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JPL Small-Body Database Browser
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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 ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08669696599449603 3.4288e-08  
a 2.811955788374603 1.0812e-08 au
q 2.568167753011863 9.6525e-08 au
i 8.487220903480356 3.7251e-06 deg
node 145.8854643452741 2.6835e-05 deg
peri 56.81084364673822 3.5172e-05 deg
M 136.2077438403508 2.2091e-05 deg
tp 2458348.855914925818
(2018-Aug-18.35591493)
0.0001059 TDB
period 1722.309349031365
4.72
9.9336e-06
2.72e-08
d
yr
n .2090216837076717 1.2056e-09 deg/d
Q 3.055743823737342 1.175e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2672  
   data-arc span      41390 days (113.32 yr)  
   first obs. used      1906-07-16  
   last obs. used      2019-11-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43941  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 15:34:58  

Additional Information
 Earth MOID = 1.57793 au 
 Jupiter MOID = 1.93161 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 10.7   n/a MPO492758 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. 2019-August); 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

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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 1.97719540994074 1.97719504877287 1.9771957711086 2.84322279920759 2.68833107633501 2447207.079162472 0.422687214481703 39.0251825955654 8.21608954447118 72.8945637439082 3664624.38775829 T 37 CATAB v2.0f-lin.ifort 2020-Feb-22 15:35:12 2020-Feb-22 15:35
2011-Aug-08 15:40 < 00:01 Jupiter 1.94880630991145 1.94880597491245 1.94880664491045 2.87032746581956 2.71468351648748 2455782.152696008 0.15974411345054 33.5180149133052 9.4263409171791 74.1447652496921 3581414.80880665 T 37 CATAB v2.0f-lin.ifort 2020-Feb-22 15:35:12 2020-Feb-22 15:35
2035-Feb-02 23:54 < 00:01 Jupiter 1.93728537801955 1.93728505521326 1.93728570082584 2.95649117516416 2.80470985696064 2464361.496033810 0.437053140434663 43.4438433543792 10.9106884723263 80.9666798795873 3557575.07101365 T 37 CATAB v2.0f-lin.ifort 2020-Feb-22 15:35:12 2020-Feb-22 15:35
2058-Aug-01 10:55 < 00:01 Jupiter 1.93121571713907 1.93121540013834 1.9312160341397 3.0644757394117 2.91784519208246 2472941.954893184 0.831377731139655 66.0732705459993 11.8620310655252 86.908371202794 3560613.33862907 T 37 CATAB v2.0f-lin.ifort 2020-Feb-22 15:35:12 2020-Feb-22 15:35
2082-Jan-30 01:17 00:01 Jupiter 1.93571431623805 1.93571397262538 1.93571465985083 3.18972632947137 3.04945923990874 2481524.553372711 1.25595389025283 94.7803994435147 12.3686449800891 -89.1275979643901 3631196.32565144 T 37 CATAB v2.0f-lin.ifort 2020-Feb-22 15:35:12 2020-Feb-22 15:35
2105-Jul-27 01:42 00:02 Jupiter 1.95940567647238 1.9594051982454 1.95940615470092 3.360277704444 3.22907036169411 2490102.570911993 1.70710527104329 126.053869472242 12.9856223106327 -84.7532514182662 3775119.30814798 T 37 CATAB v2.0f-lin.ifort 2020-Feb-22 15:35:12 2020-Feb-22 15:35
2129-Jan-16 13:13 00:02 Jupiter 1.98383105767848 1.98383033126506 1.9838317840955 3.52504885725822 3.40177062567012 2498677.050784379 2.18630948278427 157.687464011273 13.5435977776861 -80.7421492793198 3925895.84484922 T 37 CATAB v2.0f-lin.ifort 2020-Feb-22 15:35:12 2020-Feb-22 15:35

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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