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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1694887399667281 3.5557e-08  
a 2.652870203283376 8.8333e-09 au
q 2.203238575233599 9.5373e-08 au
i 8.416120300150396 3.4179e-06 deg
node 266.9005872177886 2.9466e-05 deg
peri 32.45776876581265 3.1469e-05 deg
M 249.0033138609937 1.2935e-05 deg
tp 2459487.108781108126
(2021-Sep-29.60878111)
5.7622e-05 TDB
period 1578.237759094361
4.32
7.8826e-06
2.158e-08
d
yr
n .2281025136583847 1.1393e-09 deg/d
Q 3.102501831333154 1.033e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2991  
   data-arc span      30991 days (84.85 yr)  
   first obs. used      1935-08-29  
   last obs. used      2020-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42155  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:14:56  

Additional Information
 Earth MOID = 1.1926 au 
 Jupiter MOID = 2.11171 au 
 T_jup = 3.354 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456456.5 (2013-Jun-13.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .171020937782273 3.5692e-08  
q 2.198289488572187 9.5965e-08 au
tp 2456326.085141582450
(2013-Feb-02.58514158)
5.2403e-05 TDB
node 267.1142215950863 2.9386e-05 deg
peri 31.49919063343476 3.1346e-05 deg
i 8.430656195042312 3.424e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2991  
   data-arc span      30991 days (84.85 yr)  
   first obs. used      1935-08-29  
   last obs. used      2020-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42155  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:14:56  

Additional Information
 Jupiter MOID = 2.11171 au 
 T_jup = 3.354 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.273934493858893E-15 -3.415423814595941E-15 5.135216814554759E-13 6.760277866891859E-15 1.188424725807985E-13 -7.998018663484509E-17
q -3.415423814595941E-15 9.209237924500858E-15 -1.306728560329003E-12 -1.89374126975685E-14 -3.037046396816328E-13 4.920956052531268E-16
tp 5.135216814554759E-13 -1.306728560329003E-12 2.746054993608114E-9 8.156122021917215E-12 5.998384154221749E-10 1.899562997968892E-12
node 6.760277866891859E-15 -1.89374126975685E-14 8.156122021917215E-12 8.635190780747662E-10 -8.519029660303788E-10 1.601082940738019E-11
peri 1.188424725807985E-13 -3.037046396816328E-13 5.998384154221749E-10 -8.519029660303788E-10 9.825793771553503E-10 -1.542751537461247E-11
i -7.998018663484509E-17 4.920956052531268E-16 1.899562997968892E-12 1.601082940738019E-11 -1.542751537461247E-11 1.172384786194162E-11

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-August); 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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2070-Aug-12 13:46 00:04 Thisb 0.032659354525875 0.0326538782811062 0.0326648308327899 1.03251757807809 1.0325173758834 2477336.073591845 3.82891859724049 279.824239065515 22.2358024940107 14.6375984286592 57560.7285003868 T 41 CATAB v2.0f-lin.ifort 2020-Nov-13 04:15:03 2020-Nov-13 04:15

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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