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19033 (2157 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2019033
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1495567738399344 4.02e-08  
a 3.182410642492221 1.9378e-08 au
q 2.706459573767212 1.2743e-07 au
i 20.54499495179152 4.6896e-06 deg
node 193.6158268340384 1.0755e-05 deg
peri 231.5593441256135 1.6812e-05 deg
M 171.112002723426 1.3826e-05 deg
tp 2458214.877230882801
(2018-Apr-06.37723088)
7.6676e-05 TDB
period 2073.637098711923
5.68
1.894e-05
5.185e-08
d
yr
n .1736080050957906 1.5857e-09 deg/d
Q 3.658361711217231 2.2276e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1317  
   data-arc span      21797 days (59.68 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-05-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49872  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:44:43  

Additional Information
 Earth MOID = 1.76186 au 
 Jupiter MOID = 1.93089 au 
 T_jup = 3.083 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457088.5 (2015-Mar-07.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1504134938408431 4.0102e-08  
q 2.703932345135454 1.2716e-07 au
tp 2456143.050425667972
(2012-Aug-03.55042567)
7.3642e-05 TDB
node 193.6423969384605 1.0758e-05 deg
peri 232.0963324968255 1.678e-05 deg
i 20.54353267175329 4.6895e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1317  
   data-arc span      21797 days (59.68 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-05-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49872  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:44:43  

Additional Information
 Jupiter MOID = 1.93089 au 
 T_jup = 3.083 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.608179264729045E-15 -5.056766851155118E-15 -6.860835471135016E-13 -2.922700250578904E-15 -1.388679096224668E-13 -5.3335753092731E-16
q -5.056766851155118E-15 1.617020230076361E-14 2.2073416692244E-12 9.063840141533687E-15 4.690689464552962E-13 2.455132286952819E-15
tp -6.860835471135016E-13 2.2073416692244E-12 5.423142543375135E-9 -7.479776126827204E-12 9.603335062350894E-10 -4.802647215593259E-12
node -2.922700250578904E-15 9.063840141533687E-15 -7.479776126827204E-12 1.157269270048252E-10 -1.092978580309599E-10 1.238886424790086E-11
peri -1.388679096224668E-13 4.690689464552962E-13 9.603335062350894E-10 -1.092978580309599E-10 2.815708082296313E-10 -1.230689372729935E-11
i -5.3335753092731E-16 2.455132286952819E-15 -4.802647215593259E-12 1.238886424790086E-11 -1.230689372729935E-11 2.199153544185465E-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 13.64   n/a E2021B10  
diameter diameter 11.005 km 0.211 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 16.7154 h n/a LCDB (Rev. 2020-October); 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.064   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19033 (2157 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2157 P-L = 1998 KV66 = 2000 RT5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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