Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
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 ]  
11412 (1999 JE19)
Classification: Main-belt Asteroid          SPK-ID: 2011412
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .100619753604012 4.5724e-08  
a 3.056284164183722 1.5734e-08 au
q 2.748761604639712 1.3818e-07 au
i 10.19836503512637 4.8453e-06 deg
node 25.9979364811279 1.9386e-05 deg
peri 1.071104572126599 2.6192e-05 deg
M 165.7428686714671 1.8078e-05 deg
tp 2458101.993187667490
(2017-Dec-14.49318767)
9.5991e-05 TDB
period 1951.591975162839
5.34
1.507e-05
4.126e-08
d
yr
n .1844647880200276 1.4244e-09 deg/d
Q 3.363806723727732 1.7317e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2033  
   data-arc span      25681 days (70.31 yr)  
   first obs. used      1950-03-21  
   last obs. used      2020-07-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47823  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:59:43  

Additional Information
 Earth MOID = 1.75317 au 
 Jupiter MOID = 2.09163 au 
 T_jup = 3.203 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.7   n/a MPO435807  
diameter diameter 8.730 km 0.187 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.12 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.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]
geometric albedo albedo 0.220   0.053 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11412 (1999 JE19)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 19990831/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 JE19 = 1985 SE6 = 1985 UR6 = 1985 VA6 = 1990 SB20 = 1993 FG = 1996 XA5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jan-15 19:02 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin