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 ]  
19114 (1981 EP37)
Classification: Main-belt Asteroid          SPK-ID: 2019114
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1323129025775117 4.1891e-08  
a 2.600663206308427 1.7163e-08 au
q 2.256561908855221 1.1254e-07 au
i 2.628365862860553 4.1016e-06 deg
node 262.8814697772896 0.00011035 deg
peri 131.5322358071525 0.00011231 deg
M 306.7718948106012 2.507e-05 deg
tp 2459426.997338261387
(2021-Jul-31.49733826)
0.00010825 TDB
period 1531.879473897544
4.19
1.5164e-05
4.152e-08
d
yr
n .2350054336089875 2.3263e-09 deg/d
Q 2.944764503761633 1.9433e-08 au
  Orbit Determination Parameters
   # obs. used (total)      789  
   data-arc span      14860 days (40.68 yr)  
   first obs. used      1979-11-22  
   last obs. used      2020-07-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56434  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:46:05  

Additional Information
 Earth MOID = 1.26304 au 
 Jupiter MOID = 2.47217 au 
 T_jup = 3.401 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456993.5 (2014-Dec-02.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1345393333490212 4.1765e-08  
q 2.249019128670583 1.1223e-07 au
tp 2456367.254291186255
(2013-Mar-15.75429119)
8.8567e-05 TDB
node 262.9356481350906 0.00011022 deg
peri 131.9319494931739 0.00011212 deg
i 2.630896081793672 4.1058e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      789  
   data-arc span      14860 days (40.68 yr)  
   first obs. used      1979-11-22  
   last obs. used      2020-07-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56434  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:46:05  

Additional Information
 Jupiter MOID = 2.47217 au 
 T_jup = 3.401 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.744312952030512E-15 -4.650292588987975E-15 -9.915528975698916E-13 2.063601979229459E-14 -2.59180193741647E-13 1.212518106872083E-16
q -4.650292588987975E-15 1.259564588015534E-14 3.223878876236752E-12 -5.869327797522501E-14 8.388257998822822E-13 -9.844190224552024E-17
tp -9.915528975698916E-13 3.223878876236752E-12 7.844191470394743E-9 -2.769804386549451E-11 1.85413705831587E-9 8.946679736746906E-13
node 2.063601979229459E-14 -5.869327797522501E-14 -2.769804386549451E-11 1.214793391119202E-8 -1.214166012474701E-8 -2.127913739478037E-11
peri -2.59180193741647E-13 8.388257998822822E-13 1.85413705831587E-9 -1.214166012474701E-8 1.25718300616096E-8 2.148250038174921E-11
i 1.212518106872083E-16 -9.844190224552024E-17 8.946679736746906E-13 -2.127913739478037E-11 2.148250038174921E-11 1.685777504283985E-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 15.17   n/a E2021B10  

19114 (1981 EP37)          Discovered 1981-Mar-01 by Bus, S. J. at Siding Spring
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-16 16:50 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin