Andrewcook

18159, 1978 NA1, 1978NA1, 1999 CW100, 1999CW100, 2000 PW10, 2000PW10, J78N01A, J99CA0W, K00P10W

All data for this body: [vot]

MPC data
Name (number) Andrewcook (18159)
a 2.33778
e 0.16192
i / sin(i) 9.5262 / 0.16550
q 1.95926
Q 2.71631
ω 159.8737
Node 74.6324
m 55.5969
n 0.2757
Epoch 2460800.5
nobs 3213
nopp 22
Years observed 1978-2025
rms 0.66
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.338
ep 0.183
sin(ip) 0.146
G 0.150
H 14.720
Mass
D 3.16 0.038
pV 0.382 0.0164
Value
Rotational Period 19.525
Period quality 2
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3382 0.1831 0.1465 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.10 0.085 0.085 Masiero 2011ApJ...741...68M NEATM
3.18 0.042 0.042 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.351 0.0478 0.0478 Masiero 2011ApJ...741...68M NEATM
0.386 0.0175 0.0175 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
14.72 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
19.3827 2 Sidereal Durech 2018A&A...617A..57D Model
19.5251 2 Synodic Pal 2020ApJS..247...26P Lightcurve