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385040 (2012 TL311)
Classification: Main-belt Asteroid          SPK-ID: 2385040
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1826887894778611 8.4083e-08  
a 2.774345446613813 3.6306e-08 au
q 2.26750363537852 2.2996e-07 au
i 2.527048650864591 1.1917e-05 deg
node 206.422920102019 0.00017772 deg
peri 148.1052499197228 0.00018074 deg
M 330.343175970403 3.7488e-05 deg
tp 2459535.546919112191
(2021-Nov-17.04691911)
0.00017768 TDB
period 1687.870920717365
4.62
3.3132e-05
9.071e-08
d
yr
n .2132864519325895 4.1867e-09 deg/d
Q 3.281187257849107 4.2939e-08 au
  Orbit Determination Parameters
   # obs. used (total)      94  
   data-arc span      6051 days (16.57 yr)  
   first obs. used      2003-10-19  
   last obs. used      2020-05-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .62557  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:03:53  

Additional Information
 Earth MOID = 1.26241 au 
 Jupiter MOID = 2.16993 au 
 T_jup = 3.310 
[ 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 17.20   n/a E2021B25  

385040 (2012 TL311)          Discovered 2003-Oct-19 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-01-21

[ 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
1921-Apr-19 02:55 00:32 Psych 0.00783231060840578 0.00779933965666838 0.00786533673609527 1.25351830033453 1.25351706798814 2422798.621330267 32.4885620873746 1927.20567269258 111.806441930023 32.3098478504288 5573.27572264588 T 11 CATAB v2.0f-lin.ifort 2021-Apr-14 11:03:54 2021-Apr-14 11:03
2106-Mar-01 15:42 00:32 Psych 0.0156279898982451 0.0155874919198398 0.0156684955014795 1.2652008701888 1.26520025827442 2490320.154396524 32.4023100090958 2069.89349408218 109.661207936728 -14.944368127653 5554.60350179953 T 11 CATAB v2.0f-lin.ifort 2021-Apr-14 11:03:54 2021-Apr-14 11:03

Alternate Designations
 2012 TL311 = 2007 MF20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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