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295396 (2008 JW7)
Classification: Outer Main-belt Asteroid          SPK-ID: 2295396
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1577947490523106 6.2714e-08  
a 3.963972757412602 8.4901e-08 au
q 3.338478670906485 2.914e-07 au
i 9.570799509305029 8.9338e-06 deg
node 150.6044288496665 3.912e-05 deg
peri 272.1723634937614 4.9125e-05 deg
M 347.5289276586021 3.0587e-05 deg
tp 2459100.360955277970
(2020-Sep-07.86095528)
0.00024632 TDB
period 2882.666615663259
7.89
9.2613e-05
2.536e-07
d
yr
n .1248843685370705 4.0122e-09 deg/d
Q 4.58946684391872 9.8298e-08 au
  Orbit Determination Parameters
   # obs. used (total)      195  
   data-arc span      5043 days (13.81 yr)  
   first obs. used      2006-01-09  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60189  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 06:59:55  

Additional Information
 Earth MOID = 2.37107 au 
 Jupiter MOID = .987326 au 
 T_jup = 3.012 
[ 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 14.6   n/a MPO455183  
diameter diameter 7.546 km 0.814 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  
geometric albedo albedo 0.045   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  

295396 (2008 JW7)          Discovered 2008-May-05 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ 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
1919-Jul-30 21:51 00:04 Jupiter 1.82062856014555 1.82062728979621 1.82062983049769 4.2612674408075 4.15065387369544 2422170.410741587 4.26714109353752 167.974889431756 39.4271422641988 74.3164302148331 2228235.836324 T 15 CATAB v2.0f-lin.ifort 2019-Nov-08 07:00:18 2019-Nov-08 07:00
1942-Nov-10 22:37 00:05 Jupiter 1.84719702730782 1.84719605967741 1.84719799493982 4.27857863347994 4.17002944890876 2430674.442252169 4.75643345704886 135.163315583275 31.0264690419638 75.1698699686616 2820453.93061429 T 15 CATAB v2.0f-lin.ifort 2019-Nov-08 07:00:18 2019-Nov-08 07:00
1966-Feb-19 10:38 00:04 Jupiter 1.85638858887172 1.85638774083185 1.85638943691202 4.24041529668586 4.13141297473608 2439175.942801317 4.33284295982918 94.4063641637176 32.4703885338198 74.6343801694917 2792677.7000305 T 15 CATAB v2.0f-lin.ifort 2019-Nov-08 07:00:18 2019-Nov-08 07:00
1989-Jun-20 21:13 00:03 Jupiter 1.83499597121014 1.83499492013755 1.83499702228304 4.13947430647634 4.02642027162615 2447698.383836546 2.79768221149166 84.855545574008 37.1196148959818 65.3078905305225 2208248.50408346 T 15 CATAB v2.0f-lin.ifort 2019-Nov-08 07:00:18 2019-Nov-08 07:00
2012-Dec-09 16:02 < 00:01 Jupiter 1.81462489680163 1.814623872268 1.81462592133547 4.07004626565689 3.95369770277274 2456271.168223659 0.560036716803597 81.3006309556739 39.3426547276788 67.7878711167524 2251352.14223971 T 15 CATAB v2.0f-lin.ifort 2019-Nov-08 07:00:18 2019-Nov-08 07:00
2036-Jul-29 06:58 00:03 Jupiter 1.80298912874189 1.80298823115883 1.80299002632515 4.03627115426847 3.91815122056199 2464903.790581941 2.64527123423967 95.4047977799766 36.9754689967014 76.6844214995344 2648875.25177631 T 15 CATAB v2.0f-lin.ifort 2019-Nov-08 07:00:18 2019-Nov-08 07:00
2060-May-07 04:59 00:05 Jupiter 1.79714206288553 1.79714116441885 1.79714296135282 4.01432214010757 3.89514434359257 2473586.707915115 4.89255795070206 118.19277073647 35.1211300478027 77.613528810663 2783083.88312567 T 15 CATAB v2.0f-lin.ifort 2019-Nov-08 07:00:18 2019-Nov-08 07:00
2084-Mar-15 17:28 00:06 Jupiter 1.80289813833779 1.80289723782906 1.80289903884714 4.01417567335993 3.89537970852463 2482300.227981089 5.9496780225468 117.457914446356 35.1832018881288 77.4377430669907 2792771.77016163 T 15 CATAB v2.0f-lin.ifort 2019-Nov-08 07:00:18 2019-Nov-08 07:00
2108-Jan-13 20:23 00:06 Jupiter 1.80312005082356 1.8031191485042 1.80312095314344 3.99732061193121 3.87802326608533 2491003.349311741 5.65654231850729 107.738367894597 34.7282750104532 75.8317356993209 2781339.09569886 T 15 CATAB v2.0f-lin.ifort 2019-Nov-08 07:00:18 2019-Nov-08 07:00
2131-Oct-06 04:25 00:04 Jupiter 1.81307652178082 1.81307553546994 1.81307750809221 4.024121090887 3.90630288352971 2499669.683853603 4.44154302439368 101.489379905466 36.2094168937725 72.1656430385454 2525268.92028758 T 15 CATAB v2.0f-lin.ifort 2019-Nov-08 07:00:18 2019-Nov-08 07:00
2155-Apr-30 10:22 00:04 Jupiter 1.83645088985383 1.83644971022413 1.83645206948363 4.12736584632283 4.0140618940826 2508276.931683818 3.57110973559793 106.200622922469 49.4077644385018 75.9640464226221 1851278.4966953 T 15 CATAB v2.0f-lin.ifort 2019-Nov-08 07:00:18 2019-Nov-08 07:00
2178-Sep-25 18:46 00:04 Jupiter 1.85771005463117 1.85770889314947 1.85771121611287 4.30093874716599 4.19358730919666 2516826.282150396 3.94377832711218 134.830357245626 52.0566345392427 84.7109707563505 1775332.28006415 T 15 CATAB v2.0f-lin.ifort 2019-Nov-08 07:00:18 2019-Nov-08 07:00
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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