Grid NK02 Band Conditions — Chennai
Localized HF conditions for Maidenhead locator NK02. Coordinating at 12.50°, 81.00°. Updated with real-time telemetry from NOAA and DX cluster reports.
NK02 conditions are GOOD. Best bands: 10m, 12m, 15m, 17m, 20m. SFI: 137.
From Chennai, work the 00:20 UTC and 13:06 UTC grayline windows: probe 20m, 30m, and 40m in the 15 minutes either side while the terminator crosses NK02.
Local evening usually favors 20m first, then 40m as absorption drops.
This square sits in South Asia footprint and is best used as a planning center for portable, field-day, and home-station band decisions.
- Latitude zone
- tropical
- Local phase
- Darkness
- Aurora exposure
- low at this latitude
- Grayline
- 00:20 UTC / 13:06 UTC
- Best high band
- 10m
- Nearest city
- Chennai
● Local Band Quality Scorings
Use this local score for NK02, then compare the global live ranking oncurrent ham band conditionsbefore changing bands.
● Best DX Windows from NK02 — Chennai
Great-circle distance, short-path beam heading, the bands most likely open right now from NK02 to each DX region at SFI 137 / Kp 2, and a current verdict. "Open now" means a suitable band is scoring well on that path; "Try ~HH:MM" points at the next far-end grayline. Band picks and status are a planning heuristic, not a measurement.
| Target | Distance | Beam | Bands to try | Status |
|---|---|---|---|---|
| East Asia / Japan | 3,878 mi | 55° | 40m, 20m, 80m | Open now |
| Southern Africa | 4,553 mi | 234° | 40m, 20m, 80m | Open now |
| Europe | 4,718 mi | 319° | 40m, 20m, 80m | Open now |
| Oceania | 5,442 mi | 124° | 40m, 20m, 80m | Open now |
| North America | 8,878 mi | 359° | 10m, 15m, 20m | Open now |
| South America | 9,684 mi | 261° | 10m, 15m, 20m | Open now |
● Band-by-Time Plan for NK02
A planning heuristic for the local day at NK02, built from sunrise 00:20 UTC, sunset 13:06 UTC, SFI 137, and Kp 2. Not a measurement — a starting point for where to listen as the day turns.
Grayline enhancement — low bands reach long distances as the terminator passes.
High bands rising with the sun; check 10m for DX.
Peak high-band window — 10m and 15m open widest.
Second grayline peak — 20m holds, then hands off to 40m.
Low bands own the darkness — 40m for DX, 80m regional.
Recent local activity
Spots touching NK02 and the adjacent squares
These are the newest 10m, 15m, and 20m reports where one side of the path sits in NK02, NK03, NK01, NK12, MK92. This gives the page unique, local context instead of a generic solar snapshot.
Top DX targets
Where this grid is reaching right now
Contest preview
Next major contest outlook
No contest event is currently loaded. For planning from NK02, start with 10m POOR, 15m POOR, 20m FAIR and keep 20m available as the safest all-around fallback.
Open contest calendarNearby grids