Packet #39634116 Success
POSITION_APP packet from Meshtastic fc7c (fc7c) to !ffffffff
45
Total Receptions
1
Unique Gateways
3
Hop Count
35
Payload Bytes
Packet Information
| Database ID: | 39634116 |
|---|---|
| Mesh Packet ID: |
0x5701b669
Used for correlation across gateways |
| Timestamp: | 2026-05-16 15:24:06 UTC |
| From Node: | Meshtastic fc7c (fc7c) |
| To Node: | !ffffffff (ffff) |
| Success: | Processed |
| Protocol: |
POSITION_APP
Port: 3 |
| Gateway: | Bionicandroid 2 (DAN) |
|---|---|
| Channel: | ShortFast |
| RSSI: | Unknown |
| SNR: | Unknown |
| Hop Info: |
3/3 hops
Start: 3, Limit: 0 |
| Relay Node: |
98
Last byte of the last hop that relayed this packet |
Payload Data
Protocol: POSITION_APP
Size: 35 bytes
Decoded:
Yes
Decoded Data:
| Latitude: | 43.699405° |
|---|---|
| Longitude: | -79.560704° |
| Altitude: | 73 m |
| Satellites: | 15 |
| Precision: | 13 bits |
Raw Packet Analysis
Complete field breakdown and MQTT privacy/exposure analysisPacket Structure
MQTT Packet Flow:
ServiceEnvelope (MQTT layer) → MeshPacket (Mesh layer) → Decoded Payload (Application data)
| Total Size: | 35 bytes |
|---|---|
| Gateway: | !b03d10e4 |
| Channel: | ShortFast |
| Payload Type: | POSITION_APP |
| Hop Count: | 3 / 3 |
Privacy Summary
Exposure Level:
Broadcast
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortFast
+ 2 more...
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortFast
+ 2 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 1 more...
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 1 more...
MQTT ServiceEnvelope Fields
MQTT ServiceEnvelope contains the MeshPacket plus routing metadata
| Field | Value |
|---|---|
gateway_id |
!b03d10e4
Node ID format |
channel_id |
ShortFast
|
packet |
MeshPacket (35 bytes)
Contains the actual mesh network packet |
MeshPacket Fields
Core mesh packet with routing and payload information
| Field | Value | Type |
|---|---|---|
from |
4022467708
Source node ID |
uint32 |
to |
4294967295 (Broadcast)
Visible to all nodes |
uint32 |
decoded.portnum |
3
POSITION_APP |
enum |
decoded.payload_length |
35 bytes
|
size |
hop_limit |
Not set | uint32 |
hop_start |
3
Initial hop limit |
uint32 |
hops_taken |
3
Calculated: hop_start - hop_limit |
derived |
rx_rssi |
Not set | int32 |
rx_snr |
Not set | float |
rx_time |
1778945045
Receive timestamp |
fixed32 |
via_mqtt |
False
Direct LoRa transmission |
bool |
want_ack |
False
No ACK requested |
bool |
priority |
64
Packet priority level |
enum |
delayed |
Not set | enum |
channel |
Not set | uint32 |
pki_encrypted |
False
Standard encryption |
bool |
next_hop |
Not set | uint32 |
relay_node |
152
Relay node ID |
uint32 |
tx_after |
Not set | uint32 |
timestamp |
1778945046.8356173
Unix timestamp |
uint32 |
MQTT Privacy & Exposure Analysis
Analysis of privacy features and exposure risks when packet is shared via MQTT
Exposure Level: Broadcast
Privacy Features:
- ✓ Direct LoRa transmission (not via MQTT)
- ✓ Custom channel: ShortFast
- ✓ Gateway node ID tracked
- ✓ Reduced position precision: ~2900.0m accuracy
Exposure Risks:
- ⚠ Visible to all nodes on channel
- ⚠ Packet visible to MQTT subscribers
- ⚠ Multi-hop path visible (3 hops)
MQTT-Specific Fields
| Gateway ID: | !b03d10e4 |
| Position Precision: | 13 bits (~2900.0m accuracy) |
| Position precision meters: | 2900.0 |
Complete Payload Analysis
Detailed breakdown of all payload fields and decoded data
Payload Metadata:
| Protocol: | POSITION_APP |
|---|---|
| Size: | 35 bytes |
| Decoded: | Yes |
Complete Payload Data (JSON):
{
"latitude": 43.6994048,
"longitude": -79.560704,
"altitude": 73,
"sats_in_view": 15,
"precision_bits": 13
}
Complete Protobuf Decode (JSON)
{
"service_envelope": {
"gateway_id": "!b03d10e4",
"channel_id": "ShortFast",
"packet": "MeshPacket (see mesh_packet below)"
},
"mesh_packet": {
"from": 4022467708,
"to": 4294967295,
"id": 1459730025,
"rx_time": 1778945045,
"rx_snr": 0.0,
"rx_rssi": 0,
"hop_limit": 0,
"hop_start": 3,
"via_mqtt": false,
"want_ack": false,
"priority": 64,
"delayed": 0,
"channel_index": null,
"pki_encrypted": false,
"next_hop": 0,
"relay_node": 152,
"tx_after": 0,
"decoded": {
"portnum": 3,
"payload": "0d00000c1a15000094d0184925fc8b086a280258707802800198feca1098010fb8010d",
"want_response": null,
"dest": null,
"source": null,
"request_id": null,
"reply_id": null,
"emoji": null,
"parsed_payload": {
"latitude_i": 436994048,
"longitude_i": -795607040,
"altitude": 73,
"time": 1778945020,
"location_source": "LOC_INTERNAL",
"PDOP": 112,
"ground_speed": 2,
"ground_track": 34783000,
"sats_in_view": 15,
"precision_bits": 13,
"type": "protobuf",
"portnum": "POSITION_APP",
"message_class": "Position"
}
}
}
}
Raw Packet Data (35 bytes)
0d00000c1a15000094d0184925fc8b086a280258707802800198feca1098010fb8010d
Hex Analysis:
| Size: | 35 bytes |
|---|---|
| Format: | Protobuf (Protocol Buffers) |
| Encoding: | Binary with varint and length-delimited fields |
This is the raw protobuf-encoded payload as received from MQTT.
The structure follows the Meshtastic protobuf schema definitions.
All Receptions
All gateways that received this packetCorrelation: Using Mesh Packet ID
Reception Locations
Loading...
Loading reception map...
Map shows gateway locations that received this packet. Hop counts are displayed if available.
| Gateway | Time Offset | RSSI | SNR | Hops | Relay | Channel | Timestamp | Actions |
|---|---|---|---|---|---|---|---|---|
| Bionicandroid 2 (DAN) Primary |
0.000s
Reference |
Unknown | Unknown | 3 |
98
|
ShortFast | 2026-05-16 15:24:06 UTC | Current |
| Bionicandroid 2 (DAN) |
-0.450s
Before |
Unknown | Unknown | 3 |
98
|
LongFast | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
-0.425s
Before |
Unknown | Unknown | 3 |
98
|
LongFast | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
-0.414s
Before |
Unknown | Unknown | 3 |
98
|
LongFast | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
-0.404s
Before |
Unknown | Unknown | 3 |
98
|
LongFast | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
-0.393s
Before |
Unknown | Unknown | 3 |
98
|
LongFast | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
-0.383s
Before |
Unknown | Unknown | 3 |
98
|
LongFast | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
-0.370s
Before |
Unknown | Unknown | 3 |
98
|
LongFast | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
-0.359s
Before |
Unknown | Unknown | 3 |
98
|
LongFast | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
-0.348s
Before |
Unknown | Unknown | 3 |
98
|
LongFast | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
-0.337s
Before |
Unknown | Unknown | 3 |
98
|
LongFast | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
-0.326s
Before |
Unknown | Unknown | 3 |
98
|
LongFast | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
-0.313s
Before |
Unknown | Unknown | 3 |
98
|
MediumFast | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
-0.300s
Before |
Unknown | Unknown | 3 |
98
|
MediumFast | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
-0.288s
Before |
Unknown | Unknown | 3 |
98
|
MediumFast | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
-0.277s
Before |
Unknown | Unknown | 3 |
98
|
MediumFast | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
-0.264s
Before |
Unknown | Unknown | 3 |
98
|
MediumFast | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
-0.252s
Before |
Unknown | Unknown | 3 |
98
|
MediumFast | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
-0.230s
Before |
Unknown | Unknown | 3 |
98
|
MediumFast | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
-0.216s
Before |
Unknown | Unknown | 3 |
98
|
MediumFast | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
-0.181s
Before |
Unknown | Unknown | 3 |
98
|
MediumFast | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
-0.165s
Before |
Unknown | Unknown | 3 |
98
|
MediumFast | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
-0.150s
Before |
Unknown | Unknown | 3 |
98
|
MediumFast | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
-0.131s
Before |
Unknown | Unknown | 3 |
98
|
ShortFast | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
-0.115s
Before |
Unknown | Unknown | 3 |
98
|
ShortFast | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
-0.103s
Before |
Unknown | Unknown | 3 |
98
|
ShortFast | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
-0.090s
Before |
Unknown | Unknown | 3 |
98
|
ShortFast | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
-0.071s
Before |
Unknown | Unknown | 3 |
98
|
ShortFast | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
-0.057s
Before |
Unknown | Unknown | 3 |
98
|
ShortFast | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
-0.044s
Before |
Unknown | Unknown | 3 |
98
|
ShortFast | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
-0.031s
Before |
Unknown | Unknown | 3 |
98
|
ShortFast | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
-0.019s
Before |
Unknown | Unknown | 3 |
98
|
ShortFast | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
+0.016s
After |
Unknown | Unknown | 3 |
98
|
ShortFast | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
+0.030s
After |
Unknown | Unknown | 3 |
98
|
ShortTurbo | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
+0.046s
After |
Unknown | Unknown | 3 |
98
|
ShortTurbo | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
+0.059s
After |
Unknown | Unknown | 3 |
98
|
ShortTurbo | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
+0.096s
After |
Unknown | Unknown | 3 |
98
|
ShortTurbo | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
+0.124s
After |
Unknown | Unknown | 3 |
98
|
ShortTurbo | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
+0.137s
After |
Unknown | Unknown | 3 |
98
|
ShortTurbo | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
+0.150s
After |
Unknown | Unknown | 3 |
98
|
ShortTurbo | 2026-05-16 15:24:06 UTC | View |
| Bionicandroid 2 (DAN) |
+0.166s
After |
Unknown | Unknown | 3 |
98
|
ShortTurbo | 2026-05-16 15:24:07 UTC | View |
| Bionicandroid 2 (DAN) |
+0.180s
After |
Unknown | Unknown | 3 |
98
|
ShortTurbo | 2026-05-16 15:24:07 UTC | View |
| Bionicandroid 2 (DAN) |
+0.196s
After |
Unknown | Unknown | 3 |
98
|
ShortTurbo | 2026-05-16 15:24:07 UTC | View |
| Bionicandroid 2 (DAN) |
+0.211s
After |
Unknown | Unknown | 3 |
98
|
ShortTurbo | 2026-05-16 15:24:07 UTC | View |
| Bionicandroid 2 (DAN) |
+0.224s
After |
Unknown | Unknown | 3 |
98
|
LongFast | 2026-05-16 15:24:07 UTC | View |
45
Total Receptions
1
Unique Gateways