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JPL Small-Body Database Browser
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1843 Jarmila (1972 AB)
Classification: Main-belt Asteroid          SPK-ID: 2001843
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1691902339780965 3.615e-08  
a 2.653698147920728 9.4816e-09 au
q 2.204718337366779 9.6437e-08 au
i 8.416178096213173 3.8399e-06 deg
node 266.9016753400862 3.0344e-05 deg
peri 32.37785884941167 3.2621e-05 deg
M 157.8781585790568 1.3073e-05 deg
tp 2457908.039092708352
(2017-Jun-03.53909271)
5.6595e-05 TDB
period 1578.976654330336
4.32
8.4624e-06
2.317e-08
d
yr
n .2279957711931343 1.2219e-09 deg/d
Q 3.102677958474678 1.1086e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2523  
   data-arc span      30564 days (83.68 yr)  
   first obs. used      1935-08-29  
   last obs. used      2019-05-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44095  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-29 19:27:45  

Additional Information
 Earth MOID = 1.19334 au 
 Jupiter MOID = 2.10943 au 
 T_jup = 3.353 
[ 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 11.9   n/a MPO452186  
diameter diameter 28.965 km 0.224 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 7.434 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Benishek, V. (2018) Minor Planet Bull. 45, 82-91.]
geometric albedo albedo 0.045   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

1843 Jarmila (1972 AB)          Discovered 1972-Jan-14 by Kohoutek, L. at Bergedorf
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1972 AB = 1935 PD = 1952 MU = 1952 OV = 1965 OF 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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