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18210 (4529 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2018210
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1464513879004612 6.3487e-08  
a 3.174204098250477 2.3428e-08 au
q 2.709337502582363 2.0502e-07 au
i 4.74464733129789 6.6978e-06 deg
node 356.8494569667263 5.9319e-05 deg
peri 335.4335975651171 6.202e-05 deg
M 201.8312699060031 2.0966e-05 deg
tp 2459908.046373943351
(2022-Nov-24.54637394)
0.00012429 TDB
period 2065.621279411198
5.66
2.2868e-05
6.261e-08
d
yr
n .1742817057455069 1.9295e-09 deg/d
Q 3.639070693918591 2.6859e-08 au
  Orbit Determination Parameters
   # obs. used (total)      751  
   data-arc span      21679 days (59.35 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55181  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:21:28  

Additional Information
 Earth MOID = 1.69999 au 
 Jupiter MOID = 1.73229 au 
 T_jup = 3.179 
[ 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 14.2   n/a MPO337412  
diameter diameter 7.019 km 0.613 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.090   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

18210 (4529 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ 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
1980-Jul-09 10:38 00:01 Jupiter 1.86526800396768 1.86526714303308 1.86526886490206 2.59680663956643 2.41561588345353 2444429.943010810 1.34134332048819 93.4378522176789 28.0006741348053 -86.7993036179569 1632429.41894187 T 20 CATAB v2.0f-lin.ifort 2020-Feb-22 22:21:46 2020-Feb-22 22:21
1991-May-18 00:09 < 00:01 Jupiter 1.7429046226123 1.74290402477969 1.7429052204446 2.23910386790465 2.01037796424437 2448394.506027248 0.901670125601668 86.5246192719244 19.0523513081268 -83.0979491244272 1859324.22175189 T 20 CATAB v2.0f-lin.ifort 2020-Feb-22 22:21:46 2020-Feb-22 22:21
2002-Mar-14 15:12 < 00:01 Jupiter 1.75906202628189 1.75906152546922 1.75906252709447 2.25185410321898 2.02677282261671 2452348.133157851 0.505190798335558 69.6347026362785 10.5003700568911 -79.5701230022432 2380781.96585817 T 20 CATAB v2.0f-lin.ifort 2020-Feb-22 22:21:46 2020-Feb-22 22:21
2012-Dec-22 23:04 < 00:01 Jupiter 1.88767711129658 1.88767654444484 1.88767767814831 3.01009476280395 2.85713972149749 2456284.460832085 0.255590354723224 57.1057016291423 15.7668681377522 -76.1701788014488 2666009.15178943 T 20 CATAB v2.0f-lin.ifort 2020-Feb-22 22:21:46 2020-Feb-22 22:21
2099-Sep-07 10:39 00:03 Jupiter 1.9352421785424 1.93524114327343 1.93524321381149 2.75568793285968 2.59199731343011 2487953.943911967 2.61857304044033 115.085219256558 32.3229325815974 -82.0429898419842 1645700.41092369 T 20 CATAB v2.0f-lin.ifort 2020-Feb-22 22:21:46 2020-Feb-22 22:21
2110-Jul-18 06:14 00:03 Jupiter 1.78018134900982 1.78018053403604 1.78018216398369 2.36874261290516 2.15854761959876 2491919.759791636 3.0450320064055 134.545127067303 21.7282507654563 -84.2315851354203 1550755.63963879 T 20 CATAB v2.0f-lin.ifort 2020-Feb-22 22:21:46 2020-Feb-22 22:21
2121-May-23 21:37 00:04 Jupiter 1.74887661631405 1.74887609224359 1.74887714038431 2.26154453074485 2.03615719551549 2495882.400785326 3.61229312729256 76.367769132494 17.4516640736407 -83.3369122836458 2175782.16306963 T 20 CATAB v2.0f-lin.ifort 2020-Feb-22 22:21:46 2020-Feb-22 22:21
2132-Mar-12 15:56 00:04 Jupiter 1.84378058938986 1.84377954584136 1.84378163293804 2.66729614173574 2.48911226469716 2499828.164200040 4.25665334344797 67.3920443953058 16.6141665358278 -74.0826573195143 1192324.10714912 T 20 CATAB v2.0f-lin.ifort 2020-Feb-22 22:21:46 2020-Feb-22 22:21

Alternate Designations
 4529 P-L = 1977 RV13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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