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17144 (1999 JW98)
Classification: Main-belt Asteroid          SPK-ID: 2017144
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1072343824569441 3.108e-08  
a 3.104475016097735 1.7475e-08 au
q 2.771568554893483 9.643e-08 au
i 13.24022683811314 4.975e-06 deg
node 185.5961414072361 1.5154e-05 deg
peri 293.8646606456367 2.8818e-05 deg
M 92.17043824033013 2.3099e-05 deg
tp 2458688.971503995055
(2019-Jul-24.47150399)
0.00012892 TDB
period 1997.93189744435
5.47
1.6869e-05
4.618e-08
d
yr
n .1801863218964036 1.5214e-09 deg/d
Q 3.437381477301987 1.9349e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1620  
   data-arc span      14206 days (38.89 yr)  
   first obs. used      1982-04-27  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50527  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:29:03  

Additional Information
 Earth MOID = 1.8181 au 
 Jupiter MOID = 1.7104 au 
 T_jup = 3.171 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457143.5 (2015-May-01.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1087002142982678 3.1123e-08  
q 2.76678539105143 9.6771e-08 au
tp 2456691.874389525752
(2014-Feb-03.37438953)
0.00013107 TDB
node 185.6197989908842 1.5156e-05 deg
peri 294.1806462557761 2.8506e-05 deg
i 13.24007667061946 4.9752e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1620  
   data-arc span      14206 days (38.89 yr)  
   first obs. used      1982-04-27  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50527  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:29:03  

Additional Information
 Jupiter MOID = 1.7104 au 
 T_jup = 3.171 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.686347459227123E-16 -2.972930171422885E-15 6.714351649065053E-13 1.273589676306114E-15 1.233734034521372E-13 -1.106249464635811E-15
q -2.972930171422885E-15 9.364684439915753E-15 -2.723345503876491E-12 -3.256951066848927E-15 -4.92608953048976E-13 3.891574707287513E-15
tp 6.714351649065053E-13 -2.723345503876491E-12 1.717892135280871E-8 1.981926521855202E-12 3.175801325067033E-9 2.987994254912458E-12
node 1.273589676306114E-15 -3.256951066848927E-15 1.981926521855202E-12 2.297133770810061E-10 -2.22749506809808E-10 8.322779858018731E-12
peri 1.233734034521372E-13 -4.92608953048976E-13 3.175801325067033E-9 -2.22749506809808E-10 8.12570284976813E-10 -7.502974805836609E-12
i -1.106249464635811E-15 3.891574707287513E-15 2.987994254912458E-12 8.322779858018731E-12 -7.502974805836609E-12 2.4752232953172E-11

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 13.52   n/a E2021B10  
diameter diameter 5.925 km 0.220 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.241   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17144 (1999 JW98)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

[ 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
1952-Aug-10 02:52 00:02 Jupiter 1.99906500389238 1.99906398089799 1.99906602688882 4.78464049263687 4.69524929754192 2434234.619543458 1.65040929244307 126.810636657071 22.3376147462444 68.9514054848631 4063153.46604329 T 25 CATAB v2.0g-lin.ifort 2021-May-04 02:29:19 2021-May-04 02:29
1962-Oct-14 11:44 00:01 Jupiter 1.72696218968409 1.72696169943664 1.72696267993222 3.77775578858896 3.6456137387971 2437951.988954955 1.39652415058104 138.15375205046 20.7725338845166 -84.6729471450403 2584201.17638552 T 25 CATAB v2.0g-lin.ifort 2021-May-04 02:29:19 2021-May-04 02:29
2034-Feb-22 02:51 < 00:01 Jupiter 1.71203760916294 1.71203717622224 1.71203804210364 3.95345680462613 3.82626843854229 2464015.618773200 0.562398441500405 77.3009911646673 19.2653850268677 88.3055582902104 2745794.46090514 T 25 CATAB v2.0g-lin.ifort 2021-May-04 02:29:19 2021-May-04 02:29
2105-Jul-02 04:37 00:02 Jupiter 1.70805574173152 1.70805526352947 1.70805621993678 4.08924042295755 3.96611774489831 2490077.692123147 2.40685869955045 265.863061445875 19.3762180337251 88.585722830649 2836130.63564866 T 25 CATAB v2.0g-lin.ifort 2021-May-04 02:29:19 2021-May-04 02:29
2115-Jul-08 00:01 00:03 Jupiter 1.99606560023139 1.99606407675173 1.99606712371161 2.43725458105133 2.25643919368712 2493735.500390667 3.287522615815 105.760368973387 58.8512350827252 37.5344794005284 3669471.34678811 T 25 CATAB v2.0g-lin.ifort 2021-May-04 02:29:19 2021-May-04 02:29
2176-Nov-08 22:39 00:04 Jupiter 1.71045778430706 1.7104568433048 1.71045872534918 4.19041893247906 4.07052900337496 2516140.443727933 4.27760258384822 471.336776472063 19.4197715443159 85.6020873452994 2938637.76642886 T 25 CATAB v2.0g-lin.ifort 2021-May-04 02:29:19 2021-May-04 02:29
2186-Dec-01 16:25 00:06 Jupiter 1.9444554733064 1.94445289702471 1.94445804959009 2.63771697689779 2.46704937880201 2519815.184193217 5.50582944813988 172.664078164575 69.4143502383778 2.20201145909363 1547491.92242161 T 25 CATAB v2.0g-lin.ifort 2021-May-04 02:29:19 2021-May-04 02:29

Alternate Designations
 1999 JW98 = 1982 HE3 = 1998 DC16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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