saturn·

d3 celestial stars.14

source /home/coolhand/data/celestial/d3-celestial/stars.14.json 1 rows 2 columns profiled 2026-05-01 raw JSON static .html .ipynb Report Notebook

Reading

dataset summary · high confidence anthropic:claude-opus-4-7

This dataset is a single GeoJSON-style record loaded from stars.14.json, with just 2 columns and 1 row. The 'type' column holds the constant value 'FeatureCollection', and the 'features' column was skipped because it is a nested/unknown structure. There is essentially no tabular signal here — the file is a JSON document that needs to be unpacked (likely by exploding the 'features' array) before meaningful analysis is possible.

citing: row_count · column_count · columns · kinds

Schema

2 columns
Per-column summary. Click column name to jump to its detail.
Alerts
type categorical 0.0% 1
long_tail imbalance
features unknown 0.0%
skipped

type

categorical metadata long_tail imbalance
This column holds a single GeoJSON object-type tag, with the only observed value being "FeatureCollection" across the lone row. Cardinality is 1 and entropy is 0, so it carries no discriminative information. The long_tail and imbalance alerts simply reflect that the column is a constant. Treatment: Drop; constant column with no signal. high · anthropic:claude-opus-4-7
n
1
nulls
0 (0.0%)
unique
1
top_value
FeatureCollection
top_rate
1
cardinality
1
entropy
0
entropy_ratio
0

features

unknown other skipped
The column is named "features" but saturn skipped profiling it, so its type and contents are unknown. Only one row was observed (n=1) with no nulls, and no unique count or other statistics were computed. Without further evidence the role of this column cannot be determined. Treatment: Re-profile with a larger sample and an appropriate parser before deciding how to use it. low · anthropic:claude-opus-4-7
n
1
nulls
0 (0.0%)
unique