1999 AO23

1999AO23, 1981 TC1, 1981TC1, 1986 XF3, 1986XF3, 2000 EO84, 2000EO84, 44544, J81T01C, J86X03F, J99A23O, K00E84O

All data for this body: [vot]

MPC data

Name (number)	1999 AO23 (44544)
a	2.58035
e	0.14276
i / sin(i)	13.3088 / 0.23020
q	2.21199
Q	2.94872
ω	46.2409
Node	299.6095
m	189.6088
n	0.2378
Epoch	2460800.5

n_obs	3985
n_opp	21
Years observed	1998-2025
rms	0.61

Best values

	Value	Standard error
Parent	Maria (170)

a_p	2.581
e_p	0.098
sin(i_p)	0.244
G	0.150
H	13.450
Mass
D	6.66	0.038
pV	0.222	0.0185

	Value
Rotational Period	85.090
Period quality	2
Spectral Class	K
Spectral Class Score	4.290

Family data

Parent	Parent name	Family ID	Family name	C_j	Author	Reference	Method
170	Maria	506	Maria	0.3200	Nesvorny	doi.org/10.26033/6cg5-pt13	HCM-2020-08-14

Proper elements data

a_p	e_p	sin(i_p)	Author	Reference	Method
2.5809	0.0984	0.2445	Novakovic_Radovic_Todovic	2003A&A...403.1165K	Numeric-Nov-2024

Diameter data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
6.51	0.060	0.060	Masiero	2014ApJ...791..121M	NEATM
6.76	0.051	0.051	Masiero	2011ApJ...741...68M	NEATM
6.85	0.210	0.210	Masiero	2012ApJ...759L...8M	NEATM

Albedo data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.198	0.0330	0.0330	Masiero	2012ApJ...759L...8M	NEATM
0.223	0.0332	0.0332	Masiero	2011ApJ...741...68M	NEATM
0.240	0.0300	0.0300	Masiero	2014ApJ...791..121M	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
13.45			MPC-2023-12-04	MPC-2023-12-04	Phot

Periods

Value	Quality	Side real or Synodic	Author	Reference	Method
85.095	2	Synodic	Waszczak	2015AJ....150...75W	Lightcurve

Spectral Class Data

Class 1	Class 2	Probability of Class 1	Probability of Class 2	Taxonomy	Wavelength	Author	Reference	Method
D	D	0.4894	0.4894	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
K		0.715		Bus-Demeo	VIS	Sergeyev	2022A&A...658A.109S	PHOT