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227386 (2005 UJ297)
Classification: Main-belt Asteroid          SPK-ID: 2227386
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1275189571946677 5.4314e-08  
a 2.585945493191101 1.9828e-08 au
q 2.256188420537121 1.4607e-07 au
i 1.801700501127805 6.2275e-06 deg
node 228.1159005076355 0.00017686 deg
peri 96.03669738419835 0.00017843 deg
M 302.4322543449333 2.2634e-05 deg
tp 2459443.386959750627
(2021-Aug-16.88695975)
9.5517e-05 TDB
period 1518.894035457681
4.16
1.7469e-05
4.783e-08
d
yr
n .2370145590120268 2.726e-09 deg/d
Q 2.915702565845081 2.2356e-08 au
  Orbit Determination Parameters
   # obs. used (total)      194  
   data-arc span      7730 days (21.16 yr)  
   first obs. used      1999-03-22  
   last obs. used      2020-05-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54546  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:39:33  

Additional Information
 Earth MOID = 1.24293 au 
 Jupiter MOID = 2.37954 au 
 T_jup = 3.410 
[ 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 17.18   n/a E2021B55  

227386 (2005 UJ297)          Discovered 2005-Oct-26 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ 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
1913-Aug-27 10:06 00:03 Juno 0.0370971602620531 0.0370638052245507 0.0371305360618981 6.9174016634606 6.91740161605144 2420006.921161287 2.90344754928828 2164.17290552398 71.5157002813644 39.804885810937 49699.1913024697 T 16 CATAB v2.0f-lin.ifort 2021-Apr-14 00:39:34 2021-Apr-14 00:39
2133-Sep-04 22:41 00:04 Thisb 0.0391577428531062 0.039132528473005 0.0391830103779669 1.55542443638346 1.55542432443756 2500369.445202263 4.43742804663014 2591.17028357166 33.1429469336163 61.0597719056215 154116.921376254 T 16 CATAB v2.0f-lin.ifort 2021-Apr-14 00:39:34 2021-Apr-14 00:39
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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