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295394 (2008 JJ7)
Classification: Main-belt Asteroid          SPK-ID: 2295394
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1690521191427001 6.6743e-08  
a 2.77050391118726 3.4999e-08 au
q 2.302144353907914 1.7623e-07 au
i 12.56527066726023 6.6508e-06 deg
node 90.83677097538039 2.3934e-05 deg
peri 165.9888556688273 3.0422e-05 deg
M 204.2991609240648 2.5262e-05 deg
tp 2459728.992408640987
(2022-May-29.49240864)
0.0001294 TDB
period 1684.366434164511
4.61
3.1918e-05
8.739e-08
d
yr
n .2137302149330524 4.05e-09 deg/d
Q 3.238863468466605 4.0916e-08 au
  Orbit Determination Parameters
   # obs. used (total)      246  
   data-arc span      6159 days (16.86 yr)  
   first obs. used      2003-04-05  
   last obs. used      2020-02-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54691  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 19:49:34  

Additional Information
 Earth MOID = 1.28884 au 
 Jupiter MOID = 1.84688 au 
 T_jup = 3.282 
[ 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 16.0   n/a MPO413252  

295394 (2008 JJ7)          Discovered 2008-May-02 by Spacewatch at Kitt Peak
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
1941-Aug-14 18:29 00:04 Jupiter 1.83200889470326 1.83200833866762 1.83200945074222 3.05057148834433 2.89504642888408 2430221.270458838 3.84830263609194 324.442014528136 27.7795779032288 -89.5257572897463 1435514.46214716 T 11 CATAB v2.0f-lin.ifort 2020-Nov-11 19:49:35 2020-Nov-11 19:49
2001-Dec-20 18:30 < 00:01 Jupiter 1.99139358348248 1.99139257909681 1.99139458787098 3.47387756162883 3.34920022251309 2452264.270594484 0.790491395555135 149.991239033335 16.0766159003384 -73.5572289155469 1899501.76106283 T 11 CATAB v2.0f-lin.ifort 2020-Nov-11 19:49:35 2020-Nov-11 19:49
2024-Jun-24 08:35 < 00:01 Jupiter 1.84644727879509 1.84644666639146 1.84644789120019 3.00276343427466 2.84589640370326 2460485.857381970 0.495009373772995 219.397596225139 20.1091630509054 -84.6540461827891 1912807.59651421 T 11 CATAB v2.0f-lin.ifort 2020-Nov-11 19:49:35 2020-Nov-11 19:49
2084-Oct-31 10:28 00:03 Jupiter 1.94038493529546 1.94038353463036 1.9403863359877 3.40700899220981 3.27637977263285 2482529.935846454 3.48102988765172 393.080297140223 12.9834594772933 -80.3070137038111 1998870.57476435 T 11 CATAB v2.0f-lin.ifort 2020-Nov-11 19:49:35 2020-Nov-11 19:49
2107-May-04 09:05 00:05 Jupiter 1.869759205582 1.86975757209927 1.86976083907259 2.95478828174431 2.79727558348736 2490748.878258293 4.82661460901871 311.521876171853 63.996432213444 -77.1338546758391 1984081.78841497 T 11 CATAB v2.0f-lin.ifort 2020-Nov-11 19:49:35 2020-Nov-11 19:49
2167-Sep-11 03:15 00:08 Jupiter 1.88938322212403 1.88938065030054 1.88938579409401 3.34268740115937 3.20576766796442 2512793.635222504 7.64058788435579 868.863942179329 12.9849955033385 -82.0236700309047 1882375.94128147 T 11 CATAB v2.0f-lin.ifort 2020-Nov-11 19:49:35 2020-Nov-11 19:49
2190-Mar-12 00:26 00:09 Jupiter 1.90148016343852 1.90147647171356 1.90148385530053 2.92912122892524 2.77287622750576 2521011.518025132 9.34095285623758 888.753518536524 52.1053687251623 -76.9861454881471 1906002.46669973 T 11 CATAB v2.0f-lin.ifort 2020-Nov-11 19:49:35 2020-Nov-11 19:49
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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