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 ]  
3953 Perth (1986 VB6)
Classification: Main-belt Asteroid          SPK-ID: 2003953
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1876811284319553 1.1215e-08  
a 2.260978442374696 5.1521e-09 au
q 1.836635456949489 2.5582e-08 au
i 4.952643863494815 8.0814e-07 deg
node 129.0453362982357 1.8153e-05 deg
peri 237.8931818901731 1.7423e-05 deg
M 34.33148346081595 4.7214e-06 deg
tp 2459082.077799160408
(2020-Aug-20.57779916)
1.6305e-05 TDB
period 1241.775420246865
3.40
4.2445e-06
1.162e-08
d
yr
n .2899074938433168 9.9092e-10 deg/d
Q 2.685321427799904 6.119e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2703  
   data-arc span      18777 days (51.41 yr)  
   first obs. used      1969-10-15  
   last obs. used      2021-03-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45034  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 15:45:56  

Additional Information
 Earth MOID = .839027 au 
 Jupiter MOID = 2.78104 au 
 T_jup = 3.591 
[ show covariance matrix ]

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 13.68   n/a MPCxxxxx  
diameter diameter 4.799 km 0.157 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 5.083 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Wisniewski, W.Z.; Michalowski, T.M.; Harris, A.W.; McMillan, R.S. (1997) Icarus 126, 395-449; 1995, Lunar & Planetary Sci. XXVI, 1511-1512.]
[Kryszczynska, A.; Colas, F.; Polinska, M.; Hirsch, R.; et al. (2012) Astron. Astrophys. 546, A72.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Erasmus, N.; Navarro-Meza, S.; McNeill, A.; Trilling, D.E.; et al. (2020) Ap. J. Suppl. Ser. 247, A13.]
geometric albedo albedo 0.335   0.066 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

3953 Perth (1986 VB6)          Discovered 1986-Nov-06 by Bowell, E. at Flagstaff (AM)
Discovered at the Anderson Mesa station, which is operated by the Lowell Observatory.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1986 VB6 = 1969 TO6 = 1979 QG8 = 1979 RP1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-06 02:21 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin