Mathilde

00253, 1885 VA, 1885VA, 1915 TN, 1915TN, 1949 OL1, 1949OL1, I85V00A, J15T00N, J49O01L

All data for this body: [vot]

MPC data
Name (number) Mathilde (253)
a 2.64640
e 0.26438
i / sin(i) 6.7410 / 0.11738
q 1.94675
Q 3.34605
ω 157.6209
Node 179.4963
m 181.8844
n 0.2289
Epoch 2460800.5
nobs 6595
nopp 49
Years observed 1885-2025
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.647
ep 0.221
sin(ip) 0.113
G 0.150
H 10.350
Mass 1.031e+17 4.380e+15
D 54.20 0.720
pV 0.044 0.0022
Value
Rotational Period 417.000
Period quality 3
Spectral Class C
Spectral Class Score 6.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6475 0.2208 0.1134 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Mass data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.0300e+17 4.3800e+15 4.3800e+15 Yeomans 1997Sci...278.2106Y FlyBy
1.1900e+18 5.9700e+17 5.9700e+17 Fienga 2011CeMDA.111..363F Ephem
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
49.62 1.940 1.940 Ryan&Woodward 2010AJ....140..933R IRAS-STM
50.56 12.390 12.390 Masiero 2020PSJ.....1....5M NEATM
51.21 19.030 19.030 Masiero 2020PSJ.....1....5M NEATM
53.30 5.330 5.330 Ali-Lagoa 2018A&A...612A..85A NEATM
53.87 5.390 5.390 Ali-Lagoa 2018A&A...612A..85A NEATM
54.01 0.870 0.870 Usui 2011PASJ...63.1117U NEATM
58.05 2.600 2.600 Tedesco 2002AJ....123.1056T STM
58.89 17.140 17.140 Nugent 2016AJ....152...63N NEATM
62.51 3.119 3.119 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
63.14 17.310 17.310 Masiero 2021PSJ.....2..162M NEATM
72.28 15.020 15.020 Nugent 2016AJ....152...63N NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.020 0.0100 0.0100 Nugent 2016AJ....152...63N NEATM
0.030 0.0130 0.0230 Masiero 2021PSJ.....2..162M NEATM
0.030 0.0400 0.0400 Nugent 2016AJ....152...63N NEATM
0.038 0.0330 0.0330 Masiero 2020PSJ.....1....5M NEATM
0.038 0.0039 0.0039 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.044 0.0040 0.0040 Tedesco 2002AJ....123.1056T STM
0.050 0.0100 0.0100 Ali-Lagoa 2018A&A...612A..85A NEATM
0.050 0.0320 0.0320 Masiero 2020PSJ.....1....5M NEATM
0.051 0.0100 0.0100 Ali-Lagoa 2018A&A...612A..85A NEATM
0.060 0.0051 0.0051 Ryan&Woodward 2010AJ....140..933R IRAS-STM
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
10.35 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
417.7 3 Synodic Mottola 1995P&SS...43.1609M Lightcurve
418.0 3 Synodic Pravec 2005Icar..173..108P Lightcurve
420.06 2 Sidereal Durech 2020A&A...643A..59D Model
420.10257 2 Sidereal Martikainen 2021A&A...649A..98M Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B C 0.850000 0.150000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
C Tholen VIS Binzel 1996Icar..119..447B PHOT
C Tholen VIS Clark 1999Icar..140...53C PHOT
C C DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT
Cb Bus VIS Bus 2002Icar..158..146B SPEC