1997 AD

1997AD, 1999 RB202, 1999RB202, 69485, J97A00D, J99RK2B

All data for this body: [vot]

MPC data
Name (number) 1997 AD (69485)
a 2.53074
e 0.15088
i / sin(i) 11.9020 / 0.20624
q 2.14890
Q 2.91257
ω 237.3396
Node 294.1382
m 329.3669
n 0.2448
Epoch 2460800.5
nobs 2090
nopp 22
Years observed 1987-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.528
ep 0.208
sin(ip) 0.223
G 0.150
H 14.160
Mass
D 4.27 0.389
pV 0.320 0.1408
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5281 0.2083 0.2229 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.27 0.389 0.389 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.320 0.1408 0.1408 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
14.16 MPC-2023-12-04 MPC-2023-12-04 Phot