Walterhorn

02749, 1937 TD, 1937TD, 1971 ST3, 1971ST3, 1971 TU, 1971TU, 1971 UT3, 1971UT3, 1973 AC4, 1973AC4, J37T00D, J71S03T, J71T00U, J71U03T, J73A04C

All data for this body: [vot]

MPC data
Name (number) Walterhorn (2749)
a 3.18936
e 0.15942
i / sin(i) 0.3125 / 0.00545
q 2.68092
Q 3.69779
ω 74.0973
Node 355.0569
m 127.8932
n 0.1730
Epoch 2460800.5
nobs 4366
nopp 34
Years observed 1937-2025
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.187
ep 0.149
sin(ip) 0.023
G 0.150
H 12.630
Mass
D 14.13 0.138
pV 0.097 0.0158
Value
Rotational Period
Period quality None
Spectral Class B
Spectral Class Score 1.980
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
24 Themis 0 Themis Novakovic 2019EPSC...13.1671N HCM
656 Beagle 0 Beagle Novakovic 2019EPSC...13.1671N HCM
24 Themis 602 Themis 0.7100 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1869 0.1491 0.0234 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.13 0.138 0.138 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.097 0.0158 0.0158 Masiero 2011ApJ...741...68M 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
12.63 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
B 0.330 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT