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JPL Small-Body Database Browser
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109543 (2001 QB255)
Classification: Main-belt Asteroid          SPK-ID: 2109543
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1782325831284043 6.0439e-08  
a 3.156522115197368 3.7106e-08 au
q 2.593927024903806 1.9931e-07 au
i 14.82138437303157 6.9836e-06 deg
node 18.99661268526996 1.8401e-05 deg
peri 197.05044038 2.6354e-05 deg
M 148.4649100775075 2.3217e-05 deg
tp 2457755.740663683465
(2017-Jan-02.24066368)
0.00012172 TDB
period 2048.385446198616
5.61
3.6119e-05
9.889e-08
d
yr
n .1757481731126758 3.099e-09 deg/d
Q 3.71911720549093 4.3719e-08 au
  Orbit Determination Parameters
   # obs. used (total)      578  
   data-arc span      7593 days (20.79 yr)  
   first obs. used      1999-02-18  
   last obs. used      2019-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56611  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 09:06:25  

Additional Information
 Earth MOID = 1.5921 au 
 Jupiter MOID = 1.27243 au 
 T_jup = 3.130 
[ 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 14.3   n/a MPO453555  
diameter diameter 6.404 km 0.299 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.090   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109543 (2001 QB255)          Discovered 2001-Aug-25 by LONEOS at Anderson Mesa
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
1941-Feb-19 15:58 00:04 Jupiter 1.55089354013148 1.55088918650246 1.55089789395091 3.28642323054002 3.11581049803112 2430045.164953985 4.44095517426815 1026.20520728783 100.065108370294 -78.0165340244262 1449570.6525176 T 20 CATAB v2.0f-lin.ifort 2019-Dec-14 09:06:32 2019-Dec-14 09:06
1952-Jan-02 13:14 00:03 Jupiter 1.29469669329343 1.29469565996083 1.2946977266325 3.64836396568673 3.46440619556042 2434014.051651548 2.74332142095936 231.012709811931 40.1701516152508 82.5482890265832 2090828.48601109 T 20 CATAB v2.0f-lin.ifort 2019-Dec-14 09:06:32 2019-Dec-14 09:06
1962-Oct-13 11:23 00:03 Jupiter 1.75511166329659 1.7551084825706 1.75511485278228 3.54591072716395 3.4070920845748 2437950.974228449 2.91359664224232 6739.82471290123 48.6869157867337 88.7089503138709 1597480.73780248 T 20 CATAB v2.0f-lin.ifort 2019-Dec-14 09:06:32 2019-Dec-14 09:06
2048-May-23 23:42 00:02 Jupiter 1.76552871086463 1.76552682479897 1.76553059744875 2.62597039594836 2.43643367651698 2469220.487709660 2.38468398427946 1943.25819676616 45.8129351880072 -86.5138472132352 1533565.20239172 T 20 CATAB v2.0f-lin.ifort 2019-Dec-14 09:06:32 2019-Dec-14 09:06
2059-Feb-10 03:21 00:02 Jupiter 1.31118933451969 1.31118841706159 1.31119025197943 3.55986771440852 3.3735244155496 2473134.639246961 2.2442844564773 177.370639667551 37.689007715699 -80.8458708972445 1861106.31638556 T 20 CATAB v2.0f-lin.ifort 2019-Dec-14 09:06:32 2019-Dec-14 09:06
2069-Dec-23 02:19 00:03 Jupiter 1.55091284716091 1.5509096922377 1.55091600216409 3.69061279122747 3.53953863971764 2477103.596794128 3.46558859087813 623.938696822845 53.6416052743491 76.2097535250864 1865783.86912591 T 20 CATAB v2.0f-lin.ifort 2019-Dec-14 09:06:32 2019-Dec-14 09:06
2155-Oct-04 17:19 00:12 Jupiter 1.96834309709011 1.96833588536421 1.96835030908432 1.77571497114897 1.5141064897293 2508434.221276129 11.7205188395541 1308.10085134422 54.5955319228317 -71.4284878661988 1844678.41834672 T 20 CATAB v2.0f-lin.ifort 2019-Dec-14 09:06:32 2019-Dec-14 09:06
2166-Mar-23 00:21 00:08 Jupiter 1.40726946076844 1.40726433371601 1.40727458786368 3.34969513642204 3.16491326003776 2512256.514294822 7.96072452193472 503.664944592035 98.8395664236462 -58.1192934660355 1416687.66330663 T 20 CATAB v2.0f-lin.ifort 2019-Dec-14 09:06:32 2019-Dec-14 09:06
2177-Feb-06 17:52 00:09 Jupiter 1.41924101639734 1.41923517025146 1.41924686274362 3.68960568977299 3.52413999418667 2516230.244519154 8.63463763365409 919.009219571303 46.9637141652154 72.1795909836071 2045054.14808301 T 20 CATAB v2.0f-lin.ifort 2019-Dec-14 09:06:32 2019-Dec-14 09:06

Alternate Designations
 2001 QB255 = 2000 JB48 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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