apparentMagnitude

P7282
predicate

Indicates the observed brightness of an astronomical object as seen from Earth, on a logarithmic scale where lower values correspond to brighter appearances.

All labels observed (23)

Label Occurrences
apparentMagnitude canonical 99
hasApparentMagnitude 61
brightness 33

Description generation (PDg)

The one-sentence description above was generated by prompting gpt-5.1 with the predicate name and this instruction.

Instruction
Given a predicate that represents a relationship or action between entities, generate a one-sentence description explaining its meaning.  
# Instructions
Focus on describing the relationship, not the entities themselves. 
# Response Format
Begin the description with \' Indicates...\'
Input
Predicate: apparentMagnitude
Generated description
Indicates the observed brightness of an astronomical object as seen from Earth, on a logarithmic scale where lower values correspond to brighter appearances.

Sample triples (243)

Subject Object
planetary nebula GJJC 1
surface form: GJJC 1
extremely faint via predicate surface "brightness"
Antares about 1.0
Antares +0.6 to +1.6 via predicate surface "apparentMagnitudeRange"
Lupus
surface form: AlphaLupi
about2.3
Butterfly Cluster 4.2–4.5 via predicate surface "apparentMagnitudeRange"
Shaula about 1.6 via predicate surface "hasApparentMagnitude"
Sargas 1.84–1.88 via predicate surface "hasApparentMagnitudeRange"
Jabbah about 4.0 via predicate surface "hasApparentMagnitude"
Dschubba about 2.3 via predicate surface "hasApparentMagnitude"
IC 4715 about 4.6
Rasalhague 2.07 via predicate surface "hasApparentMagnitude"
Alpha Ophiuchi 2.07 via predicate surface "hasApparentMagnitude"
open cluster IC 1805
surface form: IC 1805
about 6.5
Leo V Dwarf Galaxy very faint via predicate surface "hasApparentMagnitude"
Mensa faint via predicate surface "brightness"
Caldwell 20 4.0
Beta Tucanae approximately 4.37 via predicate surface "hasApparentMagnitude"
Beta Tucanae
surface form: Beta Tucanae A
about 4.36 via predicate surface "hasApparentMagnitude"
Beta Tucanae
surface form: Beta Tucanae B
about 4.54 via predicate surface "hasApparentMagnitude"
Tucana III faint via predicate surface "hasApparentMagnitude"
Grus
surface form: Alpha Gruis
1.74
Octans 5.47 via predicate surface "SigmaOctantisApparentMagnitude"
OGLE-TR-56 about 16
Caldwell 106 4.1 via predicate surface "hasApparentMagnitude"
ESO 456-SC38 faint via predicate surface "brightness"
Pelican Nebula about 8.0
Pi Tucanae visible to small telescopes via predicate surface "hasApparentMagnitude"
Fornax constellation
surface form: Alpha Fornacis
about 3.85
Fornax constellation
surface form: Beta Fornacis
about 4.46
Andromeda 14 faint via predicate surface "brightness"
M75 about 8.5–9.0 via predicate surface "apparentMagnitudeRange"
Greater Dog
surface form: Sirius
−1.46
Wezen 1.83 via predicate surface "hasApparentMagnitude"
Furud 3.0 via predicate surface "hasApparentMagnitude"
openCluster M41 about 4.5
Columba
surface form: Alpha Columbae
about 2.6
constellation Hydra
surface form: Alphard
1.98
Thor’s Helmet Nebula approximately 11.5
Virgo constellation
surface form: Spica
about 1.0
M88 9.6
NGC 4660 ~12
NGC 6864 8–9 via predicate surface "apparentMagnitudeRange"
Andromeda VIII faint via predicate surface "brightness"
21 Tauri 5.7–5.8 via predicate surface "apparentMagnitudeRange"
HR 4729 bright star via predicate surface "brightness"
HD 108248 4.8 via predicate surface "visualCompanionMagnitude"
UGC 10822 faint via predicate surface "brightness"
Andromeda 16 faint via predicate surface "brightness"
Medusa Nebula ~10.2 via predicate surface "hasApparentMagnitude"
PGC 54074 faint via predicate surface "brightness"