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JPL Small-Body Database Browser
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4680 Lohrmann (1937 QC)
Classification: Main-belt Asteroid          SPK-ID: 2004680
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1713272369486539 2.6288e-08  
a 2.308902186589214 6.1504e-09 au
q 1.913324354576178 6.085e-08 au
i 4.622721224442361 3.2231e-06 deg
node 302.3964382479042 3.9818e-05 deg
peri 115.981998108973 4.1036e-05 deg
M 145.6951704425711 1.0149e-05 deg
tp 2458481.879852325611
(2018-Dec-29.37985233)
3.5683e-05 TDB
period 1281.464942150385
3.51
5.1203e-06
1.402e-08
d
yr
n .2809284812707367 1.1225e-09 deg/d
Q 2.704480018602249 7.2041e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2079  
   data-arc span      30191 days (82.66 yr)  
   first obs. used      1937-08-31  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44921  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 02:10:53  

Additional Information
 Earth MOID = .931117 au 
 Jupiter MOID = 2.62843 au 
 T_jup = 3.562 
[ 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 13.9   n/a MPO416762  

4680 Lohrmann (1937 QC)          Discovered 1937-Aug-31 by Sandig, H.-U. at Bergedorf
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1937 QC = 1937 TV = 1976 YM6 = 1983 VX1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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