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Delta 4M+(4,2)

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Delta 4 Med (4.2) Delta IV Medium+ (4.2) Credit: © Mark Wade

AKA: Delta IV Medium+ (4.2). Status: Active. First Launch: 2002-11-20. Last Launch: 2016-08-19. Number: 14 . Payload: 11,700 kg (25,700 lb). Thrust: 4,183.20 kN (940,421 lbf). Gross mass: 292,732 kg (645,363 lb). Height: 66.20 m (217.10 ft). Diameter: 5.00 m (16.40 ft). Apogee: 185 km (114 mi).

LEO Payload: 11,700 kg (25,700 lb) to a 185 km orbit at 28.50 degrees. Payload: 5,300 kg (11,600 lb) to a GTO, 27 deg. Launch Price $: 138.000 million in 2004 dollars.

Stage Data - Delta IV Medium+ (4.2)

• Stage 0. 2 x GEM 60. Gross Mass: 33,798 kg (74,511 lb). Empty Mass: 3,849 kg (8,485 lb). Thrust (vac): 826.553 kN (185,817 lbf). Isp: 275 sec. Burn time: 90 sec. Isp(sl): 243 sec. Diameter: 1.52 m (4.98 ft). Span: 1.52 m (4.98 ft). Length: 53.00 m (173.00 ft). Propellants: Solid. No Engines: 1. Engine: GEM 60. Status: In production. Comments: 90.5 bar chamber pressure, 11.0 nozzle expansion ratio. Figures for TVC version. Fixed nozzle version is 599 kg lighter.

• Stage 1. 1 x Delta RS-68. Gross Mass: 226,400 kg (499,100 lb). Empty Mass: 26,760 kg (58,990 lb). Thrust (vac): 3,312.755 kN (744,737 lbf). Isp: 420 sec. Burn time: 249 sec. Isp(sl): 365 sec. Diameter: 5.10 m (16.70 ft). Span: 5.10 m (16.70 ft). Length: 40.80 m (133.80 ft). Propellants: Lox/LH2. No Engines: 1. Engine: RS-68. Status: In production. Comments: Low cost expendable stage using lower performance engine. Used in Delta 4, Boeing EELV. Engine can be throttled to 60%.

• Stage 2. 1 x Delta 4 - 2. Gross Mass: 24,170 kg (53,280 lb). Empty Mass: 2,850 kg (6,280 lb). Thrust (vac): 110.050 kN (24,740 lbf). Isp: 462 sec. Burn time: 850 sec. Diameter: 2.44 m (8.00 ft). Span: 4.00 m (13.10 ft). Length: 12.00 m (39.00 ft). Propellants: Lox/LH2. No Engines: 1. Engine: RL-10B-2. Status: In production. Comments: Delta 3 second stage with hydrogen tank stretch.

• Eutelsat W5 - . Payload: Spacebus 3000B2. Mass: 3,170 kg (6,980 lb). Nation: Europe. Agency: Eutelsat. Manufacturer: Cannes. Program: Eutelsat. Class: Communications. Type: Civilian communications satellite. Spacecraft: Spacebus 3000. USAF Sat Cat: 27554 . COSPAR: 2002-051A. Apogee: 35,801 km (22,245 mi). Perigee: 35,788 km (22,237 mi). Inclination: 0.10 deg. Period: 1,436.50 min.

  Maiden flight of the Delta 4 EELV booster, delayed due to development problems from January and November 2001, April 30, July 15, August 31, October 9, November 3, 16 and 19. EUTELSAT W5 was a European (EUTELSAT Consortium) geostationary communication spacecraft. EUTELSAT W5 was to provide voice, video, and Internet services to all countries in western Europe, central Asia, and the Indian subcontinent through its 24 Ku-band transponders after being parked over 70.5° E longitude. As of 2007 Mar 10 located at 70.55E drifting at 0.004W degrees per day.

• GOES 13 - . Mass: 3,199 kg (7,052 lb). Nation: USA. Agency: NOAA. Manufacturer: Boeing. Program: GOES. Class: Earth. Type: Weather satellite. Spacecraft: HS 601. USAF Sat Cat: 29155 . COSPAR: 2006-018A. Apogee: 35,791 km (22,239 mi). Perigee: 35,779 km (22,231 mi). Inclination: 0.50 deg. Period: 1,436.00 min.

  GOES-13 carried weather imager and sounder instruments, a space environment monitor, and a soft X-ray solar imaging telescope. Mass was 1543 kg empty. It joined GOES 10 (operating as GOES-WEST), GOES 12 (operating as GOES-EAST) and GOES 11 (on standby, set to replace GOES-10 on June 27). As of 2007 Mar 11 located at 105.26W drifting at 0.008W degrees per day.

• USA 184 - . Payload: Raven 4 / NROL-22. Mass: 4,500 kg (9,900 lb). Nation: USA. Agency: NRO. Class: Surveillance. Type: ELINT. Spacecraft: Raven satellite. USAF Sat Cat: 29249 . COSPAR: 2006-027A. Apogee: 39,000 km (24,000 mi). Perigee: 1,100 km (600 mi). Inclination: 63.60 deg. Period: 720.00 min.

  Secret payload for the National Reconnaissance Office. The intended orbit was thought to be a "Molniya" elliptical 12-hour orbit with an inclination of 63 degrees. American data relay and signals intelligence satellites have used this orbit in the past, notably the Jumpseat series of 1971-1983. A secondary payload was later confirmed to be the first SBIRS-HEO (Space-based Infrared System) sensor. SBIRS was the successor to the DSP (Defence Support Program), which provided early warning of missile launches. Also carried the NASA/Los Alamos TWINS-A magnetospheric research payload

• GOES 14 - . Payload: HS 601HP. Mass: 3,210 kg (7,070 lb). Nation: USA. Agency: Martin. Program: GOES. Class: Earth. Type: Weather satellite. Spacecraft: HS 601. USAF Sat Cat: 35491 . COSPAR: 2009-033A. Apogee: 35,788 km (22,237 mi). Perigee: 35,786 km (22,236 mi). Inclination: 0.50 deg. Period: 1,436.10 min. Geostationary Operational Environmental Satellite..

• GOES 15 - . Mass: 3,240 kg (7,140 lb). Nation: USA. Agency: Martin. Program: GOES. Class: Earth. Type: Weather satellite. Spacecraft: HS 601. USAF Sat Cat: 36411 . COSPAR: 2010-008A. Apogee: 35,803 km (22,246 mi). Perigee: 35,770 km (22,220 mi). Inclination: 0.30 deg. Period: 1,436.10 min.

• USA 213 - . Payload: Navstar 65 / GPS SVN 62 / IIF-1 / Polaris. Mass: 1,630 kg (3,590 lb). Nation: USA. Agency: Boeing. Class: Navigation. Type: Navigation satellite. Spacecraft Bus: Navstar. Spacecraft: GPS Block 2F. USAF Sat Cat: 36585 . COSPAR: 2010-022A. Apogee: 20,225 km (12,567 mi). Perigee: 20,188 km (12,544 mi). Inclination: 55.00 deg. Period: 719.00 min.

  First Block IIF Global Positioning System satellite. Supported the L1M and L2M military GPS channels, the L2C civilian channel and a new L5 civilian channel. Also included a nuclear explosion detection system. The IIF system replaces earlier Block I, Block II, and IIA series built by Rockwell/Seal Beach (now part of Boeing) and Block IIR satellites built by Lockheed Martin/Valley Forge.

• USA 227 - . Payload: NROL-27. Nation: USA. Class: Communications. Type: Military communications satellite. Spacecraft: Quasar. USAF Sat Cat: 37377 . COSPAR: 2011-011A. Apogee: 35,800 km (22,200 mi). Perigee: 35,800 km (22,200 mi). Inclination: 0.00 deg. Period: 1,440.00 min. Probable classified Satellite Data System communications satellite inserted into geostationary orbit..

• USA 232 - . Payload: Navstar 66 / GPS SVN 63 / IIF-2 / Sirius. Mass: 1,630 kg (3,590 lb). Nation: USA. Agency: Boeing. Class: Navigation. Type: Navigation satellite. Spacecraft Bus: Navstar. Spacecraft: GPS Block 2F. USAF Sat Cat: 37753 . COSPAR: 2011-036A. Apogee: 20,188 km (12,544 mi). Perigee: 20,177 km (12,537 mi). Inclination: 55.00 deg. Period: 718.00 min. Second Block IIF Global Positioning System satellite..

• USA 239 - . Payload: Navstar 67 / GPS SVN 65 /IIF-3 / SV-1 Arcturus. Mass: 1,630 kg (3,590 lb). Nation: USA. Agency: Boeing. Class: Navigation. Type: Navigation satellite. Spacecraft Bus: Navstar. Spacecraft: GPS Block 2F. USAF Sat Cat: 38833 . COSPAR: 2012-053A. Apogee: 20,192 km (12,546 mi). Perigee: 20,174 km (12,535 mi). Inclination: 55.00 deg. Period: 718.00 min.

  Third GPS Block IIF satellite, spacecraft 65; replaced SVN 39 in the Navstar constellation. The upper stage and payload first entered a 163 km x 394 km x 41.6 deg parking orbit, followed by a 254 km x 20448 km x 43.3 deg transfer orbit and then a third burn into the final 20426 km x 20481 km x 55.0 deg circular orbit where the satellite was deployed. The RL-10 second stage engine operated at lower than planned thrust during the first two burns, but onboard software compensated by increasing the duration of the engine firings.

• USA 248 - . Payload: Navstar 69 / GPS SVN 64 / IIF-5 / Canopus. Mass: 1,630 kg (3,590 lb). Nation: USA. Class: Navigation. Type: Navigation satellite. Spacecraft Bus: Navstar. Spacecraft: GPS Block 2F. USAF Sat Cat: 39533 . COSPAR: 2014-008A. Apogee: 20,201 km (12,552 mi). Perigee: 20,163 km (12,528 mi). Inclination: 54.94 deg. Period: 717.99 min. Block IIF Global Positioning System satellite; GPS Space Vehicle Number 64, the fifth in the IIF series..

• USA 251 - . Payload: Navstar 70 / GPS SVN 67 / IIF-6 / Rigel. Mass: 1,630 kg (3,590 lb). Nation: USA. Class: Navigation. Type: Navigation satellite. Spacecraft Bus: Navstar. Spacecraft: GPS Block 2F. USAF Sat Cat: 39741 . COSPAR: 2014-026A. Apogee: 20,187 km (12,543 mi). Perigee: 20,175 km (12,536 mi). Inclination: 55.06 deg. Period: 717.92 min.

• USA 253 - . Payload: GSSAP-1. Mass: 2,500 kg (5,500 lb). Nation: USA. Agency: ULAB. Spacecraft Bus: GeoStar-1. Spacecraft: GSSAP. USAF Sat Cat: 40099 . COSPAR: 2014-043A. Apogee: 35,500 km (22,000 mi). Perigee: 35,500 km (22,000 mi). Inclination: 0.00 deg. Designed to catalog satellites and space debris in geostationary orbit. Built by Orbital for US Air Force Space Command. Orbit and mass classified; figures shown are speculative..

• USA 254 - . Payload: GSSAP-2. Mass: 2,500 kg (5,500 lb). Nation: USA. Agency: ULAB. Spacecraft Bus: GeoStar-1. Spacecraft: GSSAP. USAF Sat Cat: 40100 . COSPAR: 2014-043B. Apogee: 35,500 km (22,000 mi). Perigee: 35,500 km (22,000 mi). Inclination: 0.00 deg. Designed to catalog satellites and space debris in geostationary orbit. Built by Orbital for US Air Force Space Command. Orbit and mass classified; figures shown are speculative..

• USA 255 - . Payload: ANGELS. Mass: 70 kg (154 lb). Nation: USA. Agency: ULAB. Spacecraft: ANGELS. USAF Sat Cat: 40101 . COSPAR: 2014-043C. Apogee: 35,500 km (22,000 mi). Perigee: 15,000 km (9,000 mi). Inclination: 25.00 deg.

  Small satellite for the Air Force Research Lab which made observations of the Delta rocket's second stage at ranges from 50 kilometers down to a few kilometers, for further development of satellite inspection technology. Orbit and mass classified; figures shown are speculative.

• USA 260 - . Payload: Navstar 73 / GPS SVN 71 / IIF-9 / Deneb. Mass: 1,630 kg (3,590 lb). Nation: USA. Class: Navigation. Type: Navigation satellite. Spacecraft Bus: Navstar. Spacecraft: GPS Block 2F. USAF Sat Cat: 40534 . COSPAR: 2015-013A. Apogee: 20,195 km (12,548 mi). Perigee: 20,169 km (12,532 mi). Inclination: 55.04 deg. Period: 717.97 min. Nicknamed Deneb; launched into a 12-hour-period orbit to join the navigation constellation..

• USA 270 - . Payload: GSSAP 3. Nation: USA. Class: Surveillance. Type: Orbital object tracking satellite. Spacecraft Bus: GeoStar-1. Spacecraft: GSSAP. USAF Sat Cat: 41744 . COSPAR: 2016-052A. Apogee: 35,819 km (22,256 mi). Perigee: 35,749 km (22,213 mi). Inclination: 0.00 deg. Placed in geosynchronous orbit at 111 deg W. The satellites will drift in the geostationary ring making observations of the orbits of other satellites..

• USA 271 - . Payload: GSSAP 4. Nation: USA. Class: Surveillance. Type: Orbital object tracking satellite. Spacecraft Bus: GeoStar-1. Spacecraft: GSSAP. USAF Sat Cat: 41745 . COSPAR: 2016-052B. Apogee: 35,856 km (22,279 mi). Perigee: 35,814 km (22,253 mi). Inclination: 0.00 deg. Placed in geosynchronous orbit at 118 deg W..