Polonia

01112, 1908 XA, 1908XA, 1928 PE, 1928PE, 1933 PA, 1933PA, J08X00A, J28P00E, J33P00A

All data for this body: [vot]

MPC data

Name (number)	Polonia (1112)
a	3.01980
e	0.10895
i / sin(i)	8.9890 / 0.15624
q	2.69081
Q	3.34879
ω	86.8226
Node	302.8172
m	343.1156
n	0.1878
Epoch	2460200.5

n_obs	7097
n_opp	50
Years observed	1928-2023
rms	0.38

Best values

	Value	Standard error
Parent	Eos (221)

a_p	3.020
e_p	0.073
sin(i_p)	0.178

	Value	Standard error
G	0.150
H	10.130
Mass
D	41.75	0.221
pV	0.114	0.0058

Family data

Parent	Parent name	Family ID	Family name	C_j	Author	Reference	Method
221	Eos	606	Eos	-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
3.0204	0.0733	0.1780	Novakovic_Radovic_Todovic	2003A&A...403.1165K	Numeric-Oct-2022

Diameter data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
31.94	1.396	1.396	Ryan&Woodward	2010AJ....140..933R	IRAS-STM
33.96	3.400	3.400	Ali-Lagoa	2018A&A...612A..85A	NEATM
35.76	1.600	1.600	Tedesco	2002AJ....123.1056T	STM
37.55	0.600	0.600	Usui	2011PASJ...63.1117U	NEATM
38.93	3.096	3.096	Ryan&Woodward	2010AJ....140..933R	IRAS-NEATM
39.66	0.330	0.330	Masiero	2014ApJ...791..121M	NEATM
44.72	8.940	8.940	Ali-Lagoa	2018A&A...612A..85A	NEATM
47.06	0.368	0.368	Masiero	2011ApJ...741...68M	NEATM

Albedo data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.076	0.0097	0.0097	Masiero	2011ApJ...741...68M	NEATM
0.100	0.0200	0.0200	Masiero	2014ApJ...791..121M	NEATM
0.108	0.0430	0.0430	Ali-Lagoa	2018A&A...612A..85A	NEATM
0.116	0.0163	0.0163	Ryan&Woodward	2010AJ....140..933R	IRAS-NEATM
0.132	0.0120	0.0120	Tedesco	2002AJ....123.1056T	STM
0.166	0.0146	0.0146	Ryan&Woodward	2010AJ....140..933R	IRAS-STM
0.188	0.0380	0.0380	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
10.13			MPC-2023-12-04	MPC-2023-12-04	Phot