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 ]  
102844 (1999 VM198)
Classification: Main-belt Asteroid          SPK-ID: 2102844
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1619907294374693 3.2405e-08  
a 2.226127353665162 9.1255e-09 au
q 1.86551535982424 6.9897e-08 au
i 8.543033498251919 4.6134e-06 deg
node 112.7011396133065 3.1101e-05 deg
peri 213.6023876537872 3.5908e-05 deg
M 186.4220282010362 1.8564e-05 deg
tp 2459785.445689151839
(2022-Jul-24.94568915)
6.3783e-05 TDB
period 1213.174954818312
3.32
7.4597e-06
2.042e-08
d
yr
n .2967420309578634 1.8246e-09 deg/d
Q 2.586739347506085 1.0604e-08 au
  Orbit Determination Parameters
   # obs. used (total)      549  
   data-arc span      8276 days (22.66 yr)  
   first obs. used      1998-04-24  
   last obs. used      2020-12-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54564  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:32:33  

Additional Information
 Earth MOID = .857463 au 
 Jupiter MOID = 2.72756 au 
 T_jup = 3.614 
[ 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 16.28   n/a E2021B55  

102844 (1999 VM198)          Discovered 1999-Nov-03 by CSS at Catalina
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1999 VM198 = 2002 PY123 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Feb-28 19:08 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin