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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1231917899994711 5.1615e-08  
a 3.0569385019138 3.4639e-08 au
q 2.680348775944738 1.4575e-07 au
i 2.75381744930405 5.3884e-06 deg
node 78.66767441058859 0.00010442 deg
peri 253.0538111694692 0.00010702 deg
M 126.5839174339938 2.5474e-05 deg
tp 2458514.056952498190
(2019-Jan-30.55695250)
0.0001339 TDB
period 1952.218750296696
5.34
3.3181e-05
9.084e-08
d
yr
n .1844055641537546 3.1343e-09 deg/d
Q 3.433528227882863 3.8906e-08 au
  Orbit Determination Parameters
   # obs. used (total)      267  
   data-arc span      7238 days (19.82 yr)  
   first obs. used      2001-03-26  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58958  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 14:58:52  

Additional Information
 Earth MOID = 1.66948 au 
 Jupiter MOID = 1.90856 au 
 T_jup = 3.222 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457608.5 (2016-Aug-08.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1251349237758733 5.2298e-08  
q 2.675348117825317 1.4839e-07 au
tp 2458506.155526516832
(2019-Jan-22.65552652)
0.00013138 TDB
node 78.79401531733657 0.00010469 deg
peri 251.6037409277391 0.00010716 deg
i 2.751506687573471 5.3764e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      267  
   data-arc span      7238 days (19.82 yr)  
   first obs. used      2001-03-26  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58958  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 14:58:52  

Additional Information
 Jupiter MOID = 1.90856 au 
 T_jup = 3.222 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.735048092977336E-15 -7.632818710925157E-15 2.253098123134019E-12 -3.005501245865557E-15 2.500632780447335E-13 -4.635358817760298E-16
q -7.632818710925157E-15 2.202017292724641E-14 -5.412867657202695E-12 9.967235760635102E-15 -6.076707336663538E-13 1.390377679779534E-15
tp 2.253098123134019E-12 -5.412867657202695E-12 1.726044186654059E-8 -2.60574083974891E-11 2.997515997706284E-9 -1.044398263229957E-12
node -3.005501245865557E-15 9.967235760635102E-15 -2.60574083974891E-11 1.096085752151598E-8 -1.095285036064153E-8 -1.107333778308874E-10
peri 2.500632780447335E-13 -6.076707336663538E-13 2.997515997706284E-9 -1.095285036064153E-8 1.148388046101728E-8 1.104018911620417E-10
i -4.635358817760298E-16 1.390377679779534E-15 -1.044398263229957E-12 -1.107333778308874E-10 1.104018911620417E-10 2.890592021868997E-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 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

[ 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
1920-Jan-05 12:23 00:05 Jupiter 1.90154380733231 1.90154299457139 1.90154462009679 2.38932840742967 2.19499691485503 2422329.016030998 4.86513049958751 172.124967167761 8.33487886188577 -79.6846946549697 2669855.4883869 T 19 CATAB v2.0f-lin.ifort 2021-Feb-24 14:58:53 2021-Feb-24 14:58
1968-Jul-31 14:19 00:02 Jupiter 1.99902692803411 1.99902593970432 1.99902791636492 2.57073255738194 2.40025645676449 2440069.096288547 2.35657832017599 114.648671999609 13.909603646077 -78.6735310738481 2058454.25977391 T 19 CATAB v2.0f-lin.ifort 2021-Feb-24 14:58:53 2021-Feb-24 14:58
1978-Feb-11 12:58 00:02 Jupiter 1.9210816481902 1.92108117870698 1.92108211767332 2.86173649249575 2.70327901106149 2443551.040265089 1.9328196513737 47.8691924643364 12.5618448409645 -86.9644803738274 2306041.83040062 T 19 CATAB v2.0f-lin.ifort 2021-Feb-24 14:58:53 2021-Feb-24 14:58
2026-Sep-09 21:14 < 00:01 Jupiter 1.90419482567424 1.9041943496855 1.90419530166276 2.42085621276318 2.22955293751793 2461293.385020473 0.592432136181124 58.4113812576285 5.90864121418846 -87.8755606464376 2462545.33821576 T 19 CATAB v2.0f-lin.ifort 2021-Feb-24 14:58:53 2021-Feb-24 14:58
2075-Apr-06 09:29 00:03 Jupiter 1.98369965795853 1.98369912576698 1.98370019015097 2.51531790278905 2.33941050948279 2479033.895043429 2.99463665906123 148.160735383659 8.35617399372564 -85.7451638607872 2671617.06782742 T 19 CATAB v2.0f-lin.ifort 2021-Feb-24 14:58:53 2021-Feb-24 14:58
2084-Oct-17 17:35 00:03 Jupiter 1.94238518947455 1.9423844434022 1.94238593554656 2.99022928762007 2.84065562684963 2482516.232622879 3.44796764773379 47.881356186995 17.6188742896554 87.8770643719006 1375004.31873505 T 19 CATAB v2.0f-lin.ifort 2021-Feb-24 14:58:53 2021-Feb-24 14:58
2133-May-16 12:37 00:06 Jupiter 1.90735071660525 1.90735028856665 1.90735114464402 2.45979984827053 2.27210228254436 2500258.025808899 5.94667423321893 183.660072432103 6.71720511558461 -83.457958092498 2636623.25245846 T 19 CATAB v2.0f-lin.ifort 2021-Feb-24 14:58:53 2021-Feb-24 14:58
2181-Dec-11 04:23 00:08 Jupiter 1.96763119829803 1.9676299450392 1.96763245157855 2.4635554205204 2.28213687751718 2517998.682877189 8.34250444589878 372.539890821584 7.72961614790689 -83.9025300554262 2579020.11856166 T 19 CATAB v2.0f-lin.ifort 2021-Feb-24 14:58:53 2021-Feb-24 14:58
2191-Jun-26 09:34 00:09 Jupiter 1.9603873261037 1.96038579490578 1.9603888573005 3.11361575206131 2.97160985474356 2521482.898829548 8.75981313394409 50.5405390146447 31.304918163207 70.864444817632 628148.686307576 T 19 CATAB v2.0f-lin.ifort 2021-Feb-24 14:58:53 2021-Feb-24 14:58

Alternate Designations
 2008 RO64 = 2006 DB173 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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