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JPL Small-Body Database Browser
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965 Angelica (A921 VB)
Classification: Main-belt Asteroid          SPK-ID: 2000965
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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2809435207757857 4.3546e-08  
a 3.157370205647467 1.2858e-08 au
q 2.270327503680301 1.3516e-07 au
i 21.42803032433563 5.1458e-06 deg
node 41.43207063868856 1.0134e-05 deg
peri 47.01974095323936 1.3097e-05 deg
M 162.5949550576519 7.3574e-06 deg
tp 2458074.968398193534
(2017-Nov-17.46839819)
3.9994e-05 TDB
period 2049.211038141909
5.61
1.2518e-05
3.427e-08
d
yr
n .1756773671912409 1.0731e-09 deg/d
Q 4.044412907614634 1.647e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2213  
   data-arc span      33735 days (92.36 yr)  
   first obs. used      1927-12-18  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .37498  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 01:16:23  

Additional Information
 Earth MOID = 1.33424 au 
 Jupiter MOID = 1.61772 au 
 T_jup = 3.040 
[ 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 10.2   n/a MPO473775  
diameter diameter 60.857 km 0.198 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 26.752 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Montminy, B.; McDonald, K.; Durkee, R.I. (2018) Minor Planet Bull. 45, 331-333.]
[Polakis, T. (2018) Minor Planet Bull. 45, 199-203.]
geometric albedo albedo 0.029   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
SMASSII spectral type spec_B Xc   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)

965 Angelica (A921 VB)          Discovered 1921-Nov-04 by Hartmann, J. at La Plata
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 A921 VB = 1977 PM2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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