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 ]  
48923 (1998 OY11)
Classification: Main-belt Asteroid          SPK-ID: 2048923
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2287728037729225 3.693e-08  
a 2.376148678704245 8.8293e-09 au
q 1.832550483295749 8.9873e-08 au
i 2.813199797788324 4.0658e-06 deg
node 61.66174819634388 8.5656e-05 deg
peri 270.5995380238294 8.6147e-05 deg
M 335.188592642019 1.0799e-05 deg
tp 2459092.705694326836
(2020-Aug-31.20569433)
4.0367e-05 TDB
period 1337.854377977622
3.66
7.4568e-06
2.042e-08
d
yr
n .2690875822704984 1.4998e-09 deg/d
Q 2.91974687411274 1.0849e-08 au
  Orbit Determination Parameters
   # obs. used (total)      791  
   data-arc span      10453 days (28.62 yr)  
   first obs. used      1991-11-04  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57865  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 21:50:23  

Additional Information
 Earth MOID = .824816 au 
 Jupiter MOID = 2.45323 au 
 T_jup = 3.504 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456690.5 (2014-Feb-02.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2272776235894269 3.6729e-08  
q 1.836134613165029 8.9132e-08 au
tp 2456415.985037734471
(2013-May-03.48503773)
3.6709e-05 TDB
node 61.81365447608083 8.5475e-05 deg
peri 270.2210582720975 8.5984e-05 deg
i 2.815785943455509 4.0692e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      791  
   data-arc span      10453 days (28.62 yr)  
   first obs. used      1991-11-04  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57865  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 21:50:23  

Additional Information
 Jupiter MOID = 2.45323 au 
 T_jup = 3.504 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.349010953001188E-15 -3.264932116216818E-15 -6.624674240843122E-14 8.176705384783194E-16 -1.250216736137877E-15 5.837854978263839E-16
q -3.264932116216818E-15 7.944462855239898E-15 1.843053466170553E-13 -1.823856333145844E-15 9.609362555808756E-15 -1.366276905741585E-15
tp -6.624674240843122E-14 1.843053466170553E-13 1.347567967109117E-9 -1.456335495827552E-11 3.618322279347877E-10 6.357025543648013E-14
node 8.176705384783194E-16 -1.823856333145844E-15 -1.456335495827552E-11 7.305996252924556E-9 -7.300243010586514E-9 1.660157576747577E-12
peri -1.250216736137877E-15 9.609362555808756E-15 3.618322279347877E-10 -7.300243010586514E-9 7.393231922546416E-9 -1.634207649497237E-12
i 5.837854978263839E-16 -1.366276905741585E-15 6.357025543648013E-14 1.660157576747577E-12 -1.634207649497237E-12 1.655869639945684E-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 MPO474368  

48923 (1998 OY11)          Discovered 1998-Jul-22 by Broughton, J. at Reedy Creek
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-15 04:05 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin