Peterbrown

12397, 1978 GN1, 1978GN1, 1978 JN2, 1978JN2, 1981 UZ2, 1981UZ2, 1993 VA8, 1993VA8, 1995 FV14, 1995FV14, J78G01N, J78J02N, J81U02Z, J93V08A, J95F14V

All data for this body: [vot]

MPC data
Name (number) Peterbrown (12397)
a 3.16770
e 0.11348
i / sin(i) 8.6469 / 0.15034
q 2.80824
Q 3.52716
ω 134.4092
Node 35.3591
m 136.1838
n 0.1748
Epoch 2460800.5
nobs 3642
nopp 26
Years observed 1978-2025
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.174
ep 0.130
sin(ip) 0.140
G 0.150
H 12.810
Mass
D 15.21 1.080
pV 0.065 0.0260
Value
Rotational Period 48.910
Period quality 2
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1744 0.1302 0.1402 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
15.14 1.150 1.150 Usui 2011PASJ...63.1117U NEATM
15.72 3.140 3.140 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.065 0.0260 0.0260 Ali-Lagoa 2018A&A...612A..85A 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
12.81 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
48.915 2 Sidereal Durech 2023A&A...675A..24D Model