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

Eccentricity of an Ellipse01:27

Eccentricity of an Ellipse

151
An ellipse is a fundamental conic section defined by the constant sum of distances from any point on its curve to two fixed points, known as the foci. This geometric property can be physically demonstrated using a pencil, string, and two pins. By anchoring the string at both ends and maintaining it taut with a pencil, one can trace the outline of an ellipse.The shape and extent of the ellipse are determined by its eccentricity, e, defined as the ratio of the distance between the center and a...
151
Kepler's First Law of Planetary Motion01:10

Kepler's First Law of Planetary Motion

5.2K
In the early 17th century, German astronomer and mathematician Johannes Kepler postulated three laws for the motion of planets in the solar system. He formulated his first two laws based on the observations of his forebears, Nikolaus Copernicus and Tycho Brahe.
Polish astronomer Nikolaus Copernicus put forth a theory that stated a heliocentric model for the solar system. According to this heliocentric theory, all the planets, including Earth, orbit the Sun in circular orbits.
On the other hand,...
5.2K
Circular Orbits and Critical Velocity for Satellites01:16

Circular Orbits and Critical Velocity for Satellites

5.4K
The Moon orbits around the Earth. In turn, the Earth (and other planets) orbit the Sun. The space directly above our atmosphere is filled with artificial satellites in orbit. One can examine the circular orbit, the simplest kind of orbit, to understand the relationship between the speed and the period of planets and satellites with respect to their positions and the bodies that they orbit.
Nicolaus Copernicus (1473-1543) first suggested that the Earth and all other planets orbit the Sun in...
5.4K
Criteria for Aromaticity and the Hückel 4n + 2 Rule01:20

Criteria for Aromaticity and the Hückel 4n + 2 Rule

12.5K
Like benzene, cyclobutadiene and cyclooctatetraene are cyclic compounds with alternate single and double bonds. However, their chemical behavior differs from benzene, as they are unstable and not aromatic. So, what are the structural characteristics of unsaturated compounds categorized as aromatic?  
For the first time, Eric Hückel, a German chemical physicist, derived a set of structural features for a compound to be classified as aromatic. This is now known as Hückel’s rule or the 4n +...
12.5K
Kepler's Third Law of Planetary Motion01:18

Kepler's Third Law of Planetary Motion

4.1K
In the early 17th century, German astronomer and mathematician Johannes Kepler postulated three laws for the motion of planets in the solar system. In 1909, he formulated his first two laws based on the observations of his forebears, Nikolaus Copernicus and Tycho Brahe. However, in 1918, he published his third law of planetary motion, which gives a precise mathematical relationship between a planet's average distance from the Sun and the amount of time it takes to revolve around the Sun. It...
4.1K
Nomenclature of Aryl and Heterocyclic Amines01:10

Nomenclature of Aryl and Heterocyclic Amines

3.0K
The simplest aromatic amine is phenylamine, which contains an –NH2 functionality directly attached to an aromatic ring. The name aniline is designated for this skeleton. As shown in Figure 1, the common names of the functionalized anilines involve prefixes ortho-, meta-, and para- to indicate the substitution position. Different functionalized aniline derivatives also have notable trivial names.
3.0K

You might also read

Related Articles

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

Sort by
Same authorSame journal

ASTEROID LIGHTCURVE ANALYSIS AT CS3-PALMER DIVIDE STATION: 2014 DECEMBER - 2015 MARCH.

The Minor planet bulletin·2020
Same authorSame journal

ASTEROID LIGHTCURVE ANALYSIS AT CS3-PALMER DIVIDE STATION: 2013 SEPTEMBER-DECEMBER.

The Minor planet bulletin·2020
Same authorSame journal

NEAR-EARTH ASTEROID LIGHTCURVE ANALYSIS AT CS3-PALMER DIVIDE STATION: 2014 JANUARY-MARCH.

The Minor planet bulletin·2020
Same authorSame journal

LIGHTCURVE PHOTOMETRY OPPORTUNITIES: 2015 JULY-SEPTEMBER.

