1999MD1

1998FX146, 20464, J98FE6X, J99M01D

All data for this body: [vot]

MPC data
Name (number) 1999MD1 (20464)
Packed designation 20464
a 2.32504
e 0.17084
i / sin(i) 6.0822 / 0.10596
q 1.92782
Q 2.72226
ω 249.1583
Node 159.9681
m 31.7351
n 0.2780
Epoch 2459600.5
nobs 1461
nopp 18
Years observed 1994-2022
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent Flora (8)
 
ap 2.325
ep 0.160
sin(ip) 0.105
Value Standard error
G 0.150
H 15.310
Mass
D 2.16 0.499
pV 0.344 0.2701
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
8 Flora 402 Flora 0.6000 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3249 0.1597 0.1054 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.16 0.499 0.499 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.344 0.2701 0.2701 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
15.31 MPC-2022-01-18 MPC-2022-01-18 Phot