2001 NT21

2001NT21, A8664, K01N21T

All data for this body: [vot]

MPC data
Name (number) 2001 NT21 (108664)
a 2.35679
e 0.13552
i / sin(i) 4.0662 / 0.07091
q 2.03740
Q 2.67619
ω 111.7381
Node 326.2541
m 313.3566
n 0.2724
Epoch 2460200.5
nobs 1450
nopp 16
Years observed 1998-2023
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.357
ep 0.142
sin(ip) 0.079
Value Standard error
G 0.150
H 15.700
Mass
D 1.96 0.450
pV 0.382 0.0971
Rotational Period
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3565 0.1423 0.0786 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.96 0.450 0.450 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.382 0.0971 0.0971 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
15.70 MPC-2023-12-04 MPC-2023-12-04 Phot