Cowell

01898, 1960 VK, 1960VK, 1971 UF1, 1971UF1, J60V00K, J71U01F

All data for this body: [vot]

MPC data
Name (number) Cowell (1898)
a 3.12823
e 0.15657
i / sin(i) 1.0306 / 0.01799
q 2.63843
Q 3.61802
ω 235.5293
Node 163.0098
m 260.1610
n 0.1781
Epoch 2460800.5
nobs 4967
nopp 37
Years observed 1952-2025
rms 0.65
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.120
ep 0.138
sin(ip) 0.021
G 0.150
H 12.400
Mass
D 14.95 0.289
pV 0.096 0.0138
Value
Rotational Period
Period quality None
Spectral Class B
Spectral Class Score 9.129
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
24 Themis 0 Themis Novakovic 2019EPSC...13.1671N HCM
24 Themis 602 Themis -0.2100 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1200 0.1380 0.0207 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
12.82 3.120 3.120 Nugent 2016AJ....152...63N NEATM
14.97 0.290 0.290 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.095 0.0140 0.0140 Masiero 2012ApJ...759L...8M NEATM
0.120 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
12.40 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 0.888 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
B C 0.6335 0.6680 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.5967 0.6680 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.7596 0.6680 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT