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100880 (1998 HM93)
Classification: Main-belt Asteroid          SPK-ID: 2100880
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1457853054725879 3.893e-08  
a 3.154821236362944 2.4509e-08 au
q 2.694894658708365 1.3423e-07 au
i 4.605291105712506 5.1971e-06 deg
node 346.5617690557281 5.2436e-05 deg
peri 287.2634747665076 5.5555e-05 deg
M 288.9690303626311 2.015e-05 deg
tp 2459404.336717051265
(2021-Jul-08.83671705)
0.00011674 TDB
period 2046.730023265392
5.60
2.3851e-05
6.53e-08
d
yr
n .1758903206128032 2.0497e-09 deg/d
Q 3.614747814017524 2.8082e-08 au
  Orbit Determination Parameters
   # obs. used (total)      640  
   data-arc span      8043 days (22.02 yr)  
   first obs. used      1998-04-21  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57558  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:56:33  

Additional Information
 Earth MOID = 1.68333 au 
 Jupiter MOID = 1.5458 au 
 T_jup = 3.185 
[ 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 14.7   n/a MPO432536  
diameter diameter 6.179 km 0.242 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.067   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100880 (1998 HM93)          Discovered 1998-Apr-21 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
1906-Jul-12 08:41 00:04 Jupiter 1.55550355889882 1.55550267388895 1.55550444390755 1.34582478566635 0.849811156233075 2417403.862087684 4.18805040769962 434.962254967016 154.316572922917 17.9750816286256 1300528.97897162 T 23 CATAB v2.0f-lin.ifort 2020-May-20 17:56:52 2020-May-20 17:56
1916-Dec-20 00:21 00:04 Jupiter 1.60633417178373 1.6063326762392 1.60633566733895 1.94466968251741 1.65140456965433 2421217.514358906 3.75896298765579 293.791377549937 43.3094674052049 69.3594803623189 1781632.84095679 T 23 CATAB v2.0f-lin.ifort 2020-May-20 17:56:52 2020-May-20 17:56
1927-Jun-09 11:58 00:03 Jupiter 1.97092216648154 1.97092026707989 1.97092406588408 3.9500834016287 3.83974476872515 2425040.998549653 3.07878835063893 123.598606737299 33.8185974810478 -52.6598662634479 1730862.77299572 T 23 CATAB v2.0f-lin.ifort 2020-May-20 17:56:52 2020-May-20 17:56
1991-May-12 20:24 00:01 Jupiter 1.95417637743813 1.95417548686582 1.95417726801032 2.95505321095373 2.80454186486952 2448389.350049223 1.05394208498346 60.9680757792236 30.4367307286561 -77.9440480717689 1894505.31683838 T 23 CATAB v2.0f-lin.ifort 2020-May-20 17:56:52 2020-May-20 17:56
2001-Nov-09 17:35 < 00:01 Jupiter 1.59971746897959 1.59971701525793 1.5997179227008 1.57812313731181 1.19645622472959 2452223.232397692 0.647886164459594 111.431537256778 63.3747133187927 -45.7774447855493 2207643.55743217 T 23 CATAB v2.0f-lin.ifort 2020-May-20 17:56:52 2020-May-20 17:56
2012-Apr-24 06:58 < 00:01 Jupiter 1.56346825104381 1.56346772425332 1.56346877783439 1.56652511073417 1.17067652966236 2456041.790050088 0.295098044337204 129.546849505974 93.1647418221291 33.4472197687593 1656084.64944638 T 23 CATAB v2.0f-lin.ifort 2020-May-20 17:56:52 2020-May-20 17:56
2022-Oct-06 17:25 < 00:01 Jupiter 1.87322144770889 1.87322092261492 1.87322197280286 3.42957370931132 3.29509139693252 2459859.225467354 0.432670731094243 55.1337849133092 19.7118458704765 -84.2165896143218 2764127.13975688 T 23 CATAB v2.0f-lin.ifort 2020-May-20 17:56:52 2020-May-20 17:56
2097-Mar-14 06:08 00:03 Jupiter 1.67017170504854 1.67017037395139 1.67017303614451 1.90985434226 1.62272908188121 2487046.755385641 2.92952884526477 125.743294767779 30.7812605987717 -68.1015706353249 1222245.68265903 T 23 CATAB v2.0f-lin.ifort 2020-May-20 17:56:52 2020-May-20 17:56
2107-Sep-01 14:38 00:04 Jupiter 1.5441555313158 1.54415503075343 1.54415603187746 1.35871031820896 0.865462197278002 2490869.109707136 3.54024205329532 299.496183534992 181.090631235228 -33.0817418671734 1757369.87221945 T 23 CATAB v2.0f-lin.ifort 2020-May-20 17:56:52 2020-May-20 17:56
2118-Feb-06 17:14 00:04 Jupiter 1.7926878871766 1.7926859972644 1.79268977709614 2.90660718210884 2.73923172170561 2494680.217937143 3.95760986553545 219.855688728804 15.7421163634199 -77.646632242529 2270517.07509961 T 23 CATAB v2.0f-lin.ifort 2020-May-20 17:56:52 2020-May-20 17:56
2192-Jul-08 08:50 00:06 Jupiter 1.74836156883477 1.74835840220576 1.74836473545752 2.22868510360458 1.99952604353199 2521860.867827120 6.32221789335555 99.28590953527 32.9737069186743 77.8860181514109 578771.936889875 T 23 CATAB v2.0f-lin.ifort 2020-May-20 17:56:52 2020-May-20 17:56

Alternate Designations
 1998 HM93 = 2003 ER37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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