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277532 (2005 XX117)
Classification: Main-belt Asteroid          SPK-ID: 2277532
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08442027756747945 8.6435e-08  
a 2.754989027212603 2.738e-08 au
q 2.522412088839954 2.4066e-07 au
i 4.979881858980007 6.2291e-06 deg
node 45.71098787677164 8.8464e-05 deg
peri 332.4847872736692 9.7769e-05 deg
M 166.4788131424987 4.0689e-05 deg
tp 2458428.113441521939
(2018-Nov-05.61344152)
0.00018723 TDB
period 1670.237526345741
4.57
2.4899e-05
6.817e-08
d
yr
n .2155382059865655 3.2131e-09 deg/d
Q 2.98756596558525 2.9691e-08 au
  Orbit Determination Parameters
   # obs. used (total)      148  
   data-arc span      7022 days (19.23 yr)  
   first obs. used      2000-11-01  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6236  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 14:12:39  

Additional Information
 Earth MOID = 1.52442 au 
 Jupiter MOID = 2.43093 au 
 T_jup = 3.333 
[ 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 16.9   n/a MPO534033  
diameter diameter 2.702 km 0.461 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.035   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

277532 (2005 XX117)          Discovered 2005-Dec-06 by Spacewatch at Kitt Peak
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ 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
1929-Mar-13 08:37 00:33 Europ 0.0393405304600664 0.0393037487279765 0.0393774879846335 2.9488556306211 2.94885553900369 2425683.858955015 33.0508703915946 4536.09373826664 95.7588097614781 66.1448791612558 56141.8624447171 T 12 CATAB v2.0f-lin.ifort 2020-Feb-25 14:12:40 2020-Feb-25 14:12
2012-Aug-27 05:47 00:04 Iris 0.0143492202443684 0.0143441368528809 0.0143543052451814 3.24583129549026 3.24583117206081 2456166.740977885 3.73497768798456 353.031322069784 57.6302255478829 -44.9072669759787 26622.5339611926 T 12 CATAB v2.0f-lin.ifort 2020-Feb-25 14:12:40 2020-Feb-25 14:12

Alternate Designations
 2005 XX117 = 2009 SV214 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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