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 ]  
117975 (1131 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2117975
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1820091726760059 3.7257e-08  
a 2.265894804036819 1.0261e-08 au
q 1.853481165383217 8.1604e-08 au
i 1.459397691618634 4.2427e-06 deg
node 292.2188173646678 0.00014624 deg
peri 299.9686632045398 0.00014684 deg
M 114.0808337129294 1.0968e-05 deg
tp 2458605.708105299423
(2019-May-02.20810530)
3.8398e-05 TDB
period 1245.827870173601
3.41
8.4623e-06
2.317e-08
d
yr
n .2889644778534577 1.9628e-09 deg/d
Q 2.678308442690421 1.2128e-08 au
  Orbit Determination Parameters
   # obs. used (total)      535  
   data-arc span      17681 days (48.41 yr)  
   first obs. used      1971-03-24  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47227  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:17:09  

Additional Information
 Earth MOID = .843162 au 
 Jupiter MOID = 2.3196 au 
 T_jup = 3.594 
[ 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 16.6   n/a MPO432683  

117975 (1131 T-1)          Discovered 1971-Mar-25 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1131 T-1 = 1998 BH3 
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 01:04 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin