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101426 (1998 VZ20)
Classification: Main-belt Asteroid          SPK-ID: 2101426
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2399640234885452 4.6156e-08  
a 2.617718068273316 1.0719e-08 au
q 1.989559908251789 1.2365e-07 au
i 4.589093346423648 5.5302e-06 deg
node 223.3870737692096 4.615e-05 deg
peri 193.1662964967978 4.7618e-05 deg
M 23.53861648827981 9.1959e-06 deg
tp 2458899.351099776560
(2020-Feb-19.85109978)
3.9351e-05 TDB
period 1546.972996419279
4.24
9.5021e-06
2.602e-08
d
yr
n .2327125301044548 1.4294e-09 deg/d
Q 3.245876228294843 1.3292e-08 au
  Orbit Determination Parameters
   # obs. used (total)      709  
   data-arc span      7808 days (21.38 yr)  
   first obs. used      1998-10-19  
   last obs. used      2020-03-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52252  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:00:41  

Additional Information
 Earth MOID = 1.00174 au 
 Jupiter MOID = 2.11885 au 
 T_jup = 3.360 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457417.5 (2016-Jan-30.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2375196704185249 4.5825e-08  
q 1.996781146690563 1.2242e-07 au
tp 2457347.887737480895
(2015-Nov-21.38773748)
3.9442e-05 TDB
node 223.454869223905 4.6276e-05 deg
peri 192.5010683423225 4.7801e-05 deg
i 4.577686309579823 5.5278e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      709  
   data-arc span      7808 days (21.38 yr)  
   first obs. used      1998-10-19  
   last obs. used      2020-03-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52252  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:00:41  

Additional Information
 Jupiter MOID = 2.11885 au 
 T_jup = 3.360 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.099937958449869E-15 -5.598462776002971E-15 -4.017487231221417E-13 2.366046259129471E-14 -9.523107820836205E-14 -5.136925793912267E-15
q -5.598462776002971E-15 1.498612905850643E-14 1.064299377577671E-12 -6.255522820705788E-14 2.509839604891481E-13 1.383035857932686E-14
tp -4.017487231221417E-13 1.064299377577671E-12 1.555657595523721E-9 1.089840951732773E-12 4.812440711615389E-10 1.739920160384946E-12
node 2.366046259129471E-14 -6.255522820705788E-14 1.089840951732773E-12 2.141473418922022E-9 -2.132854180205542E-9 -5.089782594568419E-11
peri -9.523107820836205E-14 2.509839604891481E-13 4.812440711615389E-10 -2.132854180205542E-9 2.284949034944688E-9 5.107398973708897E-11
i -5.136925793912267E-15 1.383035857932686E-14 1.739920160384946E-12 -5.089782594568419E-11 5.107398973708897E-11 3.055645712138614E-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 16.0   n/a MPO493570  

101426 (1998 VZ20)          Discovered 1998-Nov-10 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 VZ20 = 2002 RC59 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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