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2327 Gershberg (1969 TQ4)
Classification: Main-belt Asteroid          SPK-ID: 2002327
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1287850817171804 3.1794e-08  
a 2.368260739920434 5.2909e-09 au
q 2.063264087002191 7.5989e-08 au
i 4.039464386331066 3.313e-06 deg
node 174.8643332724986 3.9882e-05 deg
peri 211.2642086444575 4.1206e-05 deg
M 15.18013082374064 9.9623e-06 deg
tp 2459144.367328270938
(2020-Oct-21.86732827)
3.6839e-05 TDB
period 1331.198133738
3.64
4.461e-06
1.221e-08
d
yr
n .2704330714385251 9.0626e-10 deg/d
Q 2.673257392838677 5.9723e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2779  
   data-arc span      18725 days (51.27 yr)  
   first obs. used      1969-10-13  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46185  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 01:02:07  

Additional Information
 Earth MOID = 1.06701 au 
 Jupiter MOID = 2.76936 au 
 T_jup = 3.532 
[ 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 13.66   n/a E2021B10  
diameter diameter 5.370 km 0.914 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
geometric albedo albedo 0.244   0.110 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

2327 Gershberg (1969 TQ4)          Discovered 1969-Oct-13 by Burnasheva, B. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1969 TQ4 = 1976 QQ = 1976 SU 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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