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100895 (1998 HN146)
Classification: Main-belt Asteroid          SPK-ID: 2100895
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1433408162567787 4.6882e-08  
a 3.132080320050069 2.6329e-08 au
q 2.683125370392299 1.5352e-07 au
i 19.68266313563933 6.211e-06 deg
node 186.2766358168294 1.3856e-05 deg
peri 72.00036140237394 2.4356e-05 deg
M 345.4976738505185 2.0609e-05 deg
tp 2459282.061072904623
(2021-Mar-08.56107290)
0.00011627 TDB
period 2024.639767649557
5.54
2.5529e-05
6.989e-08
d
yr
n .177809408741354 2.242e-09 deg/d
Q 3.581035269707838 3.0102e-08 au
  Orbit Determination Parameters
   # obs. used (total)      493  
   data-arc span      9367 days (25.65 yr)  
   first obs. used      1994-09-29  
   last obs. used      2020-05-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5495  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:34:15  

Additional Information
 Earth MOID = 1.7453 au 
 Jupiter MOID = 1.63847 au 
 T_jup = 3.107 
[ 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 15.0   n/a MPO248020  
diameter diameter 5.519 km 0.174 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.070   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100895 (1998 HN146)          Discovered 1998-Apr-22 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
1929-Apr-04 06:11 00:03 Jupiter 1.75632395630031 1.75632173128338 1.7563261813483 4.77701909543191 4.67497286191608 2425705.757623131 3.18494942124005 412.203367664751 40.0620537440817 74.5519382804158 2013728.51507671 T 23 CATAB v2.0f-lin.ifort 2021-Apr-13 15:34:17 2021-Apr-13 15:34
1939-Oct-01 17:35 00:03 Jupiter 1.75667333620278 1.75667124159933 1.75667543083659 5.61155893812465 5.5249656444458 2429538.232387725 2.55502851415734 394.793951692567 26.6924404479047 -75.3348216292003 3145503.48955467 T 23 CATAB v2.0f-lin.ifort 2021-Apr-13 15:34:17 2021-Apr-13 15:34
2012-Feb-19 06:41 < 00:01 Jupiter 1.71550277307817 1.71550213677579 1.71550340938055 4.89388636240898 4.79193404267176 2455976.778176775 0.342171864274035 98.5947991597202 30.3747339399278 -88.5253631017288 2277561.46979066 T 23 CATAB v2.0f-lin.ifort 2021-Apr-13 15:34:17 2021-Apr-13 15:34
2022-Aug-18 19:20 < 00:01 Jupiter 1.82288792724114 1.82288732538803 1.82288852909445 5.68436704703425 5.60202725592982 2459810.305594694 0.373398589341209 74.6836211117031 26.3591724162801 -79.1936077431732 3341872.09477476 T 23 CATAB v2.0f-lin.ifort 2021-Apr-13 15:34:17 2021-Apr-13 15:34
2095-Jan-09 04:41 00:03 Jupiter 1.69004577909297 1.69004423024709 1.69004732796872 4.99402718447544 4.89264153267996 2486251.694874994 2.76763850286932 409.038082428624 35.1589747820901 79.8823724274773 2305186.03720256 T 23 CATAB v2.0f-lin.ifort 2021-Apr-13 15:34:17 2021-Apr-13 15:34
2105-Jul-07 14:02 00:03 Jupiter 1.90173297679384 1.90173008492642 1.90173586869131 5.7713877194047 5.69369177668707 2490083.084857155 3.18854401616729 412.834699992199 28.3033929440058 -70.0159522600134 3671497.15813757 T 23 CATAB v2.0f-lin.ifort 2021-Apr-13 15:34:17 2021-Apr-13 15:34
2177-Dec-03 14:46 00:06 Jupiter 1.67220046455087 1.67219843404784 1.6722024952095 5.08549536445543 4.98489716456325 2516530.115127589 5.50653701989805 863.092397399855 32.2138174280888 83.2253330586959 2400158.2077442 T 23 CATAB v2.0f-lin.ifort 2021-Apr-13 15:34:17 2021-Apr-13 15:34
2188-May-30 19:54 00:06 Jupiter 1.96086708898539 1.960861371532 1.96087280652651 5.85150234642119 5.77720981268704 2520361.328900204 6.10591104760479 720.7467524161 29.6342436572874 -66.9246979402315 3993158.07864312 T 23 CATAB v2.0f-lin.ifort 2021-Apr-13 15:34:17 2021-Apr-13 15:34

Alternate Designations
 1998 HN146 = 1994 SN10 = 2004 LP 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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