Packet #39278938 Success

POSITION_APP packet from Komodo Base (KomB) to !ffffffff

47
Total Receptions
3
Unique Gateways
1
Hop Count
27
Payload Bytes
Packet Information
Database ID: 39278938
Mesh Packet ID: 0x509fef91
Used for correlation across gateways
Timestamp: 2026-05-15 18:53:28 UTC
From Node: Komodo Base (KomB)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: TINKERBELL L20/USON mt.gt 6358 (TINK)
Channel: ShortFast
RSSI: -119 dBm
SNR: -7.75 dBm
Hop Info: 1/4 hops
Start: 4, Limit: 3
Relay Node: f1
Last byte of the last hop that relayed this packet
Payload Data
Protocol: POSITION_APP
Size: 27 bytes
Decoded: Yes
Decoded Data:
Latitude:43.653530°
Longitude:-79.383757°
Altitude:60 m
Precision:15 bits
Raw Packet Analysis
Complete field breakdown and MQTT privacy/exposure analysis
Packet Structure
MQTT Packet Flow:
ServiceEnvelope (MQTT layer) → MeshPacket (Mesh layer) → Decoded Payload (Application data)
Total Size:27 bytes
Gateway:!433a6358
Channel:ShortFast
Payload Type:POSITION_APP
Hop Count:1 / 4
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortFast
+ 2 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 2 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !433a6358
Node ID format
channel_id ShortFast
packet MeshPacket (27 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2733365960
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 3
POSITION_APP
enum
decoded.payload_length 27 bytes size
hop_limit 3
Remaining hops allowed
uint32
hop_start 4
Initial hop limit
uint32
hops_taken 1
Calculated: hop_start - hop_limit
derived
rx_rssi -119.0 dBm
Signal strength at gateway
int32
rx_snr -7.75 dB
Signal quality at gateway
float
rx_time 1778871206
Receive timestamp
fixed32
via_mqