Neoptolemus

02260, 1951 XK, 1951XK, 1975 WM1, 1975WM1, J51X00K, J75W01M

All data for this body: [vot]

MPC data
Name (number) Neoptolemus (2260)
a 5.20004
e 0.04517
i / sin(i) 17.7738 / 0.30526
q 4.96515
Q 5.43493
ω 322.4169
Node 86.5797
m 47.4915
n 0.0831
Epoch 2460200.5
nobs 3656
nopp 32
Years observed 1951-2023
rms 0.49
Best values
[raw, vot]

Value Standard error
Parent
 
ap
ep
sin(ip)
Value Standard error
G 0.150
H 9.420
Mass
D 77.16 0.735
pV 0.054 0.0043
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
71.65 3.400 3.400 Tedesco 2002AJ....123.1056T STM
76.43 0.790 0.790 Grav 2012ApJ...759...49G NEATM
81.28 3.750 3.750 Usui 2011PASJ...63.1117U NEATM
83.04 16.610 16.610 Ali-Lagoa 2018A&A...612A..85A NEATM
92.37 3.390 3.390 Grav 2011ApJ...742...40G NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.039 0.0080 0.0080 Grav 2011ApJ...742...40G NEATM
0.048 0.0190 0.0190 Ali-Lagoa 2018A&A...612A..85A NEATM
0.057 0.0080 0.0080 Grav 2012ApJ...759...49G NEATM
0.065 0.0070 0.0070 Tedesco 2002AJ....123.1056T STM
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
9.42 MPC-2023-12-04 MPC-2023-12-04 Phot