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78528 (2002 RO98)
Classification: Outer Main-belt Asteroid          SPK-ID: 2078528
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1303774185135539 3.9711e-08  
a 3.207080027499712 2.3021e-08 au
q 2.788949212547922 1.3282e-07 au
i 5.382999740073121 4.9419e-06 deg
node 164.3704464905098 4.3366e-05 deg
peri 236.9529546969966 4.7145e-05 deg
M 37.58610044632452 1.7303e-05 deg
tp 2458981.477923587864
(2020-May-11.97792359)
0.00010049 TDB
period 2097.79537041809
5.74
2.2588e-05
6.184e-08
d
yr
n .1716087303254236 1.8478e-09 deg/d
Q 3.625210842451502 2.6023e-08 au
  Orbit Determination Parameters
   # obs. used (total)      810  
   data-arc span      8871 days (24.29 yr)  
   first obs. used      1996-10-05  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52661  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 07:15:28  

Additional Information
 Earth MOID = 1.80064 au 
 Jupiter MOID = 1.80873 au 
 T_jup = 3.172 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457136.5 (2015-Apr-24.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1251704713474525 3.9187e-08  
q 2.807344083502962 1.2989e-07 au
tp 2456864.876457889571
(2014-Jul-26.37645789)
0.00010816 TDB
node 164.5456866838234 4.3168e-05 deg
peri 234.3500086012016 4.7508e-05 deg
i 5.386958503513405 4.9539e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      810  
   data-arc span      8871 days (24.29 yr)  
   first obs. used      1996-10-05  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52661  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 07:15:28  

Additional Information
 Jupiter MOID = 1.80873 au 
 T_jup = 3.172 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.535630382184548E-15 -5.030281243926767E-15 -8.579284315682422E-13 2.703683357208577E-15 -1.698024637613722E-13 -1.137239984310109E-15
q -5.030281243926767E-15 1.687225986447559E-14 2.600795686253572E-12 -9.103222691359632E-15 5.29646924907789E-13 4.509138562634496E-15
tp -8.579284315682422E-13 2.600795686253572E-12 1.169952355449411E-8 -1.126342473754993E-11 2.162764098021838E-9 -2.056754131817819E-12
node 2.703683357208577E-15 -9.103222691359632E-15 -1.126342473754993E-11 1.863449149228227E-9 -1.857269571070327E-9 2.712600743919188E-11
peri -1.698024637613722E-13 5.29646924907789E-13 2.162764098021838E-9 -1.857269571070327E-9 2.256970313394912E-9 -2.735324725039343E-11
i -1.137239984310109E-15 4.509138562634496E-15 -2.056754131817819E-12 2.712600743919188E-11 -2.735324725039343E-11 2.454104429723781E-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 14.55   n/a E2020-QM9  
diameter diameter 6.123 km 0.506 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.068   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78528 (2002 RO98)          Discovered 2002-Sep-05 by LINEAR at Socorro
Reference: 20040415/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
1972-Jun-04 08:57 00:02 Jupiter 1.93889775083944 1.93889718556574 1.93889831611292 2.91208767110226 2.75799548532464 2441472.872680787 1.74294177582274 49.2823322890363 15.6641540442377 -81.9780218088884 2188950.77752498 T 26 CATAB v2.0f-lin.ifort 2021-Feb-24 07:15:30 2021-Feb-24 07:15
1983-Jun-26 20:53 00:01 Jupiter 1.87197764511009 1.87197720624382 1.87197808397646 2.44047904079333 2.24744044562652 2445512.369899793 1.28337211088279 55.0696297633517 5.52657917914434 -78.3491179040465 3261530.63075654 T 26 CATAB v2.0f-lin.ifort 2021-Feb-24 07:15:30 2021-Feb-24 07:15
1994-Aug-02 19:29 < 00:01 Jupiter 1.83873249648023 1.83873210746621 1.83873288549425 2.33590697734916 2.12958918670837 2449567.311812507 0.830476538037684 57.1109643942721 8.85830884357515 -81.6767758617901 2980337.0264338 T 26 CATAB v2.0f-lin.ifort 2021-Feb-24 07:15:30 2021-Feb-24 07:15
2005-Sep-17 17:47 < 00:01 Jupiter 1.8538968249978 1.85389639934956 1.85389725064593 2.48497502981161 2.29375797556527 2453631.240914292 0.442229365853874 47.2659751701037 12.8267194281466 -86.3318064024209 2654142.7827004 T 26 CATAB v2.0f-lin.ifort 2021-Feb-24 07:15:30 2021-Feb-24 07:15
2016-Nov-03 16:30 < 00:01 Jupiter 1.91820364582341 1.91820317302409 1.91820411862273 2.79211544584786 2.62921419329489 2457696.187460374 0.279497417413816 41.318897058367 15.7653184501829 87.4209486581979 2717313.06935044 T 26 CATAB v2.0f-lin.ifort 2021-Feb-24 07:15:30 2021-Feb-24 07:15
2127-Feb-24 13:28 00:03 Jupiter 1.9320523096907 1.93205162807371 1.93205299130791 3.10972289093828 2.96539462735615 2497985.061218030 2.96691435155038 85.6809133889584 17.6283055422598 87.4914625323212 2045917.84299622 T 26 CATAB v2.0f-lin.ifort 2021-Feb-24 07:15:30 2021-Feb-24 07:15
2138-Mar-13 16:55 00:03 Jupiter 1.85958816958016 1.85958759946824 1.85958873969197 2.46647591668968 2.27431854525448 2502020.205184039 3.21441094732634 51.7158641727035 10.5712197352224 -79.9967144724663 1656286.59467143 T 26 CATAB v2.0f-lin.ifort 2021-Feb-24 07:15:30 2021-Feb-24 07:15
2149-Apr-13 15:16 00:03 Jupiter 1.82523871032808 1.82523829568906 1.82523912496751 2.2309279002604 2.01219204893634 2506069.136205740 3.46320278586203 116.968413769729 10.8429110459758 -88.2690844833968 3175771.25430443 T 26 CATAB v2.0f-lin.ifort 2021-Feb-24 07:15:30 2021-Feb-24 07:15
2160-May-25 20:40 00:04 Jupiter 1.83888400125158 1.83888349909882 1.8388845034058 2.33846011310529 2.13240716194111 2510129.361432326 3.77861059723704 183.259049834382 11.7325077100325 -89.0999900482898 2739984.08293261 T 26 CATAB v2.0f-lin.ifort 2021-Feb-24 07:15:30 2021-Feb-24 07:15
2171-Jul-10 14:30 00:04 Jupiter 1.90015157521976 1.90015068557744 1.900152464869 2.66452269985416 2.49161587991038 2514192.104353428 4.20368443301125 228.278333993098 14.9051516392083 85.6231094059441 2675569.75232482 T 26 CATAB v2.0f-lin.ifort 2021-Feb-24 07:15:30 2021-Feb-24 07:15

Alternate Designations
 2002 RO98 = 1996 TY53 = 1999 CS135 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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