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 ]  
74901 (1999 TP124)
Classification: Main-belt Asteroid          SPK-ID: 2074901
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1592333833559892 4.5286e-08  
a 2.235908363451037 8.6229e-09 au
q 1.879877109864776 1.0122e-07 au
i 5.694891159231606 3.6908e-06 deg
node 277.833251900219 5.2996e-05 deg
peri 45.10705361725648 5.5449e-05 deg
M 97.84794534912503 1.4831e-05 deg
tp 2458668.583656620541
(2019-Jul-04.08365662)
5.0781e-05 TDB
period 1221.179281693255
3.34
7.0643e-06
1.934e-08
d
yr
n .2947970092489887 1.7054e-09 deg/d
Q 2.591939617037298 9.996e-09 au
  Orbit Determination Parameters
   # obs. used (total)      693  
   data-arc span      11085 days (30.35 yr)  
   first obs. used      1989-09-28  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54997  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 17:23:46  

Additional Information
 Earth MOID = .872182 au 
 Jupiter MOID = 2.70714 au 
 T_jup = 3.615 
[ 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 16.1   n/a MPO502609  

74901 (1999 TP124)          Discovered 1999-Oct-04 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 TP124 = 1989 ST13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-05 20:20 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin