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 ]  
97272 (1999 XH140)
Classification: Main-belt Asteroid          SPK-ID: 2097272
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1173617316683569 8.8467e-08  
a 2.936696057548854 2.8757e-08 au
q 2.592040322851283 2.7395e-07 au
i 3.116657314703447 7.3781e-06 deg
node 118.2361056704465 0.000165 deg
peri 277.2856851987323 0.00016919 deg
M 2.3749159266095 4.0109e-05 deg
tp 2458588.373578314748
(2019-Apr-14.87357831)
0.00020473 TDB
period 1838.175304556125
5.03
2.7e-05
7.392e-08
d
yr
n .1958463913140925 2.8767e-09 deg/d
Q 3.281351792246423 3.2132e-08 au
  Orbit Determination Parameters
   # obs. used (total)      248  
   data-arc span      8705 days (23.83 yr)  
   first obs. used      1995-01-08  
   last obs. used      2018-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62857  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:15:41  

Additional Information
 Earth MOID = 1.60052 au 
 Jupiter MOID = 2.1303 au 
 T_jup = 3.262 
[ 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 15.8   n/a MPO453420  

97272 (1999 XH140)          Discovered 1999-Dec-02 by Spacewatch at Kitt Peak
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28

[ show close-approach data ]
Alternate Designations
 1999 XH140 = 1995 AR2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin