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385307 (2001 VQ112)
Classification: Main-belt Asteroid          SPK-ID: 2385307
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2000773762995033 6.4106e-08  
a 2.458954586966604 1.5746e-08 au
q 1.966973404766697 1.5928e-07 au
i 2.032373407258326 7.1209e-06 deg
node 346.9490938963454 0.00011099 deg
peri 34.34941225939737 0.00011217 deg
M 59.34415413466504 1.216e-05 deg
tp 2459164.333458343179
(2020-Nov-10.83345834)
4.8057e-05 TDB
period 1408.394073775052
3.86
1.3528e-05
3.704e-08
d
yr
n .2556102774808318 2.4553e-09 deg/d
Q 2.950935769166511 1.8897e-08 au
  Orbit Determination Parameters
   # obs. used (total)      191  
   data-arc span      6970 days (19.08 yr)  
   first obs. used      2001-11-12  
   last obs. used      2020-12-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60255  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:04:56  

Additional Information
 Earth MOID = .96941 au 
 Jupiter MOID = 2.51528 au 
 T_jup = 3.462 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458282.5 (2018-Jun-13.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2018090330318927 6.4117e-08  
q 1.961714781324414 1.5956e-07 au
tp 2457755.857635584023
(2017-Jan-02.35763558)
5.1748e-05 TDB
node 347.0951685227946 0.00011097 deg
peri 34.13513491708486 0.00011211 deg
i 2.033238669531121 7.1251e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      191  
   data-arc span      6970 days (19.08 yr)  
   first obs. used      2001-11-12  
   last obs. used      2020-12-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60255  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:04:56  

Additional Information
 Jupiter MOID = 2.51528 au 
 T_jup = 3.462 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.111000635639952E-15 -1.019911827800195E-14 -1.201810049028219E-12 5.172985343917514E-14 -3.777386769426752E-13 -3.572962386862093E-15
q -1.019911827800195E-14 2.545928550039763E-14 2.650742956776824E-12 -1.271605499979602E-13 8.551937669545761E-13 9.247810333414964E-15
tp -1.201810049028219E-12 2.650742956776824E-12 2.677813748612047E-9 -2.516168683176624E-11 8.298446265366362E-10 9.553014116959273E-13
node 5.172985343917514E-14 -1.271605499979602E-13 -2.516168683176624E-11 1.231496694491803E-8 -1.231344021825968E-8 2.655010768578209E-10
peri -3.777386769426752E-13 8.551937669545761E-13 8.298446265366362E-10 -1.231344021825968E-8 1.256915780924624E-8 -2.650774826491312E-10
i -3.572962386862093E-15 9.247810333414964E-15 9.553014116959273E-13 2.655010768578209E-10 -2.650774826491312E-10 5.07675286428921E-11

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 17.71   n/a E2021B25  

385307 (2001 VQ112)          Discovered 2001-Nov-12 by LINEAR at Socorro
Reference: Last Updated: 2014-02-19

[ 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
1902-Jun-03 04:13 00:32 Hebe 0.0455665790975253 0.0451845178469001 0.0459486482536169 5.00653418655105 5.00653415930058 2415903.675481243 32.3449755457224 19068.0295111161 128.321861308597 -2.84774324294184 2661.45062930352 T 16 CATAB v2.0f-lin.ifort 2021-Apr-14 11:04:57 2021-Apr-14 11:04
2087-Jun-22 06:07 00:24 Hebe 0.00591907940458154 0.00566777903743873 0.00617170059813336 5.03385039207737 5.03385018343473 2483493.754727322 23.5819911258283 13310.3142398935 138.332716152912 19.3218402527383 2117.38059070202 T 16 CATAB v2.0f-lin.ifort 2021-Apr-14 11:04:57 2021-Apr-14 11:04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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