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 ]  
442655 (2012 TY159)
Classification: Main-belt Asteroid          SPK-ID: 2442655
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08445592670599225 8.653e-08  
a 2.178364455896496 1.9223e-08 au
q 1.994388667070363 1.8545e-07 au
i 6.450675496466618 7.0718e-06 deg
node 175.7576876053401 5.6835e-05 deg
peri 196.0408582800361 8.921e-05 deg
M 140.4632705211411 6.6895e-05 deg
tp 2458542.300600772355
(2019-Feb-27.80060077)
0.00021484 TDB
period 1174.341043818464
3.22
1.5544e-05
4.256e-08
d
yr
n .3065548989324525 4.0578e-09 deg/d
Q 2.362340244722629 2.0846e-08 au
  Orbit Determination Parameters
   # obs. used (total)      83  
   data-arc span      7445 days (20.38 yr)  
   first obs. used      1999-09-14  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55842  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 10:42:25  

Additional Information
 Earth MOID = .994322 au 
 Jupiter MOID = 2.96048 au 
 T_jup = 3.670 
[ 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 18.5   n/a MPO402748  

442655 (2012 TY159)          Discovered 1999-Sep-14 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

Alternate Designations
 2012 TY159 = 1999 RU169 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-05 08:49 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin