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JPL Small-Body Database Browser
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1007 Pawlowia (A923 TD)
Classification: Main-belt Asteroid          SPK-ID: 2001007
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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1116501823097578 3.7809e-08  
a 2.706233091124343 9.6895e-09 au
q 2.404081673127611 1.0216e-07 au
i 2.54299963796887 3.933e-06 deg
node 307.1125392395395 9.3523e-05 deg
peri 77.00086705717617 9.5197e-05 deg
M 158.3917365427679 1.9109e-05 deg
tp 2457885.055010303652
(2017-May-11.55501030)
8.4659e-05 TDB
period 1626.09617087657
4.45
8.7332e-06
2.391e-08
d
yr
n .2213891198119831 1.189e-09 deg/d
Q 3.008384509121075 1.0771e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2698  
   data-arc span      41049 days (112.39 yr)  
   first obs. used      1906-12-21  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44582  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-29 19:17:29  

Additional Information
 Earth MOID = 1.40837 au 
 Jupiter MOID = 2.44155 au 
 T_jup = 3.355 
[ 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 11.3   n/a MPO384755  
diameter diameter 18.264 km 0.090 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 121. h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Fauerbach, M.; Nelson, K.M. (2019) Minor Planet Bull. 46, 21-23.]
geometric albedo albedo 0.145   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
SMASSII spectral type spec_B K   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

1007 Pawlowia (A923 TD)          Discovered 1923-Oct-05 by Albitzkij, V. at Simeis
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 A923 TD = 1934 FE = 1954 UG1 = 1956 AK 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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