Petit

07740, 1976 SV4, 1976SV4, 1979 OT13, 1979OT13, 1983 RR2, 1983RR2, 1987 SA26, 1987SA26, 1987 SS15, 1987SS15, 1994 RD1, 1994RD1, J76S04V, J79O13T, J83R02R, J87S15S, J87S26A, J94R01D

All data for this body: [vot]

MPC data

Name (number)	Petit (7740)
a	2.37011
e	0.11526
i / sin(i)	7.2104 / 0.12551
q	2.09694
Q	2.64328
ω	291.3207
Node	9.5158
m	180.6971
n	0.2701
Epoch	2460800.5

n_obs	4205
n_opp	28
Years observed	1954-2025
rms	0.67

Best values

	Value	Standard error
Parent	Vesta (4)

a_p	2.370
e_p	0.089
sin(i_p)	0.124
G	0.150
H	13.510
Mass
D	5.12	0.097
pV	0.388	0.0641

	Value
Rotational Period	6.900
Period quality	2
Spectral Class	V
Spectral Class Score	8.726

Family data

Parent	Parent name	Family ID	Family name	C_j	Author	Reference	Method
4	Vesta	0	Vesta		Novakovic	2019EPSC...13.1671N	HCM
4	Vesta	401	Vesta		Nesvorny	doi.org/10.26033/6cg5-pt13	HCM-2020-08-14

Proper elements data

a_p	e_p	sin(i_p)	Author	Reference	Method
2.3697	0.0891	0.1238	Novakovic_Radovic_Todovic	2003A&A...403.1165K	Numeric-Nov-2024

Diameter data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
5.12	0.097	0.097	Masiero	2011ApJ...741...68M	NEATM

Albedo data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.388	0.0641	0.0641	Masiero	2011ApJ...741...68M	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
13.51			MPC-2023-12-04	MPC-2023-12-04	Phot

Periods

Value	Quality	Side real or Synodic	Author	Reference	Method
6.901	2	Synodic	Erasmus	2020ApJS..247...13E	Lightcurve
6.903	2	Synodic	Pal	2020ApJS..247...26P	Lightcurve

Spectral Class Data

Class 1	Class 2	Probability of Class 1	Probability of Class 2	Taxonomy	Wavelength	Author	Reference	Method
V				DeMeo-Carry	VIS	DeMeo	2013Icar..226..723D	PHOT
V		0.646		Bus-Demeo	VIS	Sergeyev	2022A&A...658A.109S	PHOT
V	V	0.4750	0.4750	Bus-Demeo	VIS	Sergeyev	2021A&A...652A..59S	PHOT