Tombaugh

01604, 1920 EC, 1920EC, 1930 DX, 1930DX, 1931 FH, 1931FH, 1933 SA1, 1933SA1, 1936 FA, 1936FA, 1937 JH, 1937JH, 1941 CF, 1941CF, 1943 OE, 1943OE, 1948 ME, 1948ME, 1949 ST1, 1949ST1, J20E00C, J30D00X, J31F00H, J33S01A, J36F00A, J37J00H, J41C00F, J43O00E, J48M00E, J49S01T

All data for this body: [vot]

MPC data
Name (number) Tombaugh (1604)
a 3.02017
e 0.10489
i / sin(i) 9.3951 / 0.16324
q 2.70338
Q 3.33697
ω 36.7894
Node 308.8574
m 166.0177
n 0.1878
Epoch 2460800.5
nobs 8263
nopp 50
Years observed 1920-2025
rms 0.51
Best values
[raw, vot]

Value Standard error
Parent Eos (221)
 
ap 3.024
ep 0.074
sin(ip) 0.181
G 0.150
H 10.640
Mass
D 28.88 0.498
pV 0.122 0.0130
Value
Rotational Period 7.200
Period quality 3-
Spectral Class Xc
Spectral Class Score 5.000
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
221 Eos 0 Eos Novakovic 2019EPSC...13.1671N HCM
221 Eos 606 Eos -0.0700 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0237 0.0737 0.1807 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
25.84 2.580 2.580 Ali-Lagoa 2018A&A...612A..85A NEATM
28.78 0.530 0.530 Usui 2011PASJ...63.1117U NEATM
29.90 2.990 2.990 Ali-Lagoa 2018A&A...612A..85A NEATM
32.33 2.200 2.200 Tedesco 2002AJ....123.1056T STM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.104 0.0160 0.0160 Tedesco 2002AJ....123.1056T STM
0.139 0.0280 0.0280 Ali-Lagoa 2018A&A...612A..85A NEATM
0.186 0.0370 0.0370 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
10.64 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
6.15 2 Synodic Sarneczky 1999A&AS..137..363S Lightcurve
7.0359 2 Sidereal Durech 2018A&A...620A..91D Model
7.0359 2 Sidereal Durech 2023A&A...675A..24D Model
7.03598 2 Sidereal Durech 2019A&A...631A...2D Model
7.04 2 Synodic Binzel 1987Icar...72..135B Lightcurve
7.047 2+ Synodic Albers 2010MPBu...37..152A Lightcurve
7.056 2+ Synodic Strabla 2013MPBu...40...83S Lightcurve
7.24 3- Synodic Behrend LCDB Lightcurve
8.2 1 Synodic Lagerkvist 1978A&AS...31..361L Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 0.980000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
Xc Bus VIS Bus 2002Icar..158..146B SPEC