1991 PL8

1991PL8, 13965, 1991 RZ38, 1991RZ38, 1995 DN8, 1995DN8, J91P08L, J91R38Z, J95D08N

All data for this body: [vot]

MPC data
Name (number) 1991 PL8 (13965)
a 3.09662
e 0.15501
i / sin(i) 1.3974 / 0.02439
q 2.61661
Q 3.57663
ω 256.6119
Node 31.0158
m 93.5251
n 0.1809
Epoch 2460800.5
nobs 1952
nopp 25
Years observed 1991-2025
rms 0.79
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.096
ep 0.157
sin(ip) 0.026
G 0.150
H 14.220
Mass
D 7.83 0.492
pV 0.087 0.0138
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 2.253
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 -0.2700 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0963 0.1568 0.0261 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.83 0.492 0.492 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.087 0.0138 0.0138 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
14.22 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 C None None Movis NIR Popescu 2018A&A...617A..12P PHOT
C C 0.2088 0.2088 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT