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1363 Herberta (1935 RA)
Classification: Main-belt Asteroid          SPK-ID: 2001363
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 44 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06621341816481949 2.0253e-08  
a 2.903000201297217 9.0637e-09 au
q 2.710782635036169 5.6271e-08 au
i 1.105646230460497 6.4001e-07 deg
node 214.6847408825734 2.6463e-05 deg
peri 109.5268838803698 2.9872e-05 deg
M 102.5890058721835 1.0773e-05 deg
tp 2458685.665850537500
(2019-Jul-21.16585054)
5.3907e-05 TDB
period 1806.629201938238
4.95
8.461e-06
2.316e-08
d
yr
n .1992661247885149 9.3322e-10 deg/d
Q 3.095217767558264 9.6638e-09 au
  Orbit Determination Parameters
   # obs. used (total)      4065  
   data-arc span      31253 days (85.57 yr)  
   first obs. used      1935-08-30  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43348  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 19:25:20  

Additional Information
 Earth MOID = 1.69678 au 
 Jupiter MOID = 2.11536 au 
 T_jup = 3.283 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 11.37   n/a E2021B10  
diameter diameter 13.913 km 2.106 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 3.015 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Black, S.; Linville, D.; Michalik, D.; Wolf, M.; Ditteon, R. (2016) Minor Planet Bull. 43, 287-289.]
geometric albedo albedo 0.337   0.157 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

1363 Herberta (1935 RA)          Discovered 1935-Aug-30 by Delporte, E. at Uccle
Preliminary designation is assigned to the Sept. 3 observation. Discovery Aug. 30 was initially, and incorrectly, attributed to planet 1231.
Note: "planet" implies "minor planet"
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1935 RA = 1943 ED1 = 1951 YM2 = 1952 BD 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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