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 ]  
108890 (2001 PR1)
Classification: Main-belt Asteroid          SPK-ID: 2108890
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1814316834733289 5.1479e-08  
a 2.401928006535789 1.1319e-08 au
q 1.966142164728264 1.2351e-07 au
i 3.301894688486568 6.5221e-06 deg
node 134.070529891511 8.3201e-05 deg
peri 156.4325957175232 8.4802e-05 deg
M 28.37782541958641 1.5967e-05 deg
tp 2458893.319687785292
(2020-Feb-13.81968779)
6.0078e-05 TDB
period 1359.685311569489
3.72
9.6111e-06
2.631e-08
d
yr
n .2647671464395324 1.8715e-09 deg/d
Q 2.837713848343314 1.3373e-08 au
  Orbit Determination Parameters
   # obs. used (total)      363  
   data-arc span      8037 days (22.00 yr)  
   first obs. used      1997-04-29  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65237  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:26:14  

Additional Information
 Earth MOID = .950442 au 
 Jupiter MOID = 2.34136 au 
 T_jup = 3.500 
[ 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 16.6   n/a MPO474959  

108890 (2001 PR1)          Discovered 2001-Aug-08 by NEAT at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2095-Aug-05 01:51 00:06 Psych 0.0389872542137763 0.0389733491969525 0.0390011594440389 2.88499762418125 2.88499751661276 2486459.577158301 5.81603223405958 707.437739516458 60.1653317280139 11.8707546276269 21472.4916688926 T 14 CATAB v2.0e-lin.ifort 2019-Jul-13 09:26:17 2019-Jul-13 09:26
2111-Mar-01 18:27 00:14 Psych 0.0354631276681359 0.035457606495091 0.0354686504754364 2.47575699348757 2.47575685568157 2492146.268713121 14.4066119920806 481.041514099069 78.622488958442 56.3472062078047 56367.1709619891 T 14 CATAB v2.0e-lin.ifort 2019-Jul-13 09:26:17 2019-Jul-13 09:26
2164-Mar-10 07:59 < 00:01 Amphi 0.0474459997396299 0.0474370049561194 0.0474550084417963 4.97113383454906 4.97113381017556 2511513.832437349 0.937691508627193 1368.28610097344 60.0344643017569 71.0174412529463 111773.829619185 T 14 CATAB v2.0e-lin.ifort 2019-Jul-13 09:26:17 2019-Jul-13 09:26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-15 09:54 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin