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115545 (2003 UW64)
Classification: Main-belt Asteroid          SPK-ID: 2115545
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05206810613917306 3.6085e-08  
a 2.672928621594914 1.4999e-08 au
q 2.533754290423277 9.4747e-08 au
i 12.57383484024009 4.4197e-06 deg
node 118.4904682178481 2.1645e-05 deg
peri 153.7439494358586 5.8595e-05 deg
M 86.31182268200394 5.3296e-05 deg
tp 2458817.809874680571
(2019-Nov-30.30987468)
0.00023664 TDB
period 1596.171194560109
4.37
1.3435e-05
3.678e-08
d
yr
n .2255397173103433 1.8984e-09 deg/d
Q 2.812102952766552 1.578e-08 au
  Orbit Determination Parameters
   # obs. used (total)      712  
   data-arc span      8710 days (23.85 yr)  
   first obs. used      1997-03-05  
   last obs. used      2021-01-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57171  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:44:03  

Additional Information
 Earth MOID = 1.52044 au 
 Jupiter MOID = 2.32953 au 
 T_jup = 3.344 
[ 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 15.33   n/a MPCxxxxx  
diameter diameter 2.386 km 0.732 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.283   0.239 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

115545 (2003 UW64)          Discovered 2003-Oct-16 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ 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
1906-May-10 07:35 00:03 Iris 0.0432586195005423 0.0432362191050517 0.0432810302404408 7.29534791976195 7.2953479015459 2417340.815686959 3.07526470025066 1537.02293663705 48.6999110906682 -43.4084079570556 91350.9042383256 T 23 CATAB v2.0f-lin.ifort 2021-Apr-13 16:44:05 2021-Apr-13 16:44
1972-Jan-28 20:58 00:01 Eunom 0.0396228261277087 0.0396211241638464 0.0396245304606699 8.83837309700701 8.83837305692254 2441345.373531372 1.02924276201035 570.697500575211 43.9084144840936 82.6613987689314 133866.361751113 T 23 CATAB v2.0f-lin.ifort 2021-Apr-13 16:44:05 2021-Apr-13 16:44
2164-May-23 09:11 00:06 Iris 0.0414429394701831 0.0414028308565521 0.041483059903706 7.20913289817311 7.20913287893158 2511587.882513817 5.91846052675642 2284.42756368979 48.4004738976435 28.9017481631363 61941.8998261464 T 23 CATAB v2.0f-lin.ifort 2021-Apr-13 16:44:05 2021-Apr-13 16:44
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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