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58398 (1995 VY4)
Classification: Main-belt Asteroid          SPK-ID: 2058398
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 .1206684027949121 3.5009e-08  
a 2.342084170439201 9.7814e-09 au
q 2.059468614381056 8.3238e-08 au
i 3.938726373115854 4.4761e-06 deg
node 147.6890930058404 5.8117e-05 deg
peri 103.7614243878822 6.2026e-05 deg
M 83.96941035558307 1.9798e-05 deg
tp 2458695.133931408047
(2019-Jul-30.63393141)
7.2258e-05 TDB
period 1309.188479799703
3.58
8.2015e-06
2.245e-08
d
yr
n .2749795049029743 1.7226e-09 deg/d
Q 2.624699726497346 1.0962e-08 au
  Orbit Determination Parameters
   # obs. used (total)      674  
   data-arc span      9157 days (25.07 yr)  
   first obs. used      1994-06-07  
   last obs. used      2019-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52018  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 12:29:02  

Additional Information
 Earth MOID = 1.04947 au 
 Jupiter MOID = 2.40681 au 
 T_jup = 3.551 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456821.5 (2014-Jun-13.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .120763066216303 3.5103e-08  
q 2.059900252527677 8.344e-08 au
tp 2457384.846021934530
(2015-Dec-28.34602193)
7.3753e-05 TDB
node 147.7381540271206 5.8198e-05 deg
peri 103.6486597020611 6.2072e-05 deg
i 3.935232699419726 4.4725e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      674  
   data-arc span      9157 days (25.07 yr)  
   first obs. used      1994-06-07  
   last obs. used      2019-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52018  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 12:29:02  

Additional Information
 Jupiter MOID = 2.40681 au 
 T_jup = 3.551 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.232217827519991E-15 -2.913756332965982E-15 -1.138846004485504E-13 -2.505308897177118E-15 1.404525574850072E-14 -2.451632048059866E-15
q -2.913756332965982E-15 6.962188324937573E-15 1.18119190080085E-13 5.974542320445489E-15 -8.366381889243751E-14 5.803584804478467E-15
tp -1.138846004485504E-13 1.18119190080085E-13 5.439521959491167E-9 6.036465392186135E-12 1.601812282801743E-9 2.477762488847308E-12
node -2.505308897177118E-15 5.974542320445489E-15 6.036465392186135E-12 3.386994672405418E-9 -3.376856611127418E-9 6.433186289450916E-11
peri 1.404525574850072E-14 -8.366381889243751E-14 1.601812282801743E-9 -3.376856611127418E-9 3.852891015928538E-9 -6.354754969179123E-11
i -2.451632048059866E-15 5.803584804478467E-15 2.477762488847308E-12 6.433186289450916E-11 -6.354754969179123E-11 2.000361965935287E-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 16.2   n/a MPO474464  

58398 (1995 VY4)          Discovered 1995-Nov-14 by Spacewatch at Kitt Peak
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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