1998 AH7

1998AH7, 1999 KN18, 1999KN18, 39821, J98A07H, J99K18N

All data for this body: [vot]

MPC data
Name (number) 1998 AH7 (39821)
a 2.25447
e 0.15088
i / sin(i) 4.2679 / 0.07442
q 1.91432
Q 2.59462
ω 319.1212
Node 80.2337
m 79.8520
n 0.2912
Epoch 2460800.5
nobs 1940
nopp 19
Years observed 1997-2025
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent Flora (8)
 
ap 2.254
ep 0.137
sin(ip) 0.059
G 0.150
H 15.520
Mass
D 4.73 0.083
pV 0.067 0.0091
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
8 Flora 402 Flora 0.2500 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2543 0.1365 0.0592 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.44 0.800 0.800 Masiero 2020PSJ.....1....5M NEATM
3.87 1.130 1.130 Masiero 2021PSJ.....2..162M NEATM
4.35 1.300 1.300 Masiero 2012ApJ...759L...8M NEATM
4.75 0.084 0.084 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.065 0.0097 0.0097 Masiero 2011ApJ...741...68M NEATM
0.071 0.0310 0.0310 Masiero 2012ApJ...759L...8M NEATM
0.080 0.0430 0.0950 Masiero 2021PSJ.....2..162M NEATM
0.103 0.0700 0.0700 Masiero 2020PSJ.....1....5M 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
15.52 MPC-2023-12-04 MPC-2023-12-04 Phot