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JPL Small-Body Database Browser
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111171 (2001 VL120)
Classification: Main-belt Asteroid          SPK-ID: 2111171
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2581794553914586 5.8604e-08  
a 2.67179879880807 1.2808e-08 au
q 1.981995240016249 1.5883e-07 au
i 5.645942004869534 5.7255e-06 deg
node 62.3256072026597 5.3324e-05 deg
peri 290.8058244662381 5.4107e-05 deg
M 149.1909133456777 9.9073e-06 deg
tp 2458339.435365163774
(2018-Aug-08.93536516)
4.3477e-05 TDB
period 1595.159270790376
4.37
1.147e-05
3.14e-08
d
yr
n .2256827933060414 1.6228e-09 deg/d
Q 3.361602357599891 1.6115e-08 au
  Orbit Determination Parameters
   # obs. used (total)      683  
   data-arc span      9905 days (27.12 yr)  
   first obs. used      1992-11-23  
   last obs. used      2020-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4911  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 16:06:31  

Additional Information
 Earth MOID = .98567 au 
 Jupiter MOID = 2.10359 au 
 T_jup = 3.325 
[ 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 15.4   n/a MPO459526  

111171 (2001 VL120)          Discovered 2001-Nov-12 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ 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
1987-Dec-09 22:34 < 00:01 Hebe 0.0273915985641975 0.0273836262782538 0.0273995708956694 6.11250796355234 6.1125079264227 2447139.440171147 0.983886029621584 401.361158540522 38.1027933821057 -8.04944888928946 18130.6055006985 T 15 CATAB v2.0f-lin.ifort 2020-Jan-29 16:06:47 2020-Jan-29 16:06
2121-Dec-13 04:37 00:18 Cybel 0.0407792361504121 0.0407709614384849 0.0407875237452872 3.32345502800028 3.32345498311674 2496085.692366382 17.9150910448742 1222.43514310714 50.2018198891417 -70.4086075965385 114414.64004793 T 15 CATAB v2.0f-lin.ifort 2020-Jan-29 16:06:47 2020-Jan-29 16:06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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