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 ]  
18400 (1992 WY3)
Classification: Main-belt Asteroid          SPK-ID: 2018400
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09900510984528314 4.5215e-08  
a 2.566991208673993 1.1261e-08 au
q 2.312845962087349 1.1999e-07 au
i 10.261015133805 3.4825e-06 deg
node 91.20653391982312 2.6003e-05 deg
peri 225.1549578803864 3.4331e-05 deg
M 343.1246639088587 2.1293e-05 deg
tp 2459070.918201541224
(2020-Aug-09.41820154)
8.874e-05 TDB
period 1502.225047129479
4.11
9.8854e-06
2.706e-08
d
yr
n .2396445197661326 1.577e-09 deg/d
Q 2.821136455260638 1.2376e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1530  
   data-arc span      10124 days (27.72 yr)  
   first obs. used      1992-11-17  
   last obs. used      2020-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51129  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 01:19:46  

Additional Information
 Earth MOID = 1.31057 au 
 Jupiter MOID = 2.40686 au 
 T_jup = 3.403 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456884.5 (2014-Aug-15.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09782109474755958 4.5346e-08  
q 2.315749951106552 1.2023e-07 au
tp 2457572.364961044113
(2016-Jul-02.86496104)
9.2611e-05 TDB
node 91.23439701054596 2.5997e-05 deg
peri 225.713461221512 3.446e-05 deg
i 10.26197429077289 3.4826e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1530  
   data-arc span      10124 days (27.72 yr)  
   first obs. used      1992-11-17  
   last obs. used      2020-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51129  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 01:19:46  

Additional Information
 Jupiter MOID = 2.40686 au 
 T_jup = 3.403 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.056294125372653E-15 -5.434922996262189E-15 2.019095853463873E-12 2.950503981761002E-14 5.297552352928047E-13 3.422133579062192E-16
q -5.434922996262189E-15 1.445583901763653E-14 -5.523564810457502E-12 -7.949736241917935E-14 -1.454281952829046E-12 -8.149726162678072E-16
tp 2.019095853463873E-12 -5.523564810457502E-12 8.576783545351362E-9 6.006461345831187E-11 2.118978331482951E-9 3.22896801277971E-12
node 2.950503981761002E-14 -7.949736241917935E-14 6.006461345831187E-11 6.758295923190683E-10 -6.495773012354029E-10 4.272537340979873E-12
peri 5.297552352928047E-13 -1.454281952829046E-12 2.118978331482951E-9 -6.495773012354029E-10 1.187510176748233E-9 -3.417162278481644E-12
i 3.422133579062192E-16 -8.149726162678072E-16 3.22896801277971E-12 4.272537340979873E-12 -3.417162278481644E-12 1.212858344117863E-11

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 14.1   n/a MPO435870  
diameter diameter 4.351 km 1.301 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.257   0.176 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

18400 (1992 WY3)          Discovered 1992-Nov-25 by Seki, T. at Geisei
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2095-Nov-08 11:46 00:04 Psych 0.014588493400171 0.0145837169032586 0.0145932816967642 3.15978130317795 3.1597810407043 2486554.990616590 4.03591985232845 700.514815407117 30.660477547142 70.2794124500333 66913.4546976872 T 24 CATAB v2.0f-lin.ifort 2020-Aug-25 01:19:57 2020-Aug-25 01:19

Alternate Designations
 1992 WY3 = 1998 DO14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-22 09:47 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin