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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
85181 (1990 VF6)
Classification: Main-belt Asteroid          SPK-ID: 2085181
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1323632009222117 4.1763e-08  
a 2.347148129177381 1.0968e-08 au
q 2.036472089760882 9.6934e-08 au
i 8.763117873854878 3.6358e-06 deg
node 107.1655417171383 3.0999e-05 deg
peri 249.5899745448925 3.4374e-05 deg
M 18.10084670020924 1.5823e-05 deg
tp 2458534.460228072375
(2019-Feb-19.96022807)
5.7619e-05 TDB
period 1313.436784903014
3.60
9.2065e-06
2.521e-08
d
yr
n .2740900849876707 1.9212e-09 deg/d
Q 2.65782416859388 1.242e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1162  
   data-arc span      10631 days (29.11 yr)  
   first obs. used      1990-10-29  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55089  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 08:01:43  

Additional Information
 Earth MOID = 1.04956 au 
 Jupiter MOID = 2.77503 au 
 T_jup = 3.533 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456524.5 (2013-Aug-20.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1335987590308727 4.1889e-08  
q 2.032970773508799 9.7296e-08 au
tp 2455906.757675423682
(2011-Dec-11.25767542)
5.5338e-05 TDB
node 107.2558355503787 3.1015e-05 deg
peri 249.2496060350774 3.4302e-05 deg
i 8.762169978218814 3.6345e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1162  
   data-arc span      10631 days (29.11 yr)  
   first obs. used      1990-10-29  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55089  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 08:01:43  

Additional Information
 Jupiter MOID = 2.77503 au 
 T_jup = 3.533 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.754683991522041E-15 -4.056620963789071E-15 7.617367473928956E-13 -1.471475631432339E-15 1.864124908107791E-13 -2.101259153816432E-15
q -4.056620963789071E-15 9.46646946446466E-15 -1.831650285348217E-12 3.914623941630569E-15 -4.403129702955279E-13 4.992894283354121E-15
tp 7.617367473928956E-13 -1.831650285348217E-12 3.062275711826286E-9 -6.270436156452144E-13 8.351383299850552E-10 -3.502506744973782E-12
node -1.471475631432339E-15 3.914623941630569E-15 -6.270436156452144E-13 9.61942585608274E-10 -9.503937270499174E-10 -1.84031649995669E-11
peri 1.864124908107791E-13 -4.403129702955279E-13 8.351383299850552E-10 -9.503937270499174E-10 1.176643560495465E-9 1.726703650744006E-11
i -2.101259153816432E-15 4.992894283354121E-15 -3.502506744973782E-12 -1.84031649995669E-11 1.726703650744006E-11 1.320944269185054E-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 14.7   n/a MPO449529  
diameter diameter 2.879 km 0.472 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.370   0.156 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85181 (1990 VF6)          Discovered 1990-Nov-15 by Elst, E. W. at La Silla
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1990 VF6 = 1996 KD1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-16 10:47 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin