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 ]  
18390 (1992 JD3)
Classification: Main-belt Asteroid          SPK-ID: 2018390
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1127289360885709 1.7984e-08  
a 2.267399528821659 6.6161e-09 au
q 2.011797992249866 3.8976e-08 au
i 6.630252234336396 9.0108e-07 deg
node 47.9965087901731 3.4774e-06 deg
peri 159.6280449631419 7.8903e-06 deg
M 151.0649177693936 7.4032e-06 deg
tp 2458677.198929936853
(2019-Jul-12.69892994)
2.4733e-05 TDB
period 1247.069061463463
3.41
5.4583e-06
1.494e-08
d
yr
n .2886768753428395 1.2635e-09 deg/d
Q 2.523001065393451 7.3619e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2505  
   data-arc span      18279 days (50.05 yr)  
   first obs. used      1971-01-25  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44657  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:28:22  

Additional Information
 Earth MOID = 1.00685 au 
 Jupiter MOID = 2.43703 au 
 T_jup = 3.598 
[ 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 14.16   n/a E2021B10  
diameter diameter 5.320 km 0.240 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.225 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.; Navarro-Meza, S.; McNeill, A.; Trilling, D.E.; et al. (2020) Ap. J. Suppl. Ser. 247, A13.]
geometric albedo albedo 0.143   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

18390 (1992 JD3)          Discovered 1992-May-07 by Debehogne, H. at La Silla
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1992 JD3 = 1971 BY = 1976 UC13 = 1978 EX4 = 1990 WU2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-17 22:18 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin