)
5.7866e-05 TDB
period 1330.019279094272
3.64
9.3419e-06
2.558e-08
d
yr
n .2706727681760792 1.9012e-09 deg/d
Q 2.721404446207799 1.2743e-08 au
  Orbit Determination Parameters
   # obs. used (total)      583  
   data-arc span      8539 days (23.38 yr)  
   first obs. used      1997-06-08  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55832  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:55:24  

Additional Information
 Earth MOID = 1.01238 au 
 Jupiter MOID = 2.23512 au 
 T_jup = 3.530 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456462.5 (2013-Jun-19.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .149938643516736 6.1902e-08  
q 2.011878026014846 1.4545e-07 au
tp 2455800.370127825510
(2011-Aug-26.87012783)
5.3743e-05 TDB
node 136.7111870264578 0.00011573 deg
peri 61.29583245336346 0.00011668 deg
i 2.850891007677661 5.6515e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      583  
   data-arc span      8539 days (23.38 yr)  
   first obs. used      1997-06-08  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55832  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:55:24  

Additional Information
 Jupiter MOID = 2.23512 au 
 T_jup = 3.530 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.831820632065496E-15 -8.984997981366284E-15 -6.878220999193858E-13 9.418830474469162E-15 -1.64591017295164E-13 -3.359496384708264E-15
q -8.984997981366284E-15 2.11545394371546E-14 1.652705703498573E-12 -2.051741345796633E-14 4.043160497942489E-13 8.010728111094428E-15
tp -6.878220999193858E-13 1.652705703498573E-12 2.888297492764067E-9 8.772444904641349E-12 8.300185942835537E-10 1.632287527689408E-12
node 9.418830474469162E-15 -2.051741345796633E-14 8.772444904641349E-12 1.339355638025938E-8 -1.337378770542267E-8 2.817316654938598E-10
peri -1.64591017295164E-13 4.043160497942489E-13 8.300185942835537E-10 -1.337378770542267E-8 1.361313499777087E-8 -2.809679139840489E-10
i -3.359496384708264E-15 8.010728111094428E-15 1.632287527689408E-12 2.817316654938598E-10 -2.809679139840489E-10 3.193975230102966E-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 16.3   n/a MPO432707  

120705 (1997 LH14)          Discovered 1997-Jun-08 by Elst, E. W. at La Silla
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

Alternate Designations
 1997 LH14 = 2004 CJ97 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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