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18670 Shantanugaur (1998 FM64)
Classification: Main-belt Asteroid          SPK-ID: 2018670
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1431377968420022 3.5595e-08  
a 3.10650201639068 1.6097e-08 au
q 2.661844161879281 1.1636e-07 au
i 1.219315669772433 3.7423e-06 deg
node 155.9310504455979 0.00017263 deg
peri 108.0875082593769 0.00017316 deg
M 27.66743846174476 1.3938e-05 deg
tp 2459242.800541114271
(2021-Jan-28.30054111)
7.7294e-05 TDB
period 1999.888976905786
5.48
1.5544e-05
4.256e-08
d
yr
n .1800099926331857 1.3991e-09 deg/d
Q 3.551159870902079 1.8401e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1451  
   data-arc span      14279 days (39.09 yr)  
   first obs. used      1982-05-15  
   last obs. used      2021-06-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51798  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 04:39:39  

Additional Information
 Earth MOID = 1.64645 au 
 Jupiter MOID = 1.52314 au 
 T_jup = 3.204 
[ 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 14.17   n/a MPO614063  
diameter diameter 7.262 km 0.153 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.077   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

18670 Shantanugaur           Discovered 1998 Mar. 20 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Shantanu Kadir Gaur (b. 1986) was awarded third place in the 2003 Intel International Science and Engineering Fair for his biochemistry project. He attends the Bethel Park High School, Bethel Park, Pennsylvania, U.S.A.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20040830/MPCPages.arcLast Updated: 2004-09-06

[ 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
1931-May-13 22:20 00:02 Jupiter 1.86273084011446 1.86272955526799 1.86273212496029 2.33187713303407 2.12795895315416 2426475.430341500 2.09302448817671 62.3141037823028 17.7875068578066 -72.3389381256523 1549752.53053676 T 30 CATAB v2.0g-lin.ifort 2021-Jul-08 04:39:49 2021-Jul-08 04:39
1941-Apr-12 08:56 00:02 Jupiter 1.50877695668338 1.50877658760525 1.50877732576065 1.38263299638105 0.888189428759137 2430096.872322745 1.84761303384811 247.583169223668 98.8243357981077 6.67748220712082 1717026.29118182 T 30 CATAB v2.0g-lin.ifort 2021-Jul-08 04:39:49 2021-Jul-08 04:39
1951-Mar-11 23:46 00:01 Jupiter 1.9281544436711 1.92815354819723 1.92815533914551 3.35354576839301 3.21988905756464 2433717.490424281 1.48316160144258 77.8308568003143 15.1890121257421 -67.6691556572944 2929525.76566981 T 30 CATAB v2.0g-lin.ifort 2021-Jul-08 04:39:49 2021-Jul-08 04:39
2002-Apr-22 15:25 < 00:01 Jupiter 1.77528957641584 1.77528915819965 1.77528999463193 2.01615944156072 1.76370717738744 2452387.142078936 0.393852770140216 43.4706992285725 10.5025986721939 89.6851276847001 2733609.35330016 T 30 CATAB v2.0g-lin.ifort 2021-Jul-08 04:39:49 2021-Jul-08 04:39
2012-Mar-20 18:50 < 00:01 Jupiter 1.53455818393167 1.53455783906958 1.53455852879324 1.5086719288325 1.08266377718535 2456007.284525154 0.218991785789342 106.860463465286 70.4283964355608 17.8658139031682 2204847.82676324 T 30 CATAB v2.0g-lin.ifort 2021-Jul-08 04:39:49 2021-Jul-08 04:39
2073-Mar-29 19:45 00:01 Jupiter 1.69514300160493 1.69514214577437 1.69514385743433 1.75231331311075 1.43918368114843 2478296.322844216 1.45707124868646 48.6887829102001 47.7040895204581 -71.3943208771042 1332410.39262767 T 30 CATAB v2.0g-lin.ifort 2021-Jul-08 04:39:49 2021-Jul-08 04:39
2083-Feb-23 15:01 00:02 Jupiter 1.58401469989345 1.58401404932297 1.58401535046392 1.72422452563926 1.37966926185079 2481914.125623280 1.77093557039739 110.985827948898 37.4784976349997 60.006142535099 2150247.12692281 T 30 CATAB v2.0g-lin.ifort 2021-Jul-08 04:39:49 2021-Jul-08 04:39
2144-Mar-04 20:10 00:03 Jupiter 1.62680733202749 1.62680594230101 1.6268087217499 1.55094079884335 1.16794104730093 2504203.340275129 3.20879664342226 161.31985584997 58.3449319666054 -8.96620574896277 904253.188906631 T 30 CATAB v2.0g-lin.ifort 2021-Jul-08 04:39:49 2021-Jul-08 04:39
2154-Jan-28 11:56 00:04 Jupiter 1.65029611868242 1.65029459513727 1.65029764223095 2.0193485851783 1.74678532711854 2507819.997318678 3.53017830774775 187.194701071485 13.1932960304874 79.4048221813023 2284016.32915532 T 30 CATAB v2.0g-lin.ifort 2021-Jul-08 04:39:49 2021-Jul-08 04:39

Alternate Designations
 1998 FM64 = 1982 JU1 = 1995 YV16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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