2001 PU42

2001PU42, 1998 AY10, 1998AY10, 54971, J98A10Y, K01P42U

All data for this body: [vot]

MPC data

Name (number)	2001 PU42 (54971)
a	2.96180
e	0.08840
i / sin(i)	8.0375 / 0.13982
q	2.69998
Q	3.22361
ω	95.8287
Node	288.2423
m	204.7959
n	0.1934
Epoch	2460800.5

n_obs	2173
n_opp	24
Years observed	1991-2025
rms	0.71

Best values

	Value	Standard error
Parent	Eos (221)

a_p	2.961
e_p	0.052
sin(i_p)	0.160
G	0.150
H	13.950
Mass
D
pV

	Value
Rotational Period
Period quality	None
Spectral Class	X
Spectral Class Score	15.706

Family data

Parent	Parent name	Family ID	Family name	C_j	Author	Reference	Method
221	Eos	606	Eos	-0.8200	Nesvorny	doi.org/10.26033/6cg5-pt13	HCM-2020-08-14
221	Eos	0	Eos		Novakovic	2019EPSC...13.1671N	HCM

Proper elements data

a_p	e_p	sin(i_p)	Author	Reference	Method
2.9614	0.0518	0.1602	Novakovic_Radovic_Todovic	2003A&A...403.1165K	Numeric-Nov-2024

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
13.95			MPC-2023-12-04	MPC-2023-12-04	Phot

Spectral Class Data

Class 1	Class 2	Probability of Class 1	Probability of Class 2	Taxonomy	Wavelength	Author	Reference	Method
D	X	0.4150	0.3720	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
S	X	0.8362	0.3720	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
V	X	0.2523	0.3720	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
V	X	0.4733	0.3720	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
X	X	0.3942	0.3720	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
X	X	0.4268	0.3720	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
X	X	0.4411	0.3720	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
X	X	0.5576	0.3720	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
X	X	0.7980	0.3720	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
S	X	0.2951	0.3720	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
S	X	0.3358	0.3720	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT
S	X	0.5943	0.3720	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT