747 Winchester

Asteroid profile

Class: MBA

Family: MB-outer

Tholen: PC

SMASSII: C

GAjpl: 0.0503

GAminorpl: 0.0356

Notes on albedo parameters:

GAjpl — geometric albedo from the NASA JPL Small-Body Database.
GAminorpl — geometric albedo from the Minor Planet Physical Properties Database.

Total observations: 5

Bands: B, V

Observatories: CASLEO, CASLEO 2.15, Catalina, Steward 2.3

References: 1976b Zellner, 2017a Gil-Hutton, 2019 Lopez-Sisterna

All rows for this asteroid are exported.

Sorting: first by filter groups (U-like, B-like, V-like, R-like, I-like, IR), then by filter, then by phase angle.

Date	Band	Phase	P	sP	Q	sQ	Pr	Qr	Psi	Obs	Ref
1975 / 03 / 05.42	B	7.75	1.29	0.08	None	None	-1.29	88.7	None	Catalina	1976b Zellner
1975 / 03 / 20.29	B	12.23	1.15	0.05	None	None	-1.15	91.8	None	Steward 2.3	1976b Zellner
2014 / 07 / 27	V	7.8	1.03	0.12	115.8	3.2	-0.99	None	108.2	CASLEO	2017a Gil-Hutton
2018 / 07 / 12	V	13.9	1.18	0.1	121.0	2.3	-1.15	None	114.9	CASLEO 2.15	2019 Lopez-Sisterna
2015 / 11 / 14	V	19.3	0.49	0.15	118.8	8.7	-0.48	None	124.4	CASLEO	2017a Gil-Hutton

The plot shows P_r, and if it is unavailable, P. Error bars use sP. The same reference is shown in the same color.

Marker shape encodes the filter group. Bottom legend: color = reference.

Marker shape → filter group

U-like B-like V-like R-like I-like IR Other

Color → reference