← Back to radar

Observation record / Hacker News

Mapping the Northern Sky

First seen 10/23, 08:10 · Last observed 10/23, 10:11 · Source data is current

Read the original source ↗

Title-based outlineMapping the Northern Sky

Why it mattersA discussion on this source’s current list. Verify details in the original; rank does not establish reliability.

Published 10/23, 07:56

30 minutesRank movement-1

Baseline observed 10/23, 09:41

1 hourRank movement-1

Baseline observed 10/23, 09:10

24 hoursRank movement—

Building history

Source rank history

13 observations

Momentum 0/100 = max(0, 1h rank gain) ÷ baseline rank × 100. Platform metrics are not combined.

81610/23, 08:10 · 10 places10/23, 08:20 · 9 places10/23, 08:30 · 8 places10/23, 08:40 · 9 places10/23, 08:50 · 9 places10/23, 09:00 · 10 places10/23, 09:10 · 14 places10/23, 09:21 · 14 places10/23, 09:31 · 12 places10/23, 09:41 · 14 places10/23, 09:51 · 16 places10/23, 10:01 · 16 places10/23, 10:11 · 15 places10/23, 08:1010/23, 10:11
Official public API · linked titles only· Author tmseidman
View original observation times and ranks
Observation time (Beijing)Source position
10/23, 10:1115
10/23, 10:0116
10/23, 09:5116
10/23, 09:4114
10/23, 09:3112
10/23, 09:2114
10/23, 09:1014
10/23, 09:0010
10/23, 08:509
10/23, 08:409
10/23, 08:308
10/23, 08:209
10/23, 08:1010
Daily aggregate history
日期Best daily positionLast daily positionObservations
2026-10-2381513