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 ]  
66984 (1999 XY92)
Classification: Main-belt Asteroid          SPK-ID: 2066984
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09976840997896959 4.5554e-08  
a 3.017936237150084 1.9943e-08 au
q 2.716841537351705 1.3189e-07 au
i 9.015002475695182 4.2397e-06 deg
node 282.2727095231922 2.6847e-05 deg
peri 63.81885931502418 3.4022e-05 deg
M 107.0820400773537 2.0772e-05 deg
tp 2458630.889938058786
(2019-May-27.38993806)
0.00010978 TDB
period 1914.976798636882
5.24
1.8982e-05
5.197e-08
d
yr
n .1879918337685632 1.8634e-09 deg/d
Q 3.319030936948462 2.1933e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1048  
   data-arc span      9550 days (26.15 yr)  
   first obs. used      1994-12-28  
   last obs. used      2021-02-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .521  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:26:29  

Additional Information
 Earth MOID = 1.722 au 
 Jupiter MOID = 2.06183 au 
 T_jup = 3.221 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.54   n/a MPCxxxxx  
diameter diameter 4.431 km 1.702 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.171   0.086 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66984 (1999 XY92)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-13 16:09 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin