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 ]  
80317 (1999 XG80)
Classification: Main-belt Asteroid          SPK-ID: 2080317
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1128358933432728 4.6302e-08  
a 2.239220815207541 1.0285e-08 au
q 1.986556334130747 1.0395e-07 au
i 4.614273386938857 4.4488e-06 deg
node 251.1266300928222 5.4067e-05 deg
peri 40.46303378724894 5.7251e-05 deg
M 177.8400463781966 1.9899e-05 deg
tp 2458395.896199360054
(2018-Oct-04.39619936)
6.6496e-05 TDB
period 1223.894014104719
3.35
8.4321e-06
2.309e-08
d
yr
n .2941431168476959 2.0265e-09 deg/d
Q 2.491885296284336 1.1445e-08 au
  Orbit Determination Parameters
   # obs. used (total)      609  
   data-arc span      7362 days (20.16 yr)  
   first obs. used      1999-12-02  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57482  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 18:56:46  

Additional Information
 Earth MOID = .972967 au 
 Jupiter MOID = 2.64425 au 
 T_jup = 3.623 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457127.5 (2015-Apr-15.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1131895145484438 4.6207e-08  
q 1.985454220194648 1.0378e-07 au
tp 2457172.880704374315
(2015-May-30.38070437)
6.4799e-05 TDB
node 251.1592729160279 5.4108e-05 deg
peri 40.61300034713556 5.7283e-05 deg
i 4.612394795680521 4.4477e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      609  
   data-arc span      7362 days (20.16 yr)  
   first obs. used      1999-12-02  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57482  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 18:56:46  

Additional Information
 Jupiter MOID = 2.64425 au 
 T_jup = 3.623 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.135067019781055E-15 -4.776712371449937E-15 2.492868381357245E-13 1.261709707307839E-14 -2.086544603074683E-14 -1.951940509734718E-15
q -4.776712371449937E-15 1.076970579944328E-14 -4.873922385392122E-13 -2.930920167670087E-14 6.593961979208646E-14 4.525709043952835E-15
tp 2.492868381357245E-13 -4.873922385392122E-13 4.19886333174397E-9 -6.400466652949911E-13 1.227665601297655E-9 -2.674186073013642E-12
node 1.261709707307839E-14 -2.930920167670087E-14 -6.400466652949911E-13 2.927629603979708E-9 -2.918523550381127E-9 1.443876218772601E-11
peri -2.086544603074683E-14 6.593961979208646E-14 1.227665601297655E-9 -2.918523550381127E-9 3.281351318550947E-9 -1.513372978661208E-11
i -1.951940509734718E-15 4.525709043952835E-15 -2.674186073013642E-12 1.443876218772601E-11 -1.513372978661208E-11 1.978240030887704E-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 16.1   n/a MPO290987  

80317 (1999 XG80)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1999 XG80 = 2002 TL246 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-May-25 15:46 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin