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JPL Small-Body Database Browser
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108984 (2001 PT51)
Classification: Main-belt Asteroid          SPK-ID: 2108984
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0402296567047114 5.3431e-08  
a 3.121649634939067 3.1533e-08 au
q 2.996066741773081 1.8068e-07 au
i 18.97281188032867 4.6369e-06 deg
node 139.3534662424482 1.8095e-05 deg
peri 33.10242250098294 7.3089e-05 deg
M 298.5249664159918 7.1215e-05 deg
tp 2459344.509896844677
(2021-May-10.00989684)
0.00039957 TDB
period 2014.534285611189
5.52
3.0524e-05
8.357e-08
d
yr
n .1787013517572274 2.7077e-09 deg/d
Q 3.247232528105053 3.2801e-08 au
  Orbit Determination Parameters
   # obs. used (total)      610  
   data-arc span      7650 days (20.94 yr)  
   first obs. used      1999-02-18  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58056  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:17:22  

Additional Information
 Earth MOID = 2.01742 au 
 Jupiter MOID = 1.78529 au 
 T_jup = 3.131 
[ 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 14.6   n/a MPO338036  
diameter diameter 6.712 km 0.155 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.082   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

108984 (2001 PT51)          Discovered 2001-Aug-15 by NEAT at Haleakala
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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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
1963-Aug-31 06:43 00:03 Jupiter 1.98592709952786 1.98592576949113 1.98592842956967 4.3744220743481 4.27580912837611 2438272.780015667 2.54494745512265 197.029008774303 34.5466974878754 70.5273839508623 2517600.18658444 T 24 CATAB v2.0f-lin.ifort 2020-Feb-24 03:17:40 2020-Feb-24 03:17
1974-Jan-04 19:16 00:02 Jupiter 1.85511564939445 1.85511488318617 1.85511641560853 5.55521033412365 5.472402302918 2442052.302831332 1.67346123443678 213.898979246737 23.2004458632909 -82.0964796469941 4127396.91404557 T 24 CATAB v2.0f-lin.ifort 2020-Feb-24 03:17:40 2020-Feb-24 03:17
2046-Feb-13 06:11 00:01 Jupiter 1.86936422698668 1.86936342257769 1.86936503139853 5.03548498540358 4.94468345845726 2468389.757880694 1.35250344860699 159.375746410192 25.4145779127306 78.3499928911923 3443484.52768491 T 24 CATAB v2.0f-lin.ifort 2020-Feb-24 03:17:40 2020-Feb-24 03:17
2056-Jul-11 09:56 00:02 Jupiter 1.9916431377791 1.99164207092907 1.991644204634 5.59830010750141 5.5218101653488 2472190.913620784 1.73443909926681 187.618786239726 26.5254815386039 -75.5489274160736 4493595.82571221 T 24 CATAB v2.0f-lin.ifort 2020-Feb-24 03:17:40 2020-Feb-24 03:17
2128-Aug-16 09:28 00:05 Jupiter 1.82475899909745 1.82475853064589 1.82475946755243 5.40304712392715 5.31644164594479 2498523.894638949 4.64820778639404 613.021057007882 22.1490040867166 89.3190287859476 3918585.20934676 T 24 CATAB v2.0f-lin.ifort 2020-Feb-24 03:17:40 2020-Feb-24 03:17
2200-Oct-18 13:00 00:09 Jupiter 1.97559184317085 1.97558782975012 1.9755958566694 4.34538165129053 4.24556878834831 2524884.041343514 8.97243480056614 665.662346909127 33.9537891101932 70.2034041265453 2462240.62731329 T 24 CATAB v2.0f-lin.ifort 2020-Feb-24 03:17:40 2020-Feb-24 03:17

Alternate Designations
 2001 PT51 = 2000 KG54 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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