Composition of the Global Drifter Array on 30-Jun-2025:
| Pacif.Gyre: | 605 |
| DBi : | 220 |
| SIO : | 216 |
| Metocean: | 144 |
| NKE : | 41 |
| Unknown: | 10 | TOTAL: | 1236 |
Number of Iridium drifters: 1236
Fraction of array that is Iridium: 100.0 percent
Array size on 23 Jun 2025: 1242 drifters
Added IDs (6):
300534061659140 300534065282130 300534065287130 300234067879480 300534064398430 300534064903790
Lost IDs (12):
300234067907810 300234066791710 300234067278380 300234067872260 300534063908050 300534064295620 300534064307440 300534064597110 300534064802070 300534065470350
300534065479460 300534064139270
Net change: 6 - 12 = -6
New array size on 30 Jun 2025: 1236 drifters.
Death rate: 12.1 deaths per 1250 drifters per 7 days (631 deaths per 1250 per year).
Mean age of dead drifters: 745 days. Median: 455 days.
Deplog information for dead drifters (underlined: aground/picked up):
| ID | WMO# | DepDate | DepLat | DepLon | Ship | Manufacturer | Type | Prgm
| 300234067872260 | | 5501646 | | 10-Nov-2020 | | -33.1 | | 152.3 | | BOMBORA | Pacific Gy | | SVP3GI | | 21312 | 300234066791710 | | 6203612 | | 22-May-2020 | | 27.8 | | -39.4 | | UNKNOWN | Metocean | | BD2GHI | | 2222 | 300234067278380 | | 1501675 | | 02-Apr-2020 | | -13.0 | | -22.1 | | RONALD BROWN | Pacific Gy | | SVP3GI | | 21312 | |
Specification sheet info for dead drifters not in deployment log (underlined: aground/picked up):
| ID | MANUFACTURER | TYPE | TRANSMISSION| 300534064139270 | | SIO | | BD2VHI | | 300534064295620 | | Pacific Gy | | BD2A3 | | 300534064597110 | | Pacific Gy | | BD2A3 | | 300534065470350 | | Pacific Gy | | SVP3A3 | | 300534065479460 | | Pacific Gy | | SVP3A3 | | 300534063908050 | | Pacific Gy | | SVP3A3 | | 300534064802070 | | SIO | | BD2GHI | | 300534064307440 | | SIO | | SVPGHI | | 300234067907810 | | NKE | | BD2A3 | | |