Schumacher

05704, 1950 BL1, 1950BL1, 1950 DE, 1950DE, 1990 DB1, 1990DB1, 1990 EX5, 1990EX5, J50B01L, J50D00E, J90D01B, J90E05X

All data for this body: [vot]

MPC data

Name (number)	Schumacher (5704)
a	3.21005
e	0.12134
i / sin(i)	11.5942 / 0.20098
q	2.82056
Q	3.59954
ω	43.9939
Node	151.3443
m	248.7141
n	0.1714
Epoch	2460200.5

n_obs	3524
n_opp	27
Years observed	1950-2023
rms	0.53

Best values

	Value	Standard error
Parent

a_p	3.199
e_p	0.165
sin(i_p)	0.189

	Value	Standard error
G	0.150
H	12.210
Mass
D	24.49	0.263
pV	0.032	0.0017

Proper elements data

a_p	e_p	sin(i_p)	Author	Reference	Method
3.1987	0.1645	0.1889	Novakovic_Radovic_Todovic	2003A&A...403.1165K	Numeric-Oct-2022

Diameter data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
22.16	2.220	2.220	Ali-Lagoa	2018A&A...612A..85A	NEATM
23.60	0.304	0.304	Masiero	2011ApJ...741...68M	NEATM
24.87	0.700	0.700	Usui	2011PASJ...63.1117U	NEATM
25.01	7.540	7.540	Nugent	2016AJ....152...63N	NEATM
25.57	1.600	1.600	Tedesco	2002AJ....123.1056T	STM
25.60	8.140	8.140	Masiero	2021PSJ.....2..162M	NEATM
28.24	5.650	5.650	Ali-Lagoa	2018A&A...612A..85A	NEATM
33.57	1.012	1.012	Ryan&Woodward	2010AJ....140..933R	IRAS-NEATM

Albedo data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
0.030	0.0018	0.0018	Ryan&Woodward	2010AJ....140..933R	IRAS-NEATM
0.032	0.0130	0.0130	Ali-Lagoa	2018A&A...612A..85A	NEATM
0.037	0.0160	0.0270	Masiero	2021PSJ.....2..162M	NEATM
0.040	0.0300	0.0300	Nugent	2016AJ....152...63N	NEATM
0.051	0.0070	0.0070	Tedesco	2002AJ....123.1056T	STM
0.052	0.0100	0.0100	Ali-Lagoa	2018A&A...612A..85A	NEATM
0.055	0.0108	0.0108	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
12.21			MPC-2023-12-04	MPC-2023-12-04	Phot

Period data

Value	Uncertainty up	Uncertainty down	Author	Reference	Method
23.58			Durech	2023A&A...675A..24D	Model