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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
35194 (1994 ET3)
Classification: Inner Main-belt Asteroid          SPK-ID: 2035194
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1004537498237473 3.4756e-08  
a 1.942652208669543 5.7081e-09 au
q 1.747505509705303 6.8181e-08 au
i 23.92155544822758 4.1809e-06 deg
node 161.7346209816262 9.9131e-06 deg
peri 213.4497027054916 2.3136e-05 deg
M 265.1713019134266 2.0992e-05 deg
tp 2458861.012339191513
(2020-Jan-12.51233919)
5.7935e-05 TDB
period 988.9879751731327
2.71
4.3589e-06
1.193e-08
d
yr
n .3640084703122687 1.6044e-09 deg/d
Q 2.137798907633783 6.2815e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1415  
   data-arc span      9367 days (25.65 yr)  
   first obs. used      1994-03-10  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49771  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 05:36:47  

Additional Information
 Earth MOID = .759989 au 
 Jupiter MOID = 3.212 au 
 T_jup = 3.790 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456644.5 (2013-Dec-18.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1004668822504052 3.4728e-08  
q 1.747354325900651 6.8144e-08 au
tp 2456883.015084787394
(2014-Aug-13.51508479)
5.6518e-05 TDB
node 161.7664787574988 9.9133e-06 deg
peri 213.3361329855282 2.315e-05 deg
i 23.92184879998432 4.1809e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1415  
   data-arc span      9367 days (25.65 yr)  
   first obs. used      1994-03-10  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49771  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 05:36:47  

Additional Information
 Jupiter MOID = 3.212 au 
 T_jup = 3.790 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.205999317775424E-15 -2.359834453476465E-15 -6.713003434206876E-16 4.703683710115234E-15 -6.057814501431225E-15 -2.389466677546258E-15
q -2.359834453476465E-15 4.643573155482286E-15 2.913610131222028E-14 -9.176864427231668E-15 1.876964086624987E-14 4.819566440376404E-15
tp -6.713003434206876E-16 2.913610131222028E-14 3.194296174844625E-9 -5.114463979286993E-12 1.193280348833958E-9 -2.673808028210634E-12
node 4.703683710115234E-15 -9.176864427231668E-15 -5.114463979286993E-12 9.827340368983457E-11 -9.110225848837454E-11 7.049165613769684E-14
peri -6.057814501431225E-15 1.876964086624987E-14 1.193280348833958E-9 -9.110225848837454E-11 5.359095918985065E-10 -1.152884774066822E-12
i -2.389466677546258E-15 4.819566440376404E-15 -2.673808028210634E-12 7.049165613769684E-14 -1.152884774066822E-12 1.748025346823226E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.6   n/a MPO385038  
diameter diameter 2.087 km 0.327 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 8.912 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Stephens, R.D.; Coley, D.; Warner, B.D. (2014) Minor Planet Bull. 41, 8-13.]
geometric albedo albedo 0.848   0.190 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35194 (1994 ET3)          Discovered 1994-Mar-10 by Helin, E. F. at Palomar
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1994 ET3 = 1999 BN8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin