Polana

00142, 1875 BA, 1875BA, 1923 WA, 1923WA, 1954 BH, 1954BH, 1956 XZ, 1956XZ, 1963 SA, 1963SA, I75B00A, J23W00A, J54B00H, J56X00Z, J63S00A

All data for this body: [vot]

MPC data
Name (number) Polana (142)
a 2.42024
e 0.13284
i / sin(i) 2.2423 / 0.03913
q 2.09874
Q 2.74174
ω 292.4454
Node 291.0578
m 258.9663
n 0.2618
Epoch 2460800.5
nobs 11389
nopp 57
Years observed 1880-2025
rms 0.48
Best values
[raw, vot]

Value Standard error
Parent Nysa (44)
 
ap 2.418
ep 0.157
sin(ip) 0.058
G 0.150
H 10.540
Mass
D 54.49 0.254
pV 0.041 0.0017
Value
Rotational Period 9.760
Period quality 3
Spectral Class C
Spectral Class Score 47.196
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
44 Nysa 405 Nysa-Polana -0.4000 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4184 0.1574 0.0577 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
40.04 10.860 10.860 Masiero 2021PSJ.....2..162M NEATM
40.81 9.610 9.610 Masiero 2020PSJ.....1....5M NEATM
47.95 13.390 13.390 Masiero 2020PSJ.....1....5M NEATM
48.07 15.558 15.558 Masiero 2017AJ....154..168M NEATM
50.13 10.030 10.030 Ali-Lagoa 2018A&A...612A..85A NEATM
50.18 0.810 0.810 Usui 2011PASJ...63.1117U NEATM
50.40 16.360 16.360 Masiero 2021PSJ.....2..162M NEATM
53.06 15.270 15.270 Masiero 2020PSJ.....1....5M NEATM
53.81 15.600 15.600 Masiero 2012ApJ...759L...8M NEATM
54.11 21.010 21.010 Masiero 2021PSJ.....2..162M NEATM
54.81 0.280 0.280 Masiero 2014ApJ...791..121M NEATM
54.81 10.960 10.960 Ali-Lagoa 2018A&A...612A..85A NEATM
55.29 1.600 1.600 Tedesco 2002AJ....123.1056T STM
55.30 nan nan Ali-Lagoa 2016A&A...591A..14A NEATM
56.56 1.396 1.396 Masiero 2011ApJ...741...68M NEATM
60.16 3.263 3.263 Ryan&Woodward 2010AJ....140..933R IRAS-STM
61.86 2.866 2.866 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.036 0.0033 0.0033 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.036 0.0150 0.0270 Masiero 2021PSJ.....2..162M NEATM
0.036 0.0300 0.0300 Masiero 2012ApJ...759L...8M NEATM
0.038 0.0180 0.0350 Masiero 2021PSJ.....2..162M NEATM
0.038 0.0035 0.0035 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.039 0.0330 0.0330 Masiero 2020PSJ.....1....5M NEATM
0.042 0.0270 0.0270 Masiero 2020PSJ.....1....5M NEATM
0.044 0.0249 0.0249 Masiero 2017AJ....154..168M NEATM
0.045 0.0059 0.0059 Masiero 2011ApJ...741...68M NEATM
0.045 0.0030 0.0030 Tedesco 2002AJ....123.1056T STM
0.049 0.0200 0.0200 Ali-Lagoa 2018A&A...612A..85A NEATM
0.050 0.0100 0.0100 Masiero 2014ApJ...791..121M NEATM
0.054 0.0370 0.0370 Masiero 2020PSJ.....1....5M NEATM
0.054 0.0290 0.0630 Masiero 2021PSJ.....2..162M NEATM
0.058 0.0230 0.0230 Ali-Lagoa 2018A&A...612A..85A NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.54 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
10.0125 2+ Synodic Behrend LCDB Lightcurve
9.762 3 Synodic Pilcher 2018MPBu...45..246P Lightcurve
9.764 3 Synodic Barucci 1994Icar..109..267B Lightcurve
9.765 3 Synodic Franco 2022MPBu...49..200F Lightcurve
9.77 2 Synodic Dotto 1992LIACo..30..211D Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B Bus VIS Bus 2002Icar..158..146B SPEC
F Tholen VIS Fornasier 2014Icar..233..163F SPEC
F Tholen VIS Lazzarin 1995AJ....110.3058L SPEC
B Bus VIS Fornasier 2014Icar..233..163F SPEC
B Ch Bus-DeMeo VIS de Leon 2016Icar..266...57D SPEC
C Barucci VIS Lazzarin 1995AJ....110.3058L SPEC
C Bus-DeMeo VISNIR Hasegawa 2024AJ....167..224H SPEC
C 0.266 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C 0.950000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
C 0.950000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
C B 0.900000 0.100000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
Cb Bus-DeMeo NIR de Leon 2012Icar..218..196D SPEC
F Tholen VIS Cellino 2001Icar..152..225C SPEC