Waltherschmadel

08811, 1982 UX5, 1982UX5, 1989 GJ1, 1989GJ1, J82U05X, J89G01J

All data for this body: [vot]

MPC data
Name (number) Waltherschmadel (8811)
a 2.72967
e 0.09209
i / sin(i) 4.0330 / 0.07033
q 2.47831
Q 2.98104
ω 162.0957
Node 272.8365
m 120.0497
n 0.2185
Epoch 2460800.5
nobs 3018
nopp 27
Years observed 1982-2025
rms 0.75
Best values
[raw, vot]

Value Standard error
Parent Nemesis (128)
 
ap 2.730
ep 0.089
sin(ip) 0.089
G 0.150
H 14.070
Mass
D 8.75 0.040
pV 0.066 0.0125
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 6.512
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
128 Nemesis 504 Nemesis -1.5300 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7297 0.0887 0.0888 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.77 2.090 2.090 Nugent 2016AJ....152...63N NEATM
8.18 1.780 1.780 Masiero 2021PSJ.....2..162M NEATM
8.75 0.040 0.040 Masiero 2011ApJ...741...68M NEATM
8.98 2.060 2.060 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.066 0.0138 0.0138 Masiero 2011ApJ...741...68M NEATM
0.066 0.0510 0.0510 Masiero 2012ApJ...759L...8M NEATM
0.066 0.0290 0.0530 Masiero 2021PSJ.....2..162M NEATM
0.070 0.0800 0.0800 Nugent 2016AJ....152...63N 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
14.07 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.96 Bus VIS Carvano 2010A&A...510A..43C PHOT
C X 0.4320 0.3640 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.3920 0.3640 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT