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 ]  
49094 (1998 RQ72)
Classification: Main-belt Asteroid          SPK-ID: 2049094
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1939372390954608 5.9919e-08  
a 2.383622445796139 1.404e-08 au
q 1.921349289612466 1.4024e-07 au
i 2.625318594785892 5.9337e-06 deg
node 26.64765274094261 0.00011317 deg
peri 358.0032973478105 0.00011417 deg
M 201.2857661696955 1.9794e-05 deg
tp 2459193.108672199961
(2020-Dec-09.60867220)
7.7731e-05 TDB
period 1344.171325050062
3.68
1.1876e-05
3.251e-08
d
yr
n .2678230023889195 2.3663e-09 deg/d
Q 2.845895601979812 1.6763e-08 au
  Orbit Determination Parameters
   # obs. used (total)      424  
   data-arc span      15539 days (42.54 yr)  
   first obs. used      1976-10-22  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55509  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:40:02  

Additional Information
 Earth MOID = .924431 au 
 Jupiter MOID = 2.60575 au 
 T_jup = 3.510 
[ 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 16.2   n/a MPO436127  

49094 (1998 RQ72)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 RQ72 = 1976 UE21 = 1976 UN10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-26 06:06 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin