1989 RF

1989RF, 08354, 1978 RC5, 1978RC5, 1978 TP3, 1978TP3, 1983 PP2, 1983PP2, 1992 CS7, 1992CS7, J78R05C, J78T03P, J83P02P, J89R00F, J92C07S

All data for this body: [vot]

MPC data

Name (number)	1989 RF (8354)
a	3.19463
e	0.14656
i / sin(i)	4.3618 / 0.07605
q	2.72642
Q	3.66284
ω	112.9703
Node	208.3336
m	351.8251
n	0.1726
Epoch	2460200.5

n_obs	3241
n_opp	27
Years observed	1978-2023
rms	0.58

Best values

	Value	Standard error
Parent	Hygiea (10)

a_p	3.183
e_p	0.147
sin(i_p)	0.088

	Value	Standard error
G	0.150
H	12.650
Mass
D	15.66	0.340
pV	0.058	0.0054
Rotational Period	8.298

Family data

Parent	Parent name	Family ID	Family name	C_j	Author	Reference	Method
10	Hygiea	601	Hygiea		Nesvorny	doi.org/10.26033/6cg5-pt13	HCM-2020-08-14

Proper elements data

a_p	e_p	sin(i_p)	Author	Reference	Method
3.1827	0.1468	0.0881	Novakovic_Radovic_Todovic	2003A&A...403.1165K	Numeric-Oct-2022

Diameter data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
10.22	2.040	2.040	Ali-Lagoa	2018A&A...612A..85A	NEATM
15.62	0.373	0.373	Masiero	2011ApJ...741...68M	NEATM
15.84	1.140	1.140	Usui	2011PASJ...63.1117U	NEATM
18.78	1.600	1.600	Tedesco	2002AJ....123.1056T	STM
19.35	3.870	3.870	Ali-Lagoa	2018A&A...612A..85A	NEATM

Albedo data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.046	0.0090	0.0090	Tedesco	2002AJ....123.1056T	STM
0.052	0.0210	0.0210	Ali-Lagoa	2018A&A...612A..85A	NEATM
0.066	0.0072	0.0072	Masiero	2011ApJ...741...68M	NEATM
0.187	0.0750	0.0750	Ali-Lagoa	2018A&A...612A..85A	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
12.65			MPC-2023-12-04	MPC-2023-12-04	Phot

Period data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
8.30			Waszczak	2015AJ....150...75W	Lightcurve
8.32			Durech	2023A&A...675A..24D	Model
8.32			Durech	2018A&A...617A..57D	Model
8.32			Waszczak	2015AJ....150...75W	Lightcurve