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 ]  
52293 Mommsen (1990 TQ3)
Classification: Main-belt Asteroid          SPK-ID: 2052293
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1967999153125973 3.3722e-08  
a 3.178496433443368 2.1217e-08 au
q 2.552968604520321 1.1071e-07 au
i 10.89334308122173 6.7483e-06 deg
node 24.18223120672356 2.2425e-05 deg
peri 72.1786220405488 2.8826e-05 deg
M 322.8669255835088 1.6877e-05 deg
tp 2458813.995844701729
(2019-Nov-26.49584470)
9.7461e-05 TDB
period 2069.812567377631
5.67
2.0724e-05
5.674e-08
d
yr
n .1739287922365384 1.7415e-09 deg/d
Q 3.804024262366415 2.5392e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1007  
   data-arc span      10637 days (29.12 yr)  
   first obs. used      1990-10-11  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53115  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 04:11:31  

Additional Information
 Earth MOID = 1.59528 au 
 Jupiter MOID = 1.60186 au 
 T_jup = 3.142 
[ 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 13.9   n/a MPO417180  
diameter diameter 9.967 km 0.143 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.035   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52293 Mommsen           Discovered 1990 Oct. 12 by F. Börngen and L. D. Schmadel at Tautenburg.
German classical historian and epigraphist Theodor Mommsen (1817-1903) revolutionized the study of Roman history and initiated the exploration of the Roman border fortifications in Germany ("limes"). A powerful writer, he won the 1902 Nobel Prize in literature.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030501/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Alternate Designations
 1990 TQ3 = 1998 FD146 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-09 10:52 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin