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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1485778193209907 6.9434e-08  
a 3.009179407069453 1.9617e-08 au
q 2.562082092821442 2.1105e-07 au
i 6.789171472613948 5.8202e-06 deg
node 291.4886552026256 4.4668e-05 deg
peri 209.061839147403 4.8861e-05 deg
M 21.68189877025847 1.6753e-05 deg
tp 2458885.667357131008
(2020-Feb-06.16735713)
8.8777e-05 TDB
period 1906.648115595106
5.22
1.8645e-05
5.105e-08
d
yr
n .1888130258831931 1.8463e-09 deg/d
Q 3.456276721317465 2.2532e-08 au
  Orbit Determination Parameters
   # obs. used (total)      623  
   data-arc span      9514 days (26.05 yr)  
   first obs. used      1994-04-05  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52972  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 15:40:35  

Additional Information
 Earth MOID = 1.57798 au 
 Jupiter MOID = 1.61199 au 
 T_jup = 3.223 
[ 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 20:36 00:04 Jupiter 1.6908601358684 1.69085868653454 1.69086158521341 2.55801690234468 2.35405328691816 2415842.358087669 3.50288945872222 274.440256850014 13.902505682476 79.7290066081894 1251172.24798645 T 17 CATAB v2.0f-lin.ifort 2020-May-20 15:40:49 2020-May-20 15:40
1939-Nov-27 22:15 00:03 Jupiter 1.79649712986378 1.79649577730216 1.79649848242355 2.03623437668438 1.78977072538395 2429595.426936445 2.66626002618183 78.170255195302 30.3753378372374 -89.3865919085931 868374.855620542 T 17 CATAB v2.0f-lin.ifort 2020-May-20 15:40:49 2020-May-20 15:40
1948-Nov-13 15:23 00:02 Jupiter 1.94610314681843 1.94610176995003 1.94610452368927 3.12851358113337 2.98615415359363 2432869.140739777 2.10461102968693 141.323227184543 20.940466694393 66.8826104208885 2315146.56325546 T 17 CATAB v2.0f-lin.ifort 2020-May-20 15:40:49 2020-May-20 15:40
1986-Jun-17 05:06 00:01 Jupiter 1.63689823370668 1.63689746133927 1.63689900607381 1.8931787024993 1.59662580525434 2446598.712482484 1.0331901112447 461.588535940944 37.8263700523241 80.7830005898636 1488731.62961253 T 17 CATAB v2.0f-lin.ifort 2020-May-20 15:40:49 2020-May-20 15:40
2033-Jan-28 16:03 < 00:01 Jupiter 1.64824345781865 1.64824287593438 1.64824403970422 2.35493081188392 2.12553781823943 2463626.168900147 0.648171534777242 229.79651767264 16.4417503854793 81.5059131012944 1698615.69599605 T 17 CATAB v2.0f-lin.ifort 2020-May-20 15:40:49 2020-May-20 15:40
2070-Oct-11 01:28 00:02 Jupiter 1.86264287968785 1.8626417218624 1.86264403751245 2.37924144385624 2.17974889354396 2477395.560894926 1.8743067022008 71.6911119008549 19.3098453241081 -81.2790993316466 1077872.19942008 T 17 CATAB v2.0f-lin.ifort 2020-May-20 15:40:49 2020-May-20 15:40
2079-Sep-10 15:50 00:02 Jupiter 1.85390809755197 1.85390670959243 1.85390948551435 2.95073035387453 2.79160167808785 2480652.159933351 2.03764502254168 152.101700192927 20.0815349263305 69.4643426767769 1815682.17198298 T 17 CATAB v2.0f-lin.ifort 2020-May-20 15:40:49 2020-May-20 15:40
2117-Apr-24 08:48 00:03 Jupiter 1.67113903119715 1.67113779281258 1.67114026958248 1.68073047497817 1.34578902893532 2494391.866742207 3.38809758406849 373.277354711309 62.9596228939879 72.4249027285238 1227271.30648512 T 17 CATAB v2.0f-lin.ifort 2020-May-20 15:40:49 2020-May-20 15:40
2163-Nov-27 06:21 00:05 Jupiter 1.62953072528953 1.62952989292895 1.62953155765047 2.09895026963281 1.8346665929375 2511409.764273876 4.63837709742208 434.508643132579 32.8472663427027 80.067847395265 1082199.48205832 T 17 CATAB v2.0f-lin.ifort 2020-May-20 15:40:49 2020-May-20 15:40

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