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 ]  
35373 (1997 UT25)
Classification: Main-belt Asteroid          SPK-ID: 2035373
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2177311400983803 3.2804e-08  
a 2.360257806716595 8.0896e-09 au
q 1.846356183534088 7.6507e-08 au
i 1.262168750203639 3.6021e-06 deg
node 249.3653228692787 0.00016846 deg
peri 127.0866334924811 0.00016868 deg
M 82.88627941294749 7.8844e-06 deg
tp 2458695.557654937260
(2019-Jul-31.05765494)
2.8773e-05 TDB
period 1324.456170552133
3.63
6.8092e-06
1.864e-08
d
yr
n .2718096740414783 1.3974e-09 deg/d
Q 2.874159429899102 9.851e-09 au
  Orbit Determination Parameters
   # obs. used (total)      932  
   data-arc span      8152 days (22.32 yr)  
   first obs. used      1997-10-04  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50282  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 03:48:12  

Additional Information
 Earth MOID = .848178 au 
 Jupiter MOID = 2.59267 au 
 T_jup = 3.519 
[ 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 15.8   n/a MPO449216  
rotation period rot_per 4.85 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.-K.; Ip, W.-H.; Cheng, Y.-C.; Ngeow, C.-C.; et al. (2014) Astrophys. J. 788, A17.]

35373 (1997 UT25)          Discovered 1997-Oct-25 by Uppsala-DLR Trojan Survey at La Silla
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 UT25 = 1999 FF5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Apr-02 20:20 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin