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Delta 2310 Launch Vehicle

Delta 2310 was a two-stage Delta 2000-series configuration with the RS-27-powered extended long-tank first stage, three Castor II strap-on motors, and the TR-201-powered second stage without a solid third stage. All three flights succeeded, launching NOAA 4, NOAA 5, and the Solar Mesosphere Explorer between 1974 and 1981.

Delta 2310 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 2310Model 2310
Family Name
Delta 2310
Full Name
Delta 2310 Launch Vehicle
Status
retired
Type
rocket
Variant Name
2310

Details

Description
Delta 2310 was a two-stage Delta 2000-series configuration with the RS-27-powered extended long-tank first stage, three Castor II strap-on motors, and the TR-201-powered second stage without a solid third stage. All three flights succeeded, launching NOAA 4, NOAA 5, and the Solar Mesosphere Explorer between 1974 and 1981.
First Flight Year
1,974
Last Flight Year
1,981
Manufacturer
Operator
Parent Vehicle Family
Rocket Specs
Reusability
expendable
Stages Count
2

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Creation Time
July 18, 2026 at 06:38:04 UTC
Updated Time
July 19, 2026 at 10:47:37 UTC

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Search Name
Delta 2310 Launch Vehicle Delta Model 2310 Model 2310