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JPL Small-Body Database Browser
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295684 (2008 TW111)
Classification: Main-belt Asteroid          SPK-ID: 2295684
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 .1055958167910924 4.3684e-08  
a 2.299382439489228 1.8746e-08 au
q 2.056577272676268 1.0001e-07 au
i 5.502148924977003 5.2303e-06 deg
node 246.785177510267 5.7714e-05 deg
peri 17.96961000418047 6.4899e-05 deg
M 117.397608811299 2.955e-05 deg
tp 2458185.190378329890
(2018-Mar-07.69037833)
0.00010352 TDB
period 1273.547777634546
3.49
1.5574e-05
4.264e-08
d
yr
n .2826749073118046 3.4567e-09 deg/d
Q 2.542187606302187 2.0725e-08 au
  Orbit Determination Parameters
   # obs. used (total)      211  
   data-arc span      6732 days (18.43 yr)  
   first obs. used      2000-04-29  
   last obs. used      2018-10-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5837  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:20:24  

Additional Information
 Earth MOID = 1.04132 au 
 Jupiter MOID = 2.51276 au 
 T_jup = 3.579 
[ 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 16.9   n/a MPO455186  

295684 (2008 TW111)          Discovered 2008-Oct-06 by CSS at Catalina
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ 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
2015-Oct-10 02:25 < 00:01 Amphi 0.0258598867379192 0.0258576464051601 0.0258621272163068 4.25571785673508 4.25571780449863 2457305.600938180 0.883714937722703 157.368145273704 54.5818112380383 -48.6948443852497 55633.9478721155 T 13 CATAB v2.0e-lin.ifort 2019-Jul-14 11:20:26 2019-Jul-14 11:20
2198-Jun-03 08:18 < 00:01 Juno 0.0167151119886714 0.0166536721505084 0.0167766093243838 7.81985765727112 7.81985756419509 2524016.845722026 0.469818878765542 3432.27512426277 79.2145309138527 -26.7784178469783 14231.8924126519 T 13 CATAB v2.0e-lin.ifort 2019-Jul-14 11:20:26 2019-Jul-14 11:20

Alternate Designations
 2008 TW111 = 2004 NP29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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