Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
58398 (1995 VY4)
Classification: Main-belt Asteroid          SPK-ID: 2058398
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

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

[ 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
1920-Sep-09 11:44 00:18 Psych 0.0455629703662739 0.0455617021431888 0.045564238607978 2.21086410395177 2.21086398384179 2422576.988832575 18.0999954854716 96.2073454158703 49.1189327458649 -61.5584196457836 126227.25115664 T 19 CATAB v2.0f-lin.ifort 2020-Feb-23 12:29:21 2020-Feb-23 12:29
2143-Dec-28 17:15 00:02 Hebe 0.0472979480840516 0.0472939928764024 0.0473019142549977 6.58713046496301 6.58713044500951 2504136.218561657 1.74025523730683 1205.85907888661 58.9940045485153 81.000001462472 118436.768015949 T 19 CATAB v2.0f-lin.ifort 2020-Feb-23 12:29:21 2020-Feb-23 12:29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-11 15:56 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin