Kenfreeman

1182 T-2, 1182T-2, 18237, 1999 JP65, 1999JP65, J99J65P, T2S1182

All data for this body: [vot]

MPC data
Name (number) Kenfreeman (18237)
a 2.46210
e 0.15188
i / sin(i) 2.4893 / 0.04343
q 2.08815
Q 2.83605
ω 68.9290
Node 169.0360
m 247.4714
n 0.2551
Epoch 2460800.5
nobs 1322
nopp 22
Years observed 1973-2025
rms 0.84
Best values
[raw, vot]

Value Standard error
Parent Nysa (44)
 
ap 2.459
ep 0.175
sin(ip) 0.042
G 0.150
H 15.630
Mass
D 2.22 0.325
pV 0.249 0.0448
Value
Rotational Period
Period quality None
Spectral Class D
Spectral Class Score 2.852
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
135 Hertha 0 Hertha Novakovic 2019EPSC...13.1671N HCM
44 Nysa 405 Nysa-Polana 0.3200 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4589 0.1755 0.0422 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.22 0.325 0.325 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.249 0.0448 0.0448 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
15.63 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
D D 0.4754 0.4650 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT