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 ]  
48810 (1997 VA7)
Classification: Main-belt Asteroid          SPK-ID: 2048810
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 .1070471299558293 4.8745e-08  
a 2.802463298077107 1.5534e-08 au
q 2.502467645211405 1.3919e-07 au
i 16.72635175640222 5.5867e-06 deg
node 224.5654841864902 1.4232e-05 deg
peri 204.9615358087849 2.5218e-05 deg
M 252.4129720798079 2.252e-05 deg
tp 2459512.612924969011
(2021-Oct-25.11292497)
0.00010857 TDB
period 1713.59555657214
4.69
1.4248e-05
3.901e-08
d
yr
n .2100845783704881 1.7468e-09 deg/d
Q 3.102458950942809 1.7197e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1104  
   data-arc span      8340 days (22.83 yr)  
   first obs. used      1997-10-04  
   last obs. used      2020-08-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54636  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 04:36:07  

Additional Information
 Earth MOID = 1.52322 au 
 Jupiter MOID = 2.28169 au 
 T_jup = 3.254 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457011.5 (2014-Dec-20.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1090274594544371 4.926e-08  
q 2.495100751850409 1.4131e-07 au
tp 2457792.738715267116
(2017-Feb-08.23871527)
0.0001014 TDB
node 224.697722082608 1.4188e-05 deg
peri 203.6273020066832 2.4768e-05 deg
i 16.76074779838794 5.5952e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1104  
   data-arc span      8340 days (22.83 yr)  
   first obs. used      1997-10-04  
   last obs. used      2020-08-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54636  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 04:36:07  

Additional Information
 Jupiter MOID = 2.28169 au 
 T_jup = 3.254 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.426579990563033E-15 -6.929752248146667E-15 -1.498526158167835E-12 -8.067579645855345E-15 -2.650230806969939E-13 8.822982325763956E-16
q -6.929752248146667E-15 1.996942242931334E-14 4.566955775049017E-12 2.252958422071972E-14 7.984583403602249E-13 -2.111622181792373E-15
tp -1.498526158167835E-12 4.566955775049017E-12 1.028286999744076E-8 -1.908389783727648E-12 2.06855546166111E-9 6.375931766772264E-12
node -8.067579645855345E-15 2.252958422071972E-14 -1.908389783727648E-12 2.013079254181217E-10 -1.928522399312089E-10 6.675192884058651E-12
peri -2.650230806969939E-13 7.984583403602249E-13 2.06855546166111E-9 -1.928522399312089E-10 6.134783858527627E-10 -4.964794698050469E-12
i 8.822982325763956E-16 -2.111622181792373E-15 6.375931766772264E-12 6.675192884058651E-12 -4.964794698050469E-12 3.130589460330115E-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 14.0   n/a MPO395463  

48810 (1997 VA7)          Discovered 1997-Nov-14 by Stroncone at Stroncone
Reference: 20021120/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
2176-Jan-19 09:09 00:02 Thisb 0.0201098937374563 0.0201070960876616 0.020112756588979 6.33603829190841 6.3360382383969 2515845.881360547 2.3362765294819 1921.09672500359 47.2418121998697 -86.0307099313482 63511.7948314461 T 19 CATAB v2.0f-lin.ifort 2020-Aug-25 04:36:18 2020-Aug-25 04:36
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-26 08:38 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin