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 ]  
17705 (1997 UM24)
Classification: Main-belt Asteroid          SPK-ID: 2017705
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05777986411179539 4.4068e-08  
a 2.317089889897501 8.5245e-09 au
q 2.183208750924408 1.0457e-07 au
i 6.584841994788206 4.7508e-06 deg
node 40.1235640765552 3.2436e-05 deg
peri 121.5564003766107 5.09e-05 deg
M 45.17979431384774 3.8441e-05 deg
tp 2458838.820670696262
(2019-Dec-21.32067070)
0.00013747 TDB
period 1288.28737344441
3.53
7.1094e-06
1.946e-08
d
yr
n .2794407578780279 1.5421e-09 deg/d
Q 2.450971028870593 9.0171e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1793  
   data-arc span      10138 days (27.76 yr)  
   first obs. used      1992-05-02  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49667  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:10:30  

Additional Information
 Earth MOID = 1.19751 au 
 Jupiter MOID = 2.52229 au 
 T_jup = 3.569 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.9   n/a MPO467897  
diameter diameter 4.299 km 0.201 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.317   0.048 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17705 (1997 UM24)          Discovered 1997-Oct-28 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 UM24 = 1992 JY1 = 1999 JT25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Apr-09 15:04 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin