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
JPL Small-Body Database Browser
Search: [ help ]  
17901 (1999 FT25)
Classification: Main-belt Asteroid          SPK-ID: 2017901
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07108109617113118 3.1338e-08  
a 2.701987686040775 1.0834e-08 au
q 2.509927439476098 8.6752e-08 au
i 2.867774894832924 4.2575e-06 deg
node 191.6426874623004 6.7089e-05 deg
peri 99.14727877586874 7.4028e-05 deg
M 273.496036897278 3.2626e-05 deg
tp 2459786.313592909315
(2022-Jul-25.81359291)
0.00014736 TDB
period 1622.271262655451
4.44
9.757e-06
2.671e-08
d
yr
n .2219110997569703 1.3347e-09 deg/d
Q 2.894047932605452 1.1604e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2064  
   data-arc span      15621 days (42.77 yr)  
   first obs. used      1978-09-02  
   last obs. used      2021-06-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47681  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 04:31:23  

Additional Information
 Earth MOID = 1.49539 au 
 Jupiter MOID = 2.21142 au 
 T_jup = 3.362 
[ 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 13.93   n/a MPCxxxxx  
rotation period rot_per 9.70 h n/a LCDB (Rev. 2020-October); 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.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.]

17901 (1999 FT25)          Discovered 1999-Mar-19 by LINEAR at Socorro
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 FT25 = 1978 RV7 = 1987 SK18 = 2000 NW27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Aug-03 15:13 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin