Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
39618 (1994 LT)
Classification: Inner Main-belt Asteroid          SPK-ID: 2039618
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09616045667246166 9.8089e-08  
a 1.932342705060163 1.6161e-08 AU
q 1.746527748093878 1.8507e-07 AU
i 23.37570932219342 9.5756e-06 deg
node 85.29188642805899 2.4574e-05 deg
peri 261.5599685874217 7.1247e-05 deg
M 134.2710056394703 7.9346e-05 deg
tp 2456634.564624267289
(2013-Dec-08.06462427)
0.00021351 JED
period 981.1257064499896
2.69
1.2308e-05
3.37e-08
d
yr
n .3669254588207552 4.6031e-09 deg/d
Q 2.118157662026448 1.7715e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      420  
   data-arc span      22669 days (62.06 yr)  
   first obs. used      1953-03-09  
   last obs. used      2015-04-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5176  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 17:23:36  

Additional Information
 Earth MOID = .834985 AU 
 T_jup = 3.806 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.3 mag n/a MPO337579  
rotation period rot_per 140. h n/a LCDB (Rev. 2015-July); 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:
[Warner, B.D. (2012) Minor Planet Bul. 39, 158-167.]

39618 (1994 LT)          Discovered 1994-Jun-12 by McNaught, R. H. at Siding Spring
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2015-Sep-02 18:58 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin