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 ]  
85708 (1998 SL35)
Classification: Main-belt Asteroid          SPK-ID: 2085708
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1691061271023921 3.845e-08  
a 2.267509710158992 8.869e-09 au
q 1.884059924906937 8.8815e-08 au
i 4.997920657554942 5.1229e-06 deg
node 164.4117325571964 4.2478e-05 deg
peri 245.6677209492503 4.4821e-05 deg
M 329.2479525143783 1.6193e-05 deg
tp 2458707.035339937020
(2019-Aug-11.53533994)
5.6437e-05 TDB
period 1247.15996212152
3.41
7.3171e-06
2.003e-08
d
yr
n .2886558348037496 1.6936e-09 deg/d
Q 2.650959495411046 1.0369e-08 au
  Orbit Determination Parameters
   # obs. used (total)      910  
   data-arc span      8303 days (22.73 yr)  
   first obs. used      1997-03-05  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52782  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 08:18:19  

Additional Information
 Earth MOID = .900157 au 
 Jupiter MOID = 2.725 au 
 T_jup = 3.591 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456369.5 (2013-Mar-18.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1690748757940147 3.8491e-08  
q 1.884438867472869 8.9017e-08 au
tp 2456210.823042734684
(2012-Oct-10.32304273)
4.9935e-05 TDB
node 164.476818013723 4.2437e-05 deg
peri 245.2739403293611 4.4796e-05 deg
i 4.999523321815719 5.1263e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      910  
   data-arc span      8303 days (22.73 yr)  
   first obs. used      1997-03-05  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52782  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 08:18:19  

Additional Information
 Jupiter MOID = 2.725 au 
 T_jup = 3.591 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.48153713057635E-15 -3.414748295822998E-15 -7.355631865095906E-13 -1.184436694860072E-14 -2.23352503070718E-13 -1.02448657577857E-15
q -3.414748295822998E-15 7.923981753463838E-15 1.794519426755037E-12 2.754746177929841E-14 5.422047582720923E-13 2.417236702484561E-15
tp -7.355631865095906E-13 1.794519426755037E-12 2.493540184185998E-9 6.016384171401093E-12 7.262302075277803E-10 -5.425168169739125E-13
node -1.184436694860072E-14 2.754746177929841E-14 6.016384171401093E-12 1.800933687777995E-9 -1.791601627424438E-9 5.122704666430463E-11
peri -2.23352503070718E-13 5.422047582720923E-13 7.262302075277803E-10 -1.791601627424438E-9 2.006650502317234E-9 -5.118872896656583E-11
i -1.02448657577857E-15 2.417236702484561E-15 -5.425168169739125E-13 5.122704666430463E-11 -5.118872896656583E-11 2.627938707167248E-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 15.6   n/a MPO309784  
diameter diameter 2.370 km 0.429 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.137   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85708 (1998 SL35)          Discovered 1998-Sep-27 by Cooney Jr., W. R., Wefel, K. at Baton Rouge
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1998 SL35 = 2000 EC38 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-05 22:50 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin