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 ]  
447995 (2008 CH199)
Classification: Main-belt Asteroid          SPK-ID: 2447995
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04778874747999761 8.8644e-08  
a 2.809217880583536 4.6141e-08 au
q 2.674968876672036 2.7505e-07 au
i 4.178475598823584 6.6469e-06 deg
node 12.46617558977921 0.00010372 deg
peri 130.3720406598501 0.00012415 deg
M 289.5751442360489 7.2e-05 deg
tp 2459536.934115585895
(2021-Nov-18.43411559)
0.0003464 TDB
period 1719.794528467022
4.71
4.2371e-05
1.16e-07
d
yr
n .209327331864984 5.1573e-09 deg/d
Q 2.943466884495037 4.8346e-08 au
  Orbit Determination Parameters
   # obs. used (total)      114  
   data-arc span      4721 days (12.93 yr)  
   first obs. used      2008-02-13  
   last obs. used      2021-01-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60808  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 15:03:38  

Additional Information
 Earth MOID = 1.689 au 
 Jupiter MOID = 2.04336 au 
 T_jup = 3.316 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457762.5 (2017-Jan-09.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0456274484312716 8.8638e-08  
q 2.680939496839148 2.744e-07 au
tp 2457822.340237422278
(2017-Mar-09.84023742)
0.00035251 TDB
node 12.5538512263396 0.00010347 deg
peri 131.4962377694675 0.00012582 deg
i 4.184826670417959 6.6538e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      114  
   data-arc span      4721 days (12.93 yr)  
   first obs. used      2008-02-13  
   last obs. used      2021-01-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60808  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 15:03:38  

Additional Information
 Jupiter MOID = 2.04336 au 
 T_jup = 3.316 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.85674994395782E-15 -2.409634186609469E-14 -8.080140371272455E-12 3.071724317123875E-14 -1.518025834416189E-12 2.644267201001386E-15
q -2.409634186609469E-14 7.529585863801165E-14 2.560060376785096E-11 -1.10037622098311E-13 4.815328328636368E-12 -5.829599332050975E-15
tp -8.080140371272455E-12 2.560060376785096E-11 1.242612605662039E-7 -2.341521374815436E-10 2.532159693744298E-8 7.735580786198049E-12
node 3.071724317123875E-14 -1.10037622098311E-13 -2.341521374815436E-10 1.07058925784845E-8 -1.072277978249261E-8 -2.260832357038396E-10
peri -1.518025834416189E-12 4.815328328636368E-12 2.532159693744298E-8 -1.072277978249261E-8 1.583067777358417E-8 2.269990867926828E-10
i 2.644267201001386E-15 -5.829599332050975E-15 7.735580786198049E-12 -2.260832357038396E-10 2.269990867926828E-10 4.427251697181704E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.20   n/a MPCxxxxx  

447995 (2008 CH199)          Discovered 2008-Feb-13 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-10-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-11 08:47 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin