1999 FK41

1999FK41, 1989 SN12, 1989SN12, 1993 QD5, 1993QD5, 1997 TA, 1997TA, 42801, J89S12N, J93Q05D, J97T00A, J99F41K

All data for this body: [vot]

MPC data

Name (number)	1999 FK41 (42801)
a	2.59647
e	0.29168
i / sin(i)	15.0599 / 0.25983
q	1.83912
Q	3.35381
ω	100.6189
Node	338.9168
m	147.5907
n	0.2356
Epoch	2460800.5

n_obs	1569
n_opp	17
Years observed	1989-2024
rms	0.73

Best values

	Value	Standard error
Parent

a_p	2.594
e_p	0.288
sin(i_p)	0.288
G	0.150
H	14.710
Mass
D	6.81	0.032
pV	0.062	0.0044

	Value
Rotational Period	8.927
Period quality	2
Spectral Class	None
Spectral Class Score

Proper elements data

a_p	e_p	sin(i_p)	Author	Reference	Method
2.5942	0.2878	0.2882	Novakovic_Radovic_Todovic	2003A&A...403.1165K	Numeric-Nov-2024

Diameter data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
4.09	0.530	0.530	Nugent	2016AJ....152...63N	NEATM
6.79	1.360	1.360	Ali-Lagoa	2018A&A...612A..85A	NEATM
6.81	0.032	0.032	Masiero	2011ApJ...741...68M	NEATM
7.02	2.140	2.140	Masiero	2021PSJ.....2..162M	NEATM
7.18	2.690	2.690	Masiero	2020PSJ.....1....5M	NEATM
7.54	1.690	1.690	Masiero	2012ApJ...759L...8M	NEATM
7.62	0.380	0.380	Usui	2011PASJ...63.1117U	NEATM
8.24	1.650	1.650	Ali-Lagoa	2018A&A...612A..85A	NEATM

Albedo data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.042	0.0170	0.0170	Ali-Lagoa	2018A&A...612A..85A	NEATM
0.048	0.0280	0.0280	Masiero	2012ApJ...759L...8M	NEATM
0.049	0.0250	0.0500	Masiero	2021PSJ.....2..162M	NEATM
0.050	0.0590	0.0590	Masiero	2020PSJ.....1....5M	NEATM
0.061	0.0240	0.0240	Ali-Lagoa	2018A&A...612A..85A	NEATM
0.063	0.0048	0.0048	Masiero	2011ApJ...741...68M	NEATM
0.130	0.0400	0.0400	Nugent	2016AJ....152...63N	NEATM

G data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.15			MPC-2023-12-94	MPC-2023-12-94	Phot

H data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
14.71			MPC-2023-12-04	MPC-2023-12-04	Phot

Periods

Value	Quality	Side real or Synodic	Author	Reference	Method
8.9274	2	Sidereal	Durech	2023A&A...675A..24D	Model