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227498 (2005 XJ76)
Classification: Main-belt Asteroid          SPK-ID: 2227498
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07696857403628729 5.313e-08  
a 2.662524125231987 2.8323e-08 au
q 2.457593439975668 1.5029e-07 au
i 3.691504828760759 5.2311e-06 deg
node 52.95637384774307 9.174e-05 deg
peri 340.6187619400081 0.00010214 deg
M 212.9853479386094 5.0351e-05 deg
tp 2459848.532629635843
(2022-Sep-26.03262964)
0.00022908 TDB
period 1586.860516266673
4.34
2.532e-05
6.932e-08
d
yr
n .2268630395108412 3.6199e-09 deg/d
Q 2.867454810488306 3.0503e-08 au
  Orbit Determination Parameters
   # obs. used (total)      235  
   data-arc span      7167 days (19.62 yr)  
   first obs. used      2000-10-01  
   last obs. used      2020-05-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .64447  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:40:00  

Additional Information
 Earth MOID = 1.46299 au 
 Jupiter MOID = 2.45974 au 
 T_jup = 3.378 
[ 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 16.69   n/a E2021B55  
diameter diameter 2.794 km 0.790 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.062   0.073 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

227498 (2005 XJ76)          Discovered 2005-Dec-07 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
1908-Nov-24 04:57 00:11 Amphi 0.0300602441434358 0.0300175682899948 0.030102963078156 1.67926880913304 1.67926869524966 2418269.705912218 10.5001503436701 2777.09778502099 50.3821650054909 40.1417601867413 57388.6172540757 T 20 CATAB v2.0f-lin.ifort 2021-Apr-14 00:40:01 2021-Apr-14 00:40
1990-Aug-27 23:24 00:05 Iris 0.0343343164883156 0.0343326791766329 0.0343359547507923 3.19577383370749 3.19577378131505 2448131.474887118 4.84178271363277 490.001907496075 65.9375639942892 84.3147043838808 77454.0413218842 T 20 CATAB v2.0f-lin.ifort 2021-Apr-14 00:40:01 2021-Apr-14 00:40

Alternate Designations
 2005 XJ76 = 2007 EC112 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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