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481532 (2007 LE)
Classification: Apollo [NEO, PHA]          SPK-ID: 2481532
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 57 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5166484235901608 2.8022e-08  
a 1.838214707130158 9.354e-10 au
q .8885039764711129 5.1477e-08 au
i 29.52678422345618 1.195e-05 deg
node 73.71857167670385 3.4856e-06 deg
peri 120.1480168123441 9.083e-06 deg
M 170.7526343069395 1.8493e-06 deg
tp 2458768.724800664592
(2019-Oct-12.22480066)
4.5255e-06 TDB
period 910.3172691399576
2.49
6.9484e-07
1.902e-09
d
yr
n .3954665172287877 3.0186e-10 deg/d
Q 2.787925437789204 1.4187e-09 au
  Orbit Determination Parameters
   # obs. used (total)      420  
   # delay obs. used      5  
   # Doppler obs. used      1  
   data-arc span      5644 days (15.45 yr)  
   first obs. used      2001-12-20  
   last obs. used      2017-06-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .33425  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 17:00:48  

Additional Information
 Earth MOID = .0439453 au 
 Jupiter MOID = 2.58065 au 
 T_jup = 3.716 
[ show covariance matrix ]

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 19.7   n/a MPO234384  
rotation period rot_per 2.603 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Hicks, M.; Smythe, W.; Dombroski, D.; Davtyan, T.; et al. (2012) Astronomer's Telegram 4188. http://www.astronomerstelegram.org]

481532 (2007 LE)          Discovered 2007-Jun-07 by LINEAR at Socorro
Reference: Last Updated: 2017-01-17

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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