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295507 (2008 RO64)
Classification: Main-belt Asteroid          SPK-ID: 2295507
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1231662558720548 5.1802e-08  
a 3.056352050696871 3.6775e-08 au
q 2.679912611985661 1.4781e-07 au
i 2.754077090352753 5.8739e-06 deg
node 78.66922467391659 0.0001207 deg
peri 252.9535988932963 0.00012356 deg
M 89.81011274089653 2.683e-05 deg
tp 2458513.615180249942
(2019-Jan-30.11518025)		 0.00014377 TDB
period 1951.65699898075
5.34		 3.5225e-05
9.644e-08		 d
yr
n .1844586421630489 3.3292e-09 deg/d
Q 3.432791489408081 4.1305e-08 au
   Orbit Determination Parameters
   # obs. used (total)      233  
   data-arc span      6880 days (18.84 yr)  
   first obs. used      2001-03-26  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59264  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 16:40:30  

Additional Information
 Earth MOID = 1.67094 au 
 Jupiter MOID = 1.90901 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 16.0   n/a MPO455184  

295507 (2008 RO64)          Discovered 2008-Sep-04 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

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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
1920-Jan-05 12:23 00:05 Jupiter 1.90154371432919 1.90154286773952 1.90154456092307 2.38932841584392 2.19499691408887 2422329.015635632 5.16719030434235 184.11675760325 9.27254060343526 -79.764336236521 2662532.6736996 T 16 CATAB v2.0f-lin.ifort 2020-Feb-25 16:40:36 2020-Feb-25 16:40
1968-Jul-31 14:18 00:02 Jupiter 1.99902688063712 1.99902588622557 1.99902787504981 2.57073248319882 2.40025637312705 2440069.096111524 2.48184270278122 122.570384407166 14.6846971555841 -79.4437021953863 1991775.12741812 T 16 CATAB v2.0f-lin.ifort 2020-Feb-25 16:40:36 2020-Feb-25 16:40
1978-Feb-11 12:58 00:02 Jupiter 1.92108158557711 1.92108108762633 1.92108208352778 2.86173632869603 2.70327883234444 2443551.040130232 2.02627038470235 54.990085516892 14.2348908550636 -86.7762976514829 2265481.99729383 T 16 CATAB v2.0f-lin.ifort 2020-Feb-25 16:40:36 2020-Feb-25 16:40
2026-Sep-09 21:15 < 00:01 Jupiter 1.90419477785531 1.90419429061407 1.90419526509633 2.42085606596834 2.2295527731174 2461293.385095518 0.691571334704843 69.7848113310523 6.17200429842319 -87.5756872274144 2410363.78614727 T 16 CATAB v2.0f-lin.ifort 2020-Feb-25 16:40:36 2020-Feb-25 16:40
2075-Apr-06 09:29 00:03 Jupiter 1.98369974637872 1.98369912611788 1.98370036664103 2.51531819594967 2.33941083282262 2479033.895322081 3.26181355257532 162.577571170015 9.22156508794087 -85.2730861699725 2472659.66374726 T 16 CATAB v2.0f-lin.ifort 2020-Feb-25 16:40:36 2020-Feb-25 16:40
2084-Oct-17 17:35 00:04 Jupiter 1.94238502980602 1.94238415065748 1.94238590895422 2.99022818193266 2.84065445032364 2482516.232960563 3.74800690046984 55.0038018713711 20.9679457924946 87.2362439950133 1185027.24231154 T 16 CATAB v2.0f-lin.ifort 2020-Feb-25 16:40:36 2020-Feb-25 16:40
2133-May-16 12:38 00:06 Jupiter 1.90735067296504 1.90735023480882 1.90735111112159 2.45979930896879 2.27210169421917 2500258.026373788 6.43263421171146 201.64653788767 6.90845384024894 -83.6269667673909 2541414.25475971 T 16 CATAB v2.0f-lin.ifort 2020-Feb-25 16:40:36 2020-Feb-25 16:40
2181-Dec-11 04:24 00:09 Jupiter 1.9676313897012 1.96762998536674 1.96763279406139 2.46355598491306 2.28213750512534 2517998.683649356 8.99952827833435 402.98980756087 8.32660579046027 -83.777733275997 2453934.92466321 T 16 CATAB v2.0f-lin.ifort 2020-Feb-25 16:40:36 2020-Feb-25 16:40
2191-Jun-26 09:35 00:09 Jupiter 1.96038704983524 1.960385311052 1.96038878861704 3.11361352520573 2.97160750098153 2521482.899642929 9.44390510949871 57.7065256938292 36.7440242405473 70.968190227695 557883.158345714 T 16 CATAB v2.0f-lin.ifort 2020-Feb-25 16:40:36 2020-Feb-25 16:40

Alternate Designations
 2008 RO64 = 2006 DB173 
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