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JPL Small-Body Database Browser
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85844 (1998 YN16)
Classification: Main-belt Asteroid          SPK-ID: 2085844
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1488692188190217 7.0248e-08  
a 3.010010157734477 2.7397e-08 au
q 2.561912296915225 2.1232e-07 au
i 6.788622513564549 5.9574e-06 deg
node 291.4887031063545 6.2809e-05 deg
peri 209.1064530676472 6.7061e-05 deg
M 306.1489687326524 2.4464e-05 deg
tp 2458885.826357704086
(2020-Feb-06.32635770)
0.00013149 TDB
period 1907.437728787816
5.22
2.6042e-05
7.13e-08
d
yr
n .1887348638263444 2.5768e-09 deg/d
Q 3.458108018553729 3.1476e-08 au
  Orbit Determination Parameters
   # obs. used (total)      422  
   data-arc span      9046 days (24.77 yr)  
   first obs. used      1994-04-05  
   last obs. used      2019-01-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5773  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 11:26:53  

Additional Information
 Earth MOID = 1.57825 au 
 Jupiter MOID = 1.61165 au 
 T_jup = 3.222 
[ 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 MPO459397  
diameter diameter 5.405 km 0.133 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.073   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85844 (1998 YN16)          Discovered 1998-Dec-22 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.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
1902-Apr-02 20:37 00:05 Jupiter 1.69085964901964 1.69085765057563 1.69086164748413 2.55801570064352 2.35405191982586 2415842.359110060 4.87504684561844 359.638874965685 21.09697001179 79.7343735817583 1148254.58424085 T 15 CATAB v2.0e-lin.ifort 2019-Jul-13 11:26:56 2019-Jul-13 11:26
1939-Nov-27 22:16 00:04 Jupiter 1.79649791422019 1.79649590237003 1.79649992606636 2.0362373477738 1.78977422062759 2429595.427769201 3.69487646653631 95.8986420526084 35.1236223929239 -81.6543528807615 616055.141607187 T 15 CATAB v2.0e-lin.ifort 2019-Jul-13 11:26:56 2019-Jul-13 11:26
1948-Nov-13 15:24 00:03 Jupiter 1.94610242853107 1.94610035660918 1.94610450045794 3.12851263429421 2.9861531078197 2432869.141407592 2.93898514747576 204.18386983496 31.2654232900598 65.9516173399944 1707584.5232742 T 15 CATAB v2.0e-lin.ifort 2019-Jul-13 11:26:56 2019-Jul-13 11:26
1986-Jun-17 05:06 00:01 Jupiter 1.63689863940697 1.63689772413717 1.63689955468142 1.89317818573015 1.59662527282745 2446598.712835382 1.41094333317112 527.725601364845 52.2251730998082 80.5890746409192 1302215.13017674 T 15 CATAB v2.0e-lin.ifort 2019-Jul-13 11:26:56 2019-Jul-13 11:26
2033-Jan-28 16:03 < 00:01 Jupiter 1.64824368311891 1.64824305118084 1.64824431505829 2.35493107573905 2.12553814361841 2463626.168800061 0.821875450985247 237.796993759725 24.6977739956563 81.9531564295561 1583560.74546102 T 15 CATAB v2.0e-lin.ifort 2019-Jul-13 11:26:56 2019-Jul-13 11:26
2070-Oct-11 01:27 00:03 Jupiter 1.86264278264964 1.8626415254798 1.86264403981863 2.37924101116591 2.17974841038485 2477395.560440919 2.59290225152048 90.9599942202467 21.9621174129625 -84.8437421200564 988696.29287128 T 15 CATAB v2.0e-lin.ifort 2019-Jul-13 11:26:56 2019-Jul-13 11:26
2079-Sep-10 15:50 00:03 Jupiter 1.85390849797713 1.85390679612373 1.8539101998357 2.95073182355369 2.7916032668923 2480652.159438388 2.74876265375595 202.146064347597 27.7199395030133 71.4778424802516 1628690.26821988 T 15 CATAB v2.0e-lin.ifort 2019-Jul-13 11:26:56 2019-Jul-13 11:26
2117-Apr-24 08:47 00:05 Jupiter 1.67113900364868 1.6711376242495 1.67114038305727 1.68073095637607 1.34578962393546 2494391.865887066 4.65918789799587 505.336503155769 85.658087036421 72.7619404701648 1147248.92592789 T 15 CATAB v2.0e-lin.ifort 2019-Jul-13 11:26:56 2019-Jul-13 11:26
2163-Nov-27 06:19 00:06 Jupiter 1.62953118253188 1.62953011439304 1.62953225067499 2.09895261876078 1.83466935995523 2511409.763027088 6.40419224935715 487.403284151514 44.1875420863756 78.8262378685486 888785.568290535 T 15 CATAB v2.0e-lin.ifort 2019-Jul-13 11:26:56 2019-Jul-13 11:26

Alternate Designations
 1998 YN16 = 2002 TF263 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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