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 ]  
70419 (1999 SQ12)
Classification: Main-belt Asteroid          SPK-ID: 2070419
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .128650524631701 4.1271e-08  
a 2.350856207819463 9.5135e-09 au
q 2.048417323349798 1.0044e-07 au
i 6.702198980142749 4.517e-06 deg
node 324.7258386294515 2.9465e-05 deg
peri 26.39671795961217 3.2998e-05 deg
M 251.9417141212793 1.6108e-05 deg
tp 2459395.678309511355
(2021-Jun-30.17830951)
6.0002e-05 TDB
period 1316.550510376946
3.60
7.9918e-06
2.188e-08
d
yr
n .2734418445494562 1.6599e-09 deg/d
Q 2.653295092289128 1.0737e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1090  
   data-arc span      7654 days (20.96 yr)  
   first obs. used      1999-07-14  
   last obs. used      2020-06-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53484  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:00:45  

Additional Information
 Earth MOID = 1.04428 au 
 Jupiter MOID = 2.75022 au 
 T_jup = 3.537 
[ 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 15.5   n/a MPO379085  
diameter diameter 1.638 km 0.226 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.379   0.129 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70419 (1999 SQ12)          Discovered 1999-Sep-30 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 SQ12 = 1999 NZ64 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jan-19 06:43 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin