NRO APPROVED FOR 

RELEASE 1 JULY 2015 

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I070RAMMAN FOR THE DEPUTY MACTOR, ROL 

 SINITSCY: Desieaation of NOL as the KR0-10 Phatcgrephic Reconnaissance 

Satellite System 

The NVO intends to make formal aneomm,vment of the JCL XRXAZ votes% 

 ia the TALENT4NTROLM community, to be desi4pated KUi.1O. The initial 

 eanouneement will alert the user community. to the capability to be prOvided 

MOL and will inclu4e safielent detail oa the eager& system to enable 

the eventual users ce MOL photograPhy to plan for stibmittimg their VIM 

Photogreebio lotelligenee requirements and for eeploiting DORIAN imagery 

vhen the ;system bezIones operational. 

The RRO will announee the EN*10 to CIA and DIA user** As in the ease 

of previous systems) after initial announcement NPIC will generate a mare 

detailal camera veto' deseriptioa eoataining ieformatica whieb is relevant 

aria neeessary from a user vie t. iIPIC will waft clowly with whomever 

you may estate within the Systems Office during generatica of the *metre 

 manual, and "ill Obtain= Prwew Office ooncurrence before publishing* 

The attached proposed 120.10 system description, which bas been 

eiseussed infoxually beta Lt Colonel toast end. oedema meilsois beteg 

forwarded for Systems Offine coneurreeee end/or came* M you will note 

 no distinetion between named and unmanned *)L will be made alLAULARog, 

or will the NUL capability' be revealed under 

 the TX system. It is reawaited that the additional info cation ca manned 

 versus unweaned, and-capabilities will have to Se mad n omi to a breed 

 segment of the user eommunity Were operations start. 

Please have the technizaI date reviewed oraceuraey and forward 

 any comments or proposed Changes to us by Marsh 10, along with identification 

 of the Systmee Office point of contsot to wore tclether within= in. 

:etnerating the more ,letailed KR••10 awes system sari 1. 

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Lt Col Loret/SAFSLO/55674/14Feb69/ass 

Copies: sArmo 

SAIL *iron JAMS T. STEWART SOS Rd Ma,lor Several, UtAF 

Wee Director, NaL Proven 

I Attachment 

XH-1C: System Description 

PaiP of 1PAP 

Copy ,5 of 5 *OPUS 

SAM 

Id023945( 
NRO APPROVED FOR 

RELEASE 1 JULY 2015 

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KH-10 System Description 

. Mission Data 

Orbit: 

Inclination: 

Repeating Orbit: 

Access: 

Perigee Latitude: 

Velocity: 

V/H Range: 

Camera System 

Primary Purpose: 

Type: 

Resolution: 

Coverage: 

Stereo Limits: 

TmageFormat: 

Lens 

Type: 

Focal Length: 

Lens Aperture: 

Relative Aperture: 

Half Field Angle: 

Full Field Angle: 

Mirror Diameter: 

Shutter 

Type: 

Speed: 

Exposure: 

Orientation: 

Platen Rotation: 

80-187 NM; 70-230 min-max 

90°, 80G-100° min-max 

7.5 days, nominal 

80° N to 80° S 

55° N, nominal 

4.25 NM/sec 

0.0175 - 0.0615 radians/sec 

Technical Intelligence 

Frame 

on axis at 80 NM 

9100' on axis at nadir 

Pitch: 16° forward; 24° aft; Roll: ±37° 

9.4 inches diameter, circular 

Ross Telephoto 

70 inches 

0.54° 

1.08° 

70 inches (circular) 

Focal plane 

40 inches/sec 

.0025, .0036, .0050, .0070, 

.0100, .0140, .0200, .0400 seconds 

+111° • 

7 600 

Page 1 of 2 pages 

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Attachment 1 
NRO APPROVED FOR 

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11;i351.E VIA TALENT1`E Yard CHANNELS 

N 

Focus 

Automatic: 

Range: 

Steps: 

Primary Film 

Width: 

Type: 

Load: 

Secondary Film 

Width: 

Type: 

Load: 

+ 0.002 inches 

-6.1 inches 

50 

9.5 inches 

3404 Equivalent 

Estar Thin Base 

Exposure Index = 6 

Approximately 12,400 frames 

9.5 inches 

SO 121 (Color) 

SO 180 (Infrared) 

3401 (Hi-speed Black & White) 

3404 Equivalent or Selected Emulsion 

600 frames each of 121, 180, 3401 

1200 frames of selected emulsion 

Data Available for Exploitation 

Complete MCD, to, include: 

Ephemeris 

Target Information 

Scale Information 

Camera Data 

Attitude Data 

Calibration Data 

Date Block Information 

.(Back Up Only) 

Page 2 of 2 pages 

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