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1510 Charlois (1939 DC)
Classification: Main-belt Asteroid          SPK-ID: 2001510
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1489739829682319 3.7433e-08  
a 2.671536952134643 8.4412e-09 au
q 2.273547451728335 1.0229e-07 au
i 11.82527567678761 3.713e-06 deg
node 331.3691995644833 1.6502e-05 deg
peri 165.1009105876089 2.0777e-05 deg
M 331.9162673833321 1.409e-05 deg
tp 2459520.920669533339
(2021-Nov-02.42066953)
6.2691e-05 TDB
period 1594.92477881726
4.37
7.5591e-06
2.07e-08
d
yr
n .2257159740580138 1.0698e-09 deg/d
Q 3.069526452540952 9.6987e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2802  
   data-arc span      30009 days (82.16 yr)  
   first obs. used      1939-02-22  
   last obs. used      2021-04-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .37602  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 12:28:12  

Additional Information
 Earth MOID = 1.28942 au 
 Jupiter MOID = 1.9601 au 
 T_jup = 3.335 
[ 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 11.57   n/a MPCxxxxx  
diameter diameter 24.507 km 0.345 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 5.866 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Behrend, R. (2013) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.118   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
SMASSII spectral type spec_B C   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

1510 Charlois (1939 DC)          Discovered 1939-Feb-22 by Patry, A. at Nice
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ 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
1915-Feb-25 05:43 00:01 Jupiter 1.96440726765436 1.96440694018085 1.96440759513212 3.92574334587293 3.81432710476558 2420553.737999785 1.29279527354843 261.39081733746 10.7686520185244 87.5972133965344 4211454.83921399 T 35 CATAB v2.0g-lin.ifort 2021-Jul-08 12:28:36 2021-Jul-08 12:28
1998-Jan-16 13:30 < 00:01 Jupiter 1.96190691815579 1.96190661591152 1.96190722040275 3.91995827809126 3.80822849902669 2450830.062703068 0.250013769745437 219.447383342717 9.64270360970919 87.424800818633 4193719.87163076 T 35 CATAB v2.0g-lin.ifort 2021-Jul-08 12:28:36 2021-Jul-08 12:28
2080-Dec-08 23:40 < 00:01 Jupiter 1.96123463084822 1.96123433680376 1.96123492489479 3.91141280509471 3.799392786246 2481107.486356324 0.849491909140438 191.963578790538 9.18705892433405 87.0570545887993 4284341.21252122 T 35 CATAB v2.0g-lin.ifort 2021-Jul-08 12:28:36 2021-Jul-08 12:28
2163-Nov-02 04:17 00:02 Jupiter 1.98098023310924 1.9809797776096 1.98098068861462 3.92539335371057 3.81491258700205 2511384.678417152 1.91014355923419 220.548099927948 11.0292895955453 84.9977653772935 4098856.81563077 T 35 CATAB v2.0g-lin.ifort 2021-Jul-08 12:28:36 2021-Jul-08 12:28

Alternate Designations
 1939 DC = 1959 WE = 1963 UB 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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