KAKEHASHI (COMETS) (25175)

COSPAR: 1998-011A | Alt Name: Kakehashi

Image

Additional Sources

Launch Details

Launch Date

February 21, 1998

Launch Site

TANSC

Launch Pad

Launch Vehicle

H-II

Orbital Elements

NORAD ID

25175

International Designator

1998-011A

Epoch

Sat, 04 Jul 2026 02:22:24 GMT

Apogee

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Perigee

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Inclination

30.06°

Right Ascension

186.89°

Eccentricity

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Argument of Perigee

78.21°

Period

328.08 min

Mean Motion

4.39 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

KAKEHASHI (COMETS)

Alternative Name

Kakehashi

Type

Payload

Status

Non-operational

Owner

NASDA

Country

Japan

Constellation

N/A

Related Satellites

Major Events

N/A

Latest TLEs

1 25175U 98011A   26185.09889232  .00000022  00000-0  00000-0 0  9996

2 25175  30.0616 186.8879 5298382  78.2081 334.2836  4.38911700463609

Source: Celestrak

Summary

The KAKEHASHI (COMETS) satellite, also known as ETS-6, was launched on February 21, 1998, from Tanegashima Space Center using the H-II launch vehicle. It is owned by NASDA and has a configuration of Box + 2 Pan with dimensions: length 3m, diameter 2m, and span 31m. The satellite's dry mass is 1996 kg, identical to its launch mass. Equipped with 5(+1) Ka-band 200W transponders for communication purposes, it was designed for a three-year lifetime. Its power system includes two deployable solar arrays and batteries. Manufactured by NEC/TOSH, the satellite's purpose is communication and it uses LAPS as its motor type. The spacecraft has an RCS of 28.9557 square meters.

Physical Characteristics

Length

Diameter

Span

Dry Mass

1996

Launch Mass

1996

Shape

Box + 2 Pan

Radar Cross Section

28.9557

Visual Magnitude

Unknown

Color

Unknown

Material Composition

Unknown

Technical Details

Payload

COMETS

Purpose

Communication

Mission

Communication

Manufacturer

NEC/TOSH

Life Expectancy

3 years

Bus

ETS-6

Configuration

Unknown

Motor

LAPS

Equipment

5(+1) Ka-band 200W transponders

Power System

2 deployable solar arrays, batteries

ADCS

Unknown

Transmitter Frequency

Unknown

Map

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Longitude

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