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 ]  
52286 (1990 QT1)
Classification: Main-belt Asteroid          SPK-ID: 2052286
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2213403073497201 5.2277e-08  
a 2.412273175478211 1.2967e-08 au
q 1.878339889406379 1.3017e-07 au
i 2.94316934428511 5.2156e-06 deg
node 132.9039913049252 9.2228e-05 deg
peri 198.6061181653944 9.285e-05 deg
M 345.3544013097145 1.6455e-05 deg
tp 2459056.172764470932
(2020-Jul-25.67276447)
6.2887e-05 TDB
period 1368.47906551131
3.75
1.1035e-05
3.021e-08
d
yr
n .2630657706594085 2.1212e-09 deg/d
Q 2.946206461550044 1.5838e-08 au
  Orbit Determination Parameters
   # obs. used (total)      971  
   data-arc span      10491 days (28.72 yr)  
   first obs. used      1990-08-16  
   last obs. used      2019-05-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55492  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:46:53  

Additional Information
 Earth MOID = .867952 au 
 Jupiter MOID = 2.41941 au 
 T_jup = 3.483 
[ 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 15.2   n/a MPO337676  
diameter diameter 2.388 km 0.468 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.282   0.144 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52286 (1990 QT1)          Discovered 1990-Aug-22 by Holt, H. E. at Palomar
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 QT1 = 1990 QG7 = 1997 JD18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-May-31 05:23 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin