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 ]  
79784 (1998 UM42)
Classification: Main-belt Asteroid          SPK-ID: 2079784
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .182533998761535 4.7921e-08  
a 2.440752997989334 9.442e-09 au
q 1.995232593277136 1.1897e-07 au
i .871621911443082 5.4303e-06 deg
node 187.3480433791479 0.00022899 deg
peri 205.9447461419958 0.0002294 deg
M 238.816672899116 1.2404e-05 deg
tp 2459469.339878981984
(2021-Sep-11.83987898)
4.8953e-05 TDB
period 1392.785298698761
3.81
8.0819e-06
2.213e-08
d
yr
n .2584748707042914 1.4998e-09 deg/d
Q 2.886273402701532 1.1165e-08 au
  Orbit Determination Parameters
   # obs. used (total)      824  
   data-arc span      9025 days (24.71 yr)  
   first obs. used      1994-09-11  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56368  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 18:47:03  

Additional Information
 Earth MOID = 1.00147 au 
 Jupiter MOID = 2.54501 au 
 T_jup = 3.478 
[ 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 16.0   n/a MPO474688  

79784 (1998 UM42)          Discovered 1998-Oct-28 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 1998 UM42 = 2000 GG182 = 2000 GM149 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-22 15:38 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin