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JPL Small-Body Database Browser
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58418 Luguhu (1996 BA4)
Classification: Main-belt Asteroid          SPK-ID: 2058418
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1760250494358086 9.5772e-08  
a 3.169495519733045 2.594e-08 au
q 2.611584914185462 3.0073e-07 au
i 28.37700445828955 7.7041e-06 deg
node 20.73540745995561 1.2344e-05 deg
peri 15.05256333285281 3.0716e-05 deg
M 167.757594037652 2.0877e-05 deg
tp 2458040.075283001701
(2017-Oct-13.57528300)
0.00011954 TDB
period 2061.026805390317
5.64
2.5302e-05
6.927e-08
d
yr
n .1746702173200621 2.1443e-09 deg/d
Q 3.727406125280628 3.0506e-08 au
  Orbit Determination Parameters
   # obs. used (total)      611  
   data-arc span      8471 days (23.19 yr)  
   first obs. used      1996-01-26  
   last obs. used      2019-04-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56445  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:34:38  

Additional Information
 Earth MOID = 1.62297 au 
 Jupiter MOID = 1.76067 au 
 T_jup = 2.994 
[ 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 14.4   n/a MPO468484  
diameter diameter 9.384 km 0.215 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.038   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

58418 Luguhu           Discovered 1996 Jan. 26 by the Beijing Schmidt CCD Asteroid Program in Xinglong.
Luguhu Lake is situated at the junction of southwestern Sichuan and northwestern Yunnan. Around the lake live the Mosuo people, who retain the vestiges of their ancient matriarchal society.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20080122/MPCPages.arcLast Updated: 2008-03-05

[ 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
1946-Sep-17 10:39 00:02 Jupiter 1.85836854973126 1.85836654800783 1.85837055145587 6.70738570095049 6.63908476201223 2432080.943571875 2.22049722730793 148.002222131202 73.2541863337529 58.4635522915685 2088421.29118757 T 16 CATAB v2.0e-lin.ifort 2019-Jul-13 03:34:41 2019-Jul-13 03:34
1957-Nov-25 05:57 00:02 Jupiter 1.80287718736904 1.80287608320376 1.80287829153443 6.75041440983655 6.68045361650667 2436167.747975270 1.66398879235418 130.647746406329 53.6446892599933 -85.427846559123 2533324.8577989 T 16 CATAB v2.0e-lin.ifort 2019-Jul-13 03:34:41 2019-Jul-13 03:34
2077-Mar-03 14:45 00:02 Jupiter 1.86044494020697 1.86044372390462 1.86044615650964 6.69630429024991 6.62796590730823 2479731.114558322 1.93677287968905 124.900928063963 55.3545046890341 77.3470176816921 2667769.96382645 T 16 CATAB v2.0e-lin.ifort 2019-Jul-13 03:34:41 2019-Jul-13 03:34
2088-May-10 22:45 00:02 Jupiter 1.80671265226294 1.80671087370784 1.80671443082154 6.74858477093318 6.67875414840512 2483817.447841811 2.42678252859095 182.576091320648 54.2567065879242 -66.5728961538551 2586375.28450883 T 16 CATAB v2.0e-lin.ifort 2019-Jul-13 03:34:41 2019-Jul-13 03:34

Alternate Designations
 1996 BA4 = 2000 RQ6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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