The Minor planet bulletin·2020
Same authorSame journal

ASTEROID LIGHTCURVE ANALYSIS AT CS3-PALMER DIVIDE STATION: 2014 JANUARY-MARCH.

The Minor planet bulletin·2020
Same author

NEAR-EARTH ASTEROID LIGHTCURVE ANALYSIS AT CS3-PALMER DIVIDE STATION: 2016 JANUARY-APRIL.

The Minor planet bulletin·2020
Same journal

CORRIGENDUM MPB VOLUME 43, PAGE 23.

The Minor planet bulletin·2020
See all related articles

Related Experiment Video

Updated: Dec 20, 2025

Scattering And Absorption of Light in Planetary Regoliths
11:34

Scattering And Absorption of Light in Planetary Regoliths

Published on: July 1, 2019

10.8K

THREE UNUSUAL HUNGARIA ASTEROIDS.

Brian D Warner1

  • 1Center for Solar System Studies / MoreData!, 446 Sycamore Ave., Eaton, CO 80615 USA.

The Minor Planet Bulletin
|May 27, 2020
PubMed
Summary
This summary is machine-generated.

Observations of three Hungaria asteroids revealed unusual characteristics, suggesting potential binary systems and challenging previous findings for asteroid 6901 Roybishop. Further study is needed for asteroid 1996 FK12.

More Related Videos

Laboratory Drop Towers for the Experimental Simulation of Dust-aggregate Collisions in the Early Solar System
09:44

Laboratory Drop Towers for the Experimental Simulation of Dust-aggregate Collisions in the Early Solar System

Published on: June 5, 2014

13.2K
Bringing the Visible Universe into Focus with Robo-AO
10:35

Bringing the Visible Universe into Focus with Robo-AO

Published on: February 12, 2013

19.9K

Related Experiment Videos

Last Updated: Dec 20, 2025

Scattering And Absorption of Light in Planetary Regoliths
11:34

Scattering And Absorption of Light in Planetary Regoliths

Published on: July 1, 2019

10.8K
Laboratory Drop Towers for the Experimental Simulation of Dust-aggregate Collisions in the Early Solar System
09:44

Laboratory Drop Towers for the Experimental Simulation of Dust-aggregate Collisions in the Early Solar System

Published on: June 5, 2014

13.2K
Bringing the Visible Universe into Focus with Robo-AO
10:35

Bringing the Visible Universe into Focus with Robo-AO

Published on: February 12, 2013

19.9K

Area of Science:

  • Asteroid research
  • Solar System dynamics
  • Observational astronomy

Background:

  • Hungaria asteroids are a group of small Solar System bodies.
  • Asteroid 2449 Kenos is a probable member of the Hungaria collisional family.
  • Asteroid 6901 Roybishop is a member of the Hungaria orbital group.

Purpose of the Study:

  • To investigate unusual characteristics of three Hungaria asteroids observed in 2015.
  • To determine if asteroids 2449 Kenos, 6901 Roybishop, and (23615) 1996 FK12 exhibit binary or unusual orbital properties.

Main Methods:

  • Observations were conducted at the Center for Solar System Studies-Palmer Divide Station (CS3-PDS).
  • Analysis focused on identifying rotational and orbital periods from observational data.
  • Photometric light curves were analyzed to detect secondary periods and potential binary characteristics.

Main Results:

  • Asteroid 2449 Kenos shows characteristics of a binary object with periods of 3.8481 h and 15.85 h.
  • Asteroid 6901 Roybishop exhibits a weak secondary period of 10.58 h, contradicting prior research.
  • (23615) 1996 FK12 displays a short period of 3.6456 h and a very long primary period of 368 h, suggesting a wide binary system.

Conclusions:

  • The observed asteroids display complex behaviors, including potential binary nature and conflicting period data.
  • Asteroid 6901 Roybishop's secondary period requires further investigation to reconcile with previous findings.
  • The long period of asteroid 1996 FK12 warrants further validation to confirm its wide binary status.