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653 Berenike (A907 WC)
Classification: Main-belt Asteroid          SPK-ID: 2000653
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 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03987942212723837 3.6904e-08  
a 3.015808817627065 1.1606e-08 au
q 2.895540104733867 1.1155e-07 au
i 11.29194271192559 4.1008e-06 deg
node 132.8392474780749 2.1795e-05 deg
peri 57.70550174525555 5.9476e-05 deg
M 57.78535877038054 5.4452e-05 deg
tp 2458693.442683504608
(2019-Jul-28.94268350)
0.00028961 TDB
period 1912.952282213772
5.24
1.1042e-05
3.023e-08
d
yr
n .1881907893611379 1.0863e-09 deg/d
Q 3.136077530520262 1.2068e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2838  
   data-arc span      46589 days (127.55 yr)  
   first obs. used      1893-01-13  
   last obs. used      2020-08-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43515  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 22:19:35  

Additional Information
 Earth MOID = 1.91669 au 
 Jupiter MOID = 1.88455 au 
 T_jup = 3.217 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456083.5 (2012-Jun-05.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04064232843231894 3.6799e-08  
q 2.897683734211402 1.1133e-07 au
tp 2456750.534125900344
(2014-Apr-03.03412590)
0.00028621 TDB
node 132.996760761505 2.1855e-05 deg
peri 51.65387882003311 5.8455e-05 deg
i 11.27047150072831 4.0938e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2838  
   data-arc span      46589 days (127.55 yr)  
   first obs. used      1893-01-13  
   last obs. used      2020-08-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43515  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 22:19:35  

Additional Information
 Jupiter MOID = 1.88455 au 
 T_jup = 3.217 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.354199769538319E-15 -4.075526076267996E-15 5.980296199277211E-13 2.031513242605387E-15 1.310163036585996E-13 -6.700840122983589E-16
q -4.075526076267996E-15 1.239449853741247E-14 -2.046944830991148E-12 -6.08550692692832E-15 -4.506991361891425E-13 3.018626051419111E-16
tp 5.980296199277211E-13 -2.046944830991148E-12 8.191358890464792E-8 -8.280819668470459E-12 1.55429479916686E-8 3.388240409330926E-12
node 2.031513242605387E-15 -6.08550692692832E-15 -8.280819668470459E-12 4.776575955749535E-10 -4.69200055619602E-10 -4.399381494785948E-12
peri 1.310163036585996E-13 -4.506991361891425E-13 1.55429479916686E-8 -4.69200055619602E-10 3.416931392240627E-9 4.94145873744054E-12
i -6.700840122983589E-16 3.018626051419111E-16 3.388240409330926E-12 -4.399381494785948E-12 4.94145873744054E-12 1.67594884495715E-11

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 9.3   n/a MPO435701  
diameter diameter 49.793 km 0.416 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 12.4886 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Galad, A.; Kornos, L. (2008) Minor Planet Bull. 35, 144-146.]
[Marciniak, A.; Pilcher, F.; Oszkiewicz, D.; Santana-Ros, T.; et al. (2015) Planet. Space Sci. 118, 256-266.]
geometric albedo albedo 0.085   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
B-V BV 0.833   0.004 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=12.75, mean=15.01, max.=17.26) deg.
U-B UB 0.424   0.033 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=12.75, mean=15.01, max.=17.26) deg.
Tholen spectral type spec_T S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices
SMASSII spectral type spec_B K   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)

653 Berenike (A907 WC)          Discovered 1907-Nov-27 by Metcalf, J. H. at Taunton
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 A907 WC = 1933 WT = 1963 PE = A893 AA = A905 MA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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