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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
100972 (1998 QP22)
Classification: Main-belt Asteroid          SPK-ID: 2100972
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1865241827789828 4.9152e-08  
a 2.405106787175484 9.9051e-09 au
q 1.956496209201392 1.1723e-07 au
i 3.695335103621963 3.9665e-06 deg
node 69.69189608848224 7.9148e-05 deg
peri 298.9042024613553 7.9836e-05 deg
M 273.6259401493222 1.0902e-05 deg
tp 2459327.374321858785
(2021-Apr-22.87432186)
4.2198e-05 TDB
period 1362.385374412145
3.73
8.4162e-06
2.304e-08
d
yr
n .2642424139024072 1.6324e-09 deg/d
Q 2.853717365149576 1.1753e-08 au
  Orbit Determination Parameters
   # obs. used (total)      762  
   data-arc span      7555 days (20.68 yr)  
   first obs. used      1998-08-17  
   last obs. used      2019-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57095  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:48:40  

Additional Information
 Earth MOID = .959076 au 
 Jupiter MOID = 2.61164 au 
 T_jup = 3.497 
[ 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 15.8   n/a MPO337988  

100972 (1998 QP22)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 QP22 = 2002 PH45 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Apr-03 04:25 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin