1991FD2

1980BS5, 2000VH23, 2000WA189, 39538, J80B05S, J91F02D, K00V23H, K00WI9A

All data for this body: [vot]

MPC data
Name (number) 1991FD2 (39538)
Packed designation 39538
a 2.34518
e 0.15291
i / sin(i) 2.5481 / 0.04446
q 1.98658
Q 2.70379
ω 169.9914
Node 13.0549
m 202.0440
n 0.2744
Epoch 2459600.5
nobs 1382
nopp 20
Years observed 1960-2021
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent Nysa (44)
 
ap 2.345
ep 0.193
sin(ip) 0.042
Value Standard error
G 0.150
H 15.570
Mass
D 2.57 0.742
pV 0.203 0.1292
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
44 Nysa 405 Nysa-Polana -0.7000 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3453 0.1929 0.0418 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.57 0.742 0.742 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.203 0.1292 0.1292 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2022-01-18 MPC-2022-01-18 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
15.57 MPC-2022-01-18 MPC-2022-01-18 Phot