Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Inertial Frames of Reference01:03

Inertial Frames of Reference

7.1K
Newton’s first law is usually considered to be a statement about reference frames. It provides a method for identifying a special type of reference frame: the inertial reference frame. In principle, we can make the net force on a body zero. If its velocity relative to a given frame is constant, then that frame is said to be inertial. So, by definition, an inertial reference frame is a reference frame where Newton's first law holds valid. Newton's first law applies to objects with...
7.1K
Instrument Calibration01:12

Instrument Calibration

192
Instrument calibration is essential for ensuring that instruments produce accurate and consistent results. It is vital in manufacturing, healthcare, testing laboratories, and scientific research. Calibration processes are specific to each instrument and help enhance data accuracy. Each instrument has a unique calibration process tailored to its design and function to improve data accuracy.
Analytical Balance Calibration
An analytical balance measures mass and requires regular calibration to...
192
Calibration Curves: Linear Least Squares01:20

Calibration Curves: Linear Least Squares

1.3K
A calibration curve is a plot of the instrument's response against a series of known concentrations of a substance. This curve is used to set the instrument response levels, using the substance and its concentrations as standards. Alternatively, or additionally, an equation is fitted to the calibration curve plot and subsequently used to calculate the unknown concentrations of other samples reliably.
For data that follow a straight line, the standard method for fitting is the linear...
1.3K
Non-inertial Frames of Reference01:27

Non-inertial Frames of Reference

5.9K
A reference frame accelerating or decelerating relative to an inertial frame is a non-inertial frame. To help understand this, consider what taking off in an airplane, turning a corner in a car, riding a merry-go-round, and the circular motion of a tropical cyclone all have in common. All these systems are accelerating, decelerating, or rotating relative to the Earth; hence, they all are non-inertial frames. All these systems exhibit inertial forces, which merely seem to arise from motion,...
5.9K
Relative Motion Analysis using Rotating Axes01:25

Relative Motion Analysis using Rotating Axes

464
Consider a component AB undergoing a linear motion. Along with a linear motion, point B also rotates around point A. To comprehend this complex movement, position vectors for both points A and B are established using a stationary reference frame.
However, to express the relative position of point B relative to point A, an additional frame of reference, denoted as x'y', is necessary. This additional frame not only translates but also rotates relative to the fixed frame, making it...
464
Glassware Calibration01:11

Glassware Calibration

240
Accurate calibration of glassware, such as volumetric flasks, pipettes, and burettes, is essential to ensure accurate measurements in the analytical laboratory. Calibration helps maintain consistency across measurements and prevents errors arising from inaccurate volumes.
Volumetric flasks: Volumetric flasks are designed to prepare aqueous solutions of precise volumes accurately with a calibration line on the neck. To calibrate a volumetric flask, it is important to fill it with distilled...
240

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Joint trajectories of sleep deviation risk and frailty and their associations with cognitive decline in middle-aged and older adults: a population-based cohort study.

BMC public health·2026
Same author

Adjuvant disitamab vedotin plus PD-1 blockade and gemcitabine/cisplatin in high-risk upper tract urothelial carcinoma: a two-stage real-world comparative study.

Frontiers in immunology·2026
Same author

Case Report: early regression and bladder-intact survival after limited-course immunotherapy-based systemic therapy in two patients with clinically staged bulky muscle-invasive bladder cancer.

Frontiers in immunology·2026
Same author

Recurrent urticaria induced by aspirin in a post-stent patient: A case study and literature review.

The Journal of international medical research·2026
Same author

Fine-grained lung cancer object detection via dilated reparameterization and explicit positional gating optimization.

Scientific reports·2026
Same author

SPOP-mediated nuclear ubiquitination degradation of p62/SQSTM1 contributes to HR repair.

Oncogene·2026

Related Experiment Video

Updated: Jul 5, 2025

Three-dimensional Super Resolution Microscopy of F-actin Filaments by Interferometric PhotoActivated Localization Microscopy iPALM
11:57

Three-dimensional Super Resolution Microscopy of F-actin Filaments by Interferometric PhotoActivated Localization Microscopy iPALM

Published on: December 1, 2016

10.8K

Attitude Correlated Frames Based Calibration Method for Star Sensors.

Liheng Ma1, Shenglong Xiao2, Wenjun Tang2

  • 1College of Ordnance Engineering, Naval University of Engineering, Wuhan 430033, China.

Sensors (Basel, Switzerland)
|January 11, 2024
PubMed
Summary
This summary is machine-generated.

A new attitude-correlated frame-based calibration method (ACFCM) improves star sensor accuracy. This method enhances calibration by using outdoor observations and strapdown gyros, leading to more uniform star image distribution and better reliability.

Keywords:
ACFCMIAICMattitude-correlated framesparameter calibrationstar sensor

More Related Videos

Medical-grade Sterilizable Target for Fluid-immersed Fetoscope Optical Distortion Calibration
07:03

Medical-grade Sterilizable Target for Fluid-immersed Fetoscope Optical Distortion Calibration

Published on: February 23, 2017

7.7K
Measuring Spatially- and Directionally-varying Light Scattering from Biological Material
11:57

Measuring Spatially- and Directionally-varying Light Scattering from Biological Material

Published on: May 20, 2013

13.5K

Related Experiment Videos

Last Updated: Jul 5, 2025

Three-dimensional Super Resolution Microscopy of F-actin Filaments by Interferometric PhotoActivated Localization Microscopy iPALM
11:57

Three-dimensional Super Resolution Microscopy of F-actin Filaments by Interferometric PhotoActivated Localization Microscopy iPALM

Published on: December 1, 2016

10.8K
Medical-grade Sterilizable Target for Fluid-immersed Fetoscope Optical Distortion Calibration
07:03

Medical-grade Sterilizable Target for Fluid-immersed Fetoscope Optical Distortion Calibration

Published on: February 23, 2017

7.7K
Measuring Spatially- and Directionally-varying Light Scattering from Biological Material
11:57

Measuring Spatially- and Directionally-varying Light Scattering from Biological Material

Published on: May 20, 2013

13.5K

Area of Science:

  • Aerospace Engineering
  • Optical Instrumentation
  • Navigation Systems

Background:

  • Star sensors require initial factory calibration and periodic recalibration after environmental disturbances like vibration or deformation.
  • Existing interstar angular invariance calibration methods (IAICMs) are categorized as attitude-dependent or attitude-independent, each with limitations.

Purpose of the Study:

  • To propose a novel attitude-correlated frame-based calibration method (ACFCM) for star sensors.
  • To combine the advantages of both attitude-dependent and attitude-independent IAICMs.
  • To enhance the accuracy, repeatability, and reliability of star sensor calibration.

Main Methods:

  • The ACFCM correlates star image frames captured at different times using data from a strapdown gyro unit.
  • Outdoor star observations are utilized for calibration.
  • Simulations and experimental tests were conducted to validate the method.

Main Results:

  • The ACFCM significantly increases the number of efficient star images for calibration.
  • It achieves a more uniform distribution of star images compared to traditional methods.
  • Both simulation and experimental results confirmed the feasibility and effectiveness of the ACFCM.

Conclusions:

  • The proposed ACFCM method demonstrably improves star sensor calibration accuracy.
  • It offers significantly enhanced repeatability and reliability of the principal point determination.
  • The ACFCM represents a substantial advancement in star sensor calibration techniques.