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716 Berkeley (A911 OC)
Classification: Main-belt Asteroid          SPK-ID: 2000716
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 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08673751957568462 3.4025e-08  
a 2.811661736462847 9.1742e-09 au
q 2.567785171556197 9.5006e-08 au
i 8.487501995782637 3.3519e-06 deg
node 145.8868467423967 2.3328e-05 deg
peri 56.68801973165409 2.9406e-05 deg
M 178.1561903998016 1.9222e-05 deg
tp 2458348.300157666692
(2018-Aug-17.80015767)
9.074e-05 TDB
period 1722.039198029082
4.71
8.4283e-06
2.308e-08
d
yr
n .2090544747250987 1.0232e-09 deg/d
Q 3.055538301369496 9.97e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3287  
   data-arc span      41823 days (114.51 yr)  
   first obs. used      1906-07-16  
   last obs. used      2021-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40357  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 00:49:08  

Additional Information
 Earth MOID = 1.57679 au 
 Jupiter MOID = 1.93063 au 
 T_jup = 3.299 
[ 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 10.71   n/a E2021B10 IRAS observations used: 3
diameter diameter 19.768 km 0.167 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 15.55 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:
[Garlitz, J. (2011) http://eoni.com/~garlitzj/Period.htm]
geometric albedo albedo 0.170   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
B-V BV 0.860   0.068 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=5.11, mean=5.24, max.=5.37) deg.
U-B UB 0.351   0.068 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=5.11 deg.
Tholen spectral type spec_T S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices
SMASSII spectral type spec_B S   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)

716 Berkeley (A911 OC)          Discovered 1911-Jul-30 by Palisa, J. at Vienna
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
1988-Feb-15 13:54 < 00:01 Jupiter 1.97719532472499 1.97719498232535 1.97719566712464 2.84322279655563 2.68833106666221 2447207.079196595 0.411596311082436 33.6824546370775 7.99174638426264 73.5805186538345 3741721.36996335 T 43 CATAB v2.0f-lin.ifort 2021-Feb-24 00:49:18 2021-Feb-24 00:49
2011-Aug-08 15:40 < 00:01 Jupiter 1.94880621886115 1.94880590555891 1.94880653216339 2.87032753837547 2.714683585723 2455782.152664156 0.12800175996146 25.9602828316046 9.31468495739979 75.9827543599183 3613061.02037462 T 43 CATAB v2.0f-lin.ifort 2021-Feb-24 00:49:18 2021-Feb-24 00:49
2035-Feb-02 23:54 < 00:01 Jupiter 1.93728530096216 1.93728499599552 1.93728560592879 2.95649136667808 2.80471005263804 2464361.495924968 0.321672440680738 32.0808372204654 10.4958385909891 82.7036039920646 3578864.91474343 T 43 CATAB v2.0f-lin.ifort 2021-Feb-24 00:49:18 2021-Feb-24 00:49
2058-Aug-01 10:55 < 00:01 Jupiter 1.93121567950427 1.93121537620995 1.93121598279847 3.06447609239118 2.91784555987094 2472941.954700074 0.655353116870431 50.6500177586704 11.2326185120254 87.5136706066623 3614186.13963181 T 43 CATAB v2.0f-lin.ifort 2021-Feb-24 00:49:18 2021-Feb-24 00:49
2082-Jan-30 01:16 00:01 Jupiter 1.9357143358812 1.93571401924412 1.93571465251838 3.18972682901102 3.04945976388203 2481524.553091458 1.00826685075585 74.4596267535498 11.6530324887282 -89.1925214453971 3743112.08304872 T 43 CATAB v2.0f-lin.ifort 2021-Feb-24 00:49:18 2021-Feb-24 00:49
2105-Jul-27 01:42 00:01 Jupiter 1.95940579272628 1.95940539531611 1.95940619013723 3.36027847713118 3.22907117372084 2490102.570518615 1.37752803278283 100.186552717247 12.0918869651476 -85.1994682952274 3992210.75043805 T 43 CATAB v2.0f-lin.ifort 2021-Feb-24 00:49:18 2021-Feb-24 00:49
2129-Jan-16 13:12 00:02 Jupiter 1.98383129712514 1.98383072981025 1.98383186444217 3.52504992726684 3.40177174960441 2498677.050270489 1.76594803135722 126.058557053071 12.4481256991903 -81.4227988139834 4291504.949423 T 43 CATAB v2.0f-lin.ifort 2021-Feb-24 00:49:18 2021-Feb-24 00:49

Alternate Designations
 A911 OC = 1947 CH = 1952 FA = A906 OB 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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