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

Significant website upgrade scheduled for September 27. More details available here.

JPL Small-Body Database Browser
Search: [ help ]  
90139 (2002 YA1)
Classification: Main-belt Asteroid          SPK-ID: 2090139
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08601149641074601 3.8273e-08  
a 2.72367732521266 1.4504e-08 au
q 2.489409762731101 1.0527e-07 au
i 12.41139377850855 4.4836e-06 deg
node 87.22314759760646 1.8501e-05 deg
peri 51.87048949503902 3.3853e-05 deg
M 21.80704005000051 2.6489e-05 deg
tp 2459297.045112551118
(2021-Mar-23.54511255)
0.00012084 TDB
period 1641.844074184502
4.50
1.3115e-05
3.591e-08
d
yr
n .2192656450514709 1.7514e-09 deg/d
Q 2.957944887694219 1.5752e-08 au
  Orbit Determination Parameters
   # obs. used (total)      911  
   data-arc span      8505 days (23.29 yr)  
   first obs. used      1998-01-02  
   last obs. used      2021-04-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57174  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:37:17  

Additional Information
 Earth MOID = 1.52477 au 
 Jupiter MOID = 2.16922 au 
 T_jup = 3.318 
[ 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 15.22   n/a MPCxxxxx  

90139 (2002 YA1)          Discovered 2002-Dec-27 by LONEOS at Anderson Mesa
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Sep-21 03:39 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin