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 ]  
101769 (1999 FF52)
Classification: Main-belt Asteroid          SPK-ID: 2101769
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1847582457723233 4.5866e-08  
a 2.575621609827022 1.1707e-08 au
q 2.099754279422094 1.1372e-07 au
i 14.59340682043469 4.3945e-06 deg
node 353.9020479864001 1.4976e-05 deg
peri 36.7606555067122 1.9508e-05 deg
M 172.3319497845145 1.542e-05 deg
tp 2458277.755462192338
(2018-Jun-08.25546219)
6.1306e-05 TDB
period 1509.807287250565
4.13
1.0294e-05
2.818e-08
d
yr
n .2384410269045515 1.6257e-09 deg/d
Q 3.05148894023195 1.387e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1209  
   data-arc span      8244 days (22.57 yr)  
   first obs. used      1997-10-29  
   last obs. used      2020-05-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53002  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:58:36  

Additional Information
 Earth MOID = 1.11971 au 
 Jupiter MOID = 2.48013 au 
 T_jup = 3.359 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457011.5 (2014-Dec-20.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1825124229486371 4.5697e-08  
q 2.107332275479899 1.1301e-07 au
tp 2456766.540627446505
(2014-Apr-19.04062745)
5.6049e-05 TDB
node 353.9367197941273 1.4987e-05 deg
peri 36.84856625752682 1.9641e-05 deg
i 14.5829866366279 4.3904e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1209  
   data-arc span      8244 days (22.57 yr)  
   first obs. used      1997-10-29  
   last obs. used      2020-05-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53002  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:58:36  

Additional Information
 Jupiter MOID = 2.48013 au 
 T_jup = 3.359 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.088252440875921E-15 -5.150278382432227E-15 7.233377202473688E-13 -1.307031007572004E-14 9.907791713625792E-14 -3.949234406631456E-15
q -5.150278382432227E-15 1.277016970326779E-14 -1.575332043088766E-12 3.1878423843742E-14 -1.960960876628985E-13 8.61151383203612E-15
tp 7.233377202473688E-13 -1.575332043088766E-12 3.14148454785857E-9 -1.972585872195533E-11 7.20529820811392E-10 -1.371192826064556E-11
node -1.307031007572004E-14 3.1878423843742E-14 -1.972585872195533E-11 2.246032689871296E-10 -2.212199004689386E-10 2.331110331790424E-12
peri 9.907791713625792E-14 -1.960960876628985E-13 7.20529820811392E-10 -2.212199004689386E-10 3.857784149518741E-10 -5.316764007634753E-12
i -3.949234406631456E-15 8.61151383203612E-15 -1.371192826064556E-11 2.331110331790424E-12 -5.316764007634753E-12 1.927554575110449E-11

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 14.2   n/a MPO469024  
rotation period rot_per 8.7 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:
[Higgins, D.J. (2011) http://www.david-higgins.com/Astronomy/asteroid/lightcurves.htm]

101769 (1999 FF52)          Discovered 1999-Mar-20 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1999 FF52 = 1999 HD = 2001 QR22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jan-20 11:24 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin