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 ]  
227088 (2005 MJ9)
Classification: Main-belt Asteroid          SPK-ID: 2227088
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09224631766347093 5.5619e-08  
a 2.161570262436915 1.194e-08 au
q 1.962173365356247 1.2698e-07 au
i 2.687218828378851 4.4885e-06 deg
node 217.8809975186931 9.2063e-05 deg
peri 356.6399536912478 9.5524e-05 deg
M 21.69343947303037 2.7642e-05 deg
tp 2459130.551504798773
(2020-Oct-08.05150480)
8.8853e-05 TDB
period 1160.786803943551
3.18
9.6179e-06
2.633e-08
d
yr
n .3101344698070042 2.5697e-09 deg/d
Q 2.360967159517582 1.3041e-08 au
  Orbit Determination Parameters
   # obs. used (total)      334  
   data-arc span      8542 days (23.39 yr)  
   first obs. used      1996-10-06  
   last obs. used      2020-02-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56423  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:38:23  

Additional Information
 Earth MOID = .954274 au 
 Jupiter MOID = 2.60326 au 
 T_jup = 3.689 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.84   n/a E2021B55  

227088 (2005 MJ9)          Discovered 2005-Jun-28 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2005 MJ9 = 1996 TC22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-18 13:39 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin