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 ]  
185921 (2000 SN298)
Classification: Main-belt Asteroid          SPK-ID: 2185921
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .228835904926552 8.8587e-08  
a 3.013833523173927 3.3501e-08 au
q 2.324160201600443 2.5067e-07 au
i 12.77128924533647 8.0812e-06 deg
node 214.4517877671895 3.0964e-05 deg
peri 193.1939938681655 3.3899e-05 deg
M 258.2053030402583 1.8011e-05 deg
tp 2459540.880873300591
(2021-Nov-22.38087330)
0.0001021 TDB
period 1911.073171769934
5.23
3.1865e-05
8.724e-08
d
yr
n .1883758326566781 3.1409e-09 deg/d
Q 3.703506844747412 4.1168e-08 au
  Orbit Determination Parameters
   # obs. used (total)      166  
   data-arc span      6823 days (18.68 yr)  
   first obs. used      2000-09-26  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57606  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 20:11:53  

Additional Information
 Earth MOID = 1.33546 au 
 Jupiter MOID = 1.71416 au 
 T_jup = 3.172 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456722.5 (2014-Mar-06.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2340612641240479 8.9206e-08  
q 2.300610570523014 2.5415e-07 au
tp 2457633.479284914452
(2016-Sep-01.97928491)
8.0253e-05 TDB
node 214.6691542430546 3.0808e-05 deg
peri 192.953069785025 3.357e-05 deg
i 12.82693846733267 8.1094e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      166  
   data-arc span      6823 days (18.68 yr)  
   first obs. used      2000-09-26  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57606  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 20:11:53  

Additional Information
 Jupiter MOID = 1.71416 au 
 T_jup = 3.172 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.957787730300481E-15 -2.260920308877319E-14 3.160573369160022E-12 2.967108292115308E-14 2.988937205679656E-13 -2.536770328174883E-14
q -2.260920308877319E-14 6.459314458153173E-14 -8.488988906873254E-12 -8.529772661181478E-14 -8.024069998890308E-13 7.210113111049213E-14
tp 3.160573369160022E-12 -8.488988906873254E-12 6.440565644739244E-9 2.181429650035255E-11 1.089653747510868E-9 -1.321997353471354E-11
node 2.967108292115308E-14 -8.529772661181478E-14 2.181429650035255E-11 9.491148695029482E-10 -9.213090092940428E-10 6.525580027043892E-11
peri 2.988937205679656E-13 -8.024069998890308E-13 1.089653747510868E-9 -9.213090092940428E-10 1.12696532959584E-9 -6.563334509625785E-11
i -2.536770328174883E-14 7.210113111049213E-14 -1.321997353471354E-11 6.525580027043892E-11 -6.563334509625785E-11 6.576186760413036E-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 16.0   n/a MPO433220  

185921 (2000 SN298)          Discovered 2000-Sep-28 by LINEAR at Socorro
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ 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 2020-Jul-07 10:49 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin