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1072 Malva (1926 TA)
Classification: Main-belt Asteroid          SPK-ID: 2001072
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2404959461674605 3.8348e-08  
a 3.164238522656856 1.3457e-08 au
q 2.403251985250968 1.212e-07 au
i 8.021349380263054 4.4994e-06 deg
node 37.07224144251351 2.4068e-05 deg
peri 25.90028245842095 2.5225e-05 deg
M 170.5297624080686 9.4244e-06 deg
tp 2458026.632364176559
(2017-Sep-30.13236418)
4.9951e-05 TDB
period 2055.901233577574
5.63
1.3115e-05
3.591e-08
d
yr
n .1751056880167081 1.117e-09 deg/d
Q 3.925225060062744 1.6693e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2430  
   data-arc span      34275 days (93.84 yr)  
   first obs. used      1926-10-04  
   last obs. used      2020-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .39252  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 22:27:31  

Additional Information
 Earth MOID = 1.41911 au 
 Jupiter MOID = 1.47486 au 
 T_jup = 3.143 
[ 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 10.8   n/a MPO279524  
diameter diameter 53.675 km 0.343 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 10.080 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2007) Minor Planet Bull. 34, 72-77.]
geometric albedo albedo 0.032   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

1072 Malva (1926 TA)          Discovered 1926-Oct-04 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1926 TA = 1949 UU 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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