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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 ]

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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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06620498488236103 3.2563e-08  
a 2.902257941590528 9.6489e-09 au
q 2.710113998442815 9.3506e-08 au
i 1.105835298804712 3.1022e-06 deg
node 214.6877817703678 0.00017685 deg
peri 109.3061474846954 0.00017836 deg
M 62.94531382477805 2.2758e-05 deg
tp 2458684.735471646097
(2019-Jul-20.23547165)
0.00011433 TDB
period 1805.936348555588
4.94
9.0061e-06
2.466e-08
d
yr
n .1993425738885719 9.9411e-10 deg/d
Q 3.094401884738241 1.0288e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3795  
   data-arc span      31125 days (85.22 yr)  
   first obs. used      1935-08-30  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4408  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:00:05  

Additional Information
 Earth MOID = 1.69804 au 
 Jupiter MOID = 2.11636 au 
 T_jup = 3.283 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456413.5 (2013-May-01.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06950939708025031 3.2585e-08  
q 2.70079431364197 9.4099e-08 au
tp 2456879.795725920726
(2014-Aug-10.29572592)
0.0001096 TDB
node 214.7501006465735 0.00017735 deg
peri 109.6690091974899 0.00017871 deg
i 1.102414936770166 3.1046e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      3795  
   data-arc span      31125 days (85.22 yr)  
   first obs. used      1935-08-30  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4408  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:00:05  

Additional Information
 Jupiter MOID = 2.11636 au 
 T_jup = 3.283 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.061777069834986E-15 -3.052352253821023E-15 -4.459509283271603E-14 -2.584428191789819E-15 -2.66792609855567E-14 -7.475504250476134E-17
q -3.052352253821023E-15 8.854610057126463E-15 -5.561054405992495E-14 9.838809183451185E-15 3.234356655208245E-14 2.500079886385805E-16
tp -4.459509283271603E-14 -5.561054405992495E-14 1.201169246208826E-8 9.459730020096698E-12 2.422653407694941E-9 -1.125309047583193E-13
node -2.584428191789819E-15 9.838809183451185E-15 9.459730020096698E-12 3.14534014840131E-8 -3.144542142990227E-8 -6.597503936939418E-11
peri -2.66792609855567E-14 3.234356655208245E-14 2.422653407694941E-9 -3.144542142990227E-8 3.193606458388232E-8 6.594135875744934E-11
i -7.475504250476134E-17 2.500079886385805E-16 -1.125309047583193E-13 -6.597503936939418E-11 6.594135875744934E-11 9.638813843333442E-12

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 11.3   n/a MPO347526  
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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