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105021 (2000 KR21)
Classification: Outer Main-belt Asteroid          SPK-ID: 2105021
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08142682911111113 4.3025e-08  
a 3.228470887897142 2.4988e-08 au
q 2.965586740618145 1.3897e-07 au
i 11.4790474973762 4.3229e-06 deg
node 250.6358130062544 2.3831e-05 deg
peri 35.82967917148748 3.6564e-05 deg
M 128.5901703124261 2.8115e-05 deg
tp 2458243.668831059494
(2018-May-05.16883106)
0.00016583 TDB
period 2118.818414787133
5.80
2.4599e-05
6.735e-08
d
yr
n .1699060181314156 1.9726e-09 deg/d
Q 3.49135503517614 2.7022e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1117  
   data-arc span      7205 days (19.73 yr)  
   first obs. used      2000-05-07  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51953  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 02:15:05  

Additional Information
 Earth MOID = 1.95791 au 
 Jupiter MOID = 1.62993 au 
 T_jup = 3.150 
[ 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 13.8   n/a MPO366422  
diameter diameter 5.431 km 1.087 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.238   0.149 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

105021 (2000 KR21)          Discovered 2000-May-28 by LINEAR at Socorro
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
2073-Sep-06 10:31 00:02 Jupiter 1.92069038204844 1.92068931456274 1.92069144953437 3.53122180034282 3.40404603760114 2478456.938230443 2.33621742513881 114.182208753862 54.8346213842621 -79.2963058671454 3456890.76583178 T 26 CATAB v2.0f-lin.ifort 2020-Feb-24 02:15:21 2020-Feb-24 02:15
2085-Feb-18 04:48 00:03 Jupiter 1.83745071766469 1.83744968499086 1.83745175034029 3.7862335451701 3.66245961924 2482639.699666264 2.76601552091559 141.025637774849 40.1075957976293 73.3587042997781 3280363.83094212 T 26 CATAB v2.0f-lin.ifort 2020-Feb-24 02:15:21 2020-Feb-24 02:15
2096-Aug-07 13:51 00:03 Jupiter 1.77953462243676 1.77953383938714 1.77953540549478 4.00300174436493 3.88227554218839 2486828.076815532 3.27566014488763 240.126961861905 22.9243387462504 81.4586575841862 3597053.81120582 T 26 CATAB v2.0f-lin.ifort 2020-Feb-24 02:15:21 2020-Feb-24 02:15
2108-Jan-24 03:57 00:04 Jupiter 1.75529501464172 1.75529465410437 1.75529537518056 4.17996114742054 4.0628770106218 2491013.664371129 3.92787595847823 346.183855380317 16.8012877922392 88.8163650239434 3920406.39263685 T 26 CATAB v2.0f-lin.ifort 2020-Feb-24 02:15:21 2020-Feb-24 02:15
2119-Jul-01 09:43 00:05 Jupiter 1.7790634465543 1.77906255847382 1.77906433467058 4.31802561461797 4.20632066145006 2495189.904556989 4.77461205619771 436.299644040426 15.2745020156611 -84.8259885191148 4217859.04661022 T 26 CATAB v2.0f-lin.ifort 2020-Feb-24 02:15:21 2020-Feb-24 02:15
2130-Nov-18 12:43 00:06 Jupiter 1.85373473543021 1.85373273977505 1.85373673113184 4.4147437716242 4.31000086087704 2499348.030204695 5.82665721609855 486.507090978929 16.1934661358299 -78.4386844415137 4445553.22553159 T 26 CATAB v2.0f-lin.ifort 2020-Feb-24 02:15:21 2020-Feb-24 02:15
2142-Mar-13 17:30 00:07 Jupiter 1.97945215539534 1.97944918480978 1.9794551260214 4.47877999040947 4.38219752052626 2503481.229341961 6.98556923969901 478.938500969053 18.217167976754 -72.1008444830027 4501378.12898864 T 26 CATAB v2.0f-lin.ifort 2020-Feb-24 02:15:21 2020-Feb-24 02:15

Alternate Designations
 2000 KR21 = 2001 OY4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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