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 ]  
215246 (2001 GW)
Classification: Main-belt Asteroid          SPK-ID: 2215246
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1035715105489191 8.6172e-08  
a 2.548934614961341 1.9912e-08 au
q 2.284937606599367 2.2651e-07 au
i 2.724772264752958 9.2512e-06 deg
node 34.14763639363166 0.00011434 deg
peri 96.64562492945758 0.00012829 deg
M 212.8177433901937 5.4542e-05 deg
tp 2459208.200265482301
(2020-Dec-24.70026548)
0.00022487 TDB
period 1486.402645351562
4.07
1.7417e-05
4.769e-08
d
yr
n .2421954785440074 2.838e-09 deg/d
Q 2.812931623323315 2.1974e-08 au
  Orbit Determination Parameters
   # obs. used (total)      282  
   data-arc span      9681 days (26.51 yr)  
   first obs. used      1993-04-26  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .568  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 23:57:33  

Additional Information
 Earth MOID = 1.30189 au 
 Jupiter MOID = 2.22008 au 
 T_jup = 3.432 
[ show covariance matrix ]

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 17.2   n/a MPO264530  

215246 (2001 GW)          Discovered 2001-Apr-13 by Spacewatch at Kitt Peak
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2171-Apr-06 06:49 00:05 Eunom 0.0402952138478359 0.0402476572010977 0.0403428380553736 5.98604142994804 5.98604137175103 2514096.783832927 4.70255330279628 3521.19295370294 91.7255424078463 -47.6746179035434 48577.944522247 T 11 CATAB v2.0f-lin.ifort 2019-Nov-07 23:57:47 2019-Nov-07 23:57
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-14 11:21 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin