X Report 25 Sep 2025
SpaceX continues to make strides with multiple launches, including 28 Starlink satellites and NASA's IMAP mission, highlighting its ongoing role in advancing space weather research.
ACRIMSAT (26033)
COSPAR: 1999-070B | Alt Name: ACRIMSAT
Image
Additional Sources
Launch Details
Launch Date
December 21, 1999
Launch Site
AFWTR
Launch Pad
576E
Launch Vehicle
Taurus 2110
Orbital Elements
NORAD ID
26033
International Designator
1999-070B
Epoch
Sat, 04 Jul 2026 03:27:16 GMT
Apogee
Calculating...
Perigee
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Inclination
98.35°
Right Ascension
330.41°
Eccentricity
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Argument of Perigee
55.75°
Period
98.23 min
Mean Motion
14.66 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
ACRIMSAT
Alternative Name
ACRIMSAT
Type
Payload
Status
Non-operational
Owner
JPL
Country
United States
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 26033U 99070B 26185.14394564 .00000571 00000-0 11313-3 0 9992
2 26033 98.3475 330.4115 0027302 55.7467 304.6316 14.65940661415372
Source: Celestrak
Summary
ACRIMSAT, also known as 1999-070B and NORAD CAT ID 26033, is a MiniStar satellite manufactured by OSCM for the Jet Propulsion Laboratory (JPL) with the purpose of solar observing. It was launched on December 21, 1999, from AFWTR launch site, using Taurus 2110 as its launch vehicle. The satellite measures 0.7 meters in length and has a diameter of 0.8 meters, with a span of 2.2 meters. It has a dry mass and launch mass of 109 kg each. ACRIMSAT is equipped with the ACRIM III instrument for its mission and is powered by four deployable fixed solar arrays along with batteries. The satellite was designed to have a lifetime of five years but achieved an operational span of fourteen years. Its shape consists of a hexagonal cylinder with four panels, and it has a radar cross-section (RCS) of 0.4973 square meters.
Physical Characteristics
Length
0.7
Diameter
0.8
Span
2.2
Dry Mass
109
Launch Mass
109
Shape
Hex Cyl + 4 Pan
Radar Cross Section
0.4973
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
ACRIMSAT
Purpose
Solar observing
Mission
Solar observing
Manufacturer
OSCM
Life Expectancy
5 years (design); 14 years (achieved)
Bus
Ministar
Configuration
MiniStar
Motor
?
Equipment
ACRIM III
Power System
4 deployable fixed solar arrays, batteries
ADCS
Unknown
Transmitter Frequency
Unknown
Map
Next Pass
Azimuth Elevation Time (Local)
Start Azimuth
Max Elevation
Stop Azimuth
Time Until
Pass Duration
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