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Delta 1913 Launch Vehicle

Delta 1913 was a three-stage Delta 1000-series configuration with the MB-3-powered extended long-tank first stage, nine Castor II strap-on motors, the 2.44-metre AJ10-118F second-stage and fairing arrangement, and a TE-M-364-3 solid third stage. Its sole flight successfully launched Explorer 49, the Radio Astronomy Explorer B spacecraft, into a high lunar-distance orbit in June 1973.

Delta 1913 Launch Vehicle
NASA / Tony Gray · NASA/KSC asset; NASA’s KSC-07PD-2590 catalog identifies the exact Delta II/Dawn launch and credits the photograph to NASA / Tony Gray. NASA’s current Images and Media Usage Guidelines generally permit factual or informational/editorial use with NASA attribution and without implying NASA endorsement. NASA insignia, launch-provider or other third-party marks, identifiable-person rights, and any commercial, promotional, merchandise, or protected-rights use remain separately restricted or clearance-sensitive; verify before such use. · Source
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Identity

Aliases
Delta Model 1913Model 1913
Family Name
Delta 1913
Full Name
Delta 1913 Launch Vehicle
Status
retired
Type
rocket
Variant Name
1913

Details

Description
Delta 1913 was a three-stage Delta 1000-series configuration with the MB-3-powered extended long-tank first stage, nine Castor II strap-on motors, the 2.44-metre AJ10-118F second-stage and fairing arrangement, and a TE-M-364-3 solid third stage. Its sole flight successfully launched Explorer 49, the Radio Astronomy Explorer B spacecraft, into a high lunar-distance orbit in June 1973.
First Flight Year
1,973
Last Flight Year
1,973
Manufacturer
Operator
Parent Vehicle Family
Rocket Specs
Reusability
expendable
Stages Count
3

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Creation Time
July 18, 2026 at 06:28:31 UTC
Updated Time
July 19, 2026 at 10:46:53 UTC

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Search Name
Delta 1913 Launch Vehicle Delta Model 1913 Model 1913