Program

Explorer EPE

Payloads: 4
In orbit: 0
Operational (CelesTrak): 0
Re-entered: 4
First launch: 1961-08-16
Latest launch: 1964-12-21

Owners

NASA Goddard Space Flight Center4

Built by

Raymond Engineering Laboratories3
RAYM?/GSFC1

Payloads in this program

Name	NORAD	Launch date	Status
EXPLORER 12	170	1961-08-16	Re-entered 1963-09-30
EXPLORER 14 (SERB 53A)	432	1962-10-02	Re-entered 1988-05-28
EXPLORER 15 (SERB 53B)	445	1962-10-27	Re-entered 1978-01-15
EXPLORER 26 (EPE-D)	963	1964-12-21	Re-entered 2021-08-25

From GCAT by Jonathan McDowell (CC BY 4.0). Roles are counted from the catalogue itself, not from GCAT type labels, which GCAT describes as patchy. About this source