1991 PP16

1991PP16, 12725, 1995 UU8, 1995UU8, J91P16P, J95U08U

All data for this body: [vot]

MPC data
Name (number) 1991 PP16 (12725)
a 2.39309
e 0.15408
i / sin(i) 5.3979 / 0.09407
q 2.02437
Q 2.76181
ω 190.6489
Node 151.5045
m 37.1926
n 0.2662
Epoch 2460800.5
nobs 5343
nopp 24
Years observed 1990-2025
rms 0.59
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.393
ep 0.117
sin(ip) 0.087
G 0.150
H 14.010
Mass
D 5.04 1.030
pV 0.252 0.2450
Value
Rotational Period
Period quality None
Spectral Class A
Spectral Class Score 4.129
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3931 0.1171 0.0868 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.04 1.030 1.030 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.252 0.2450 0.2450 Masiero 2012ApJ...759L...8M 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
14.01 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
A A 0.6881 0.6870 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT