IRIDIUM 125 (42964)

COSPAR: 2017-061K | Alt Name: Iridium Next SV125

Image
IRIDIUM 125 Satellite Image
Additional Sources
Launch Details

Launch Date

October 9, 2017

Launch Site

AFWTR

Launch Pad

SLC4E

Launch Vehicle

Falcon 9

Orbital Elements

NORAD ID

42964

International Designator

2017-061K

Epoch

Fri, 03 Jul 2026 23:47:59 GMT

Apogee

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Perigee

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Inclination

86.40°

Right Ascension

18.35°

Eccentricity

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Argument of Perigee

80.02°

Period

100.40 min

Mean Motion

14.34 rev/day

Latitude

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Longitude

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Altitude

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Velocity

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Polar Plot
3D Visualization
Basic Satellite Info

Name

IRIDIUM 125

Alternative Name

Iridium Next SV125

Type

Payload

Status

Operational

Owner

IRIDS

Country

United States

Constellation

N/A

Related Satellites

Major Events

N/A

Latest TLEs
1 42964U 17061K   26184.99166015  .00000253  00000-0  83448-4 0  9999
2 42964  86.3965  18.3535 0001723  80.0237 280.1153 14.34220994457264

Source: Celestrak

Summary
The IRIDIUM 125 satellite, also known as Iridium Next SV125, was launched on October 9, 2017, from the AFWTR launch site using a Falcon 9 vehicle. It is owned by IRIDS and manufactured by OATKGA with a design lifetime of 10 years but planned for up to 15 years. The satellite has dimensions of 3.1 meters in length, 1.5 meters in diameter, and spans 9.4 meters, featuring the EliteBus configuration. It weighs 860 kg at launch and carries equipment including an L-band payload, Ka-band cross-links and downlinks, ADS-B payload, and AIS-receiver technology. Its purpose is communication and traffic monitoring, powered by two deployable solar arrays and batteries. The satellite's shape is described as a half hex prism with two panels.
Physical Characteristics

Length

3.1

Diameter

1.5

Span

9.4

Dry Mass

700

Launch Mass

860

Shape

Half Hex Prism+2 pan

Radar Cross Section

Unknown

Visual Magnitude

Unknown

Color

Unknown

Material Composition

Unknown

Technical Details

Payload

Iridium Next SV125

Purpose

Communication, traffic monitoring

Mission

Communication, traffic monitoring

Manufacturer

OATKGA

Life Expectancy

10 years (design), 15 years (planned)

Bus

EliteBus

Configuration

ELiTeBus-1000

Motor

?

Equipment

L-band payload, Ka-band cross-links, Ka-band downlinks, ADS-B payload, AIS-receiver (on 58 satellites)

Power System

2 deployable solar arrays, batteries

ADCS

Unknown

Transmitter Frequency

Unknown

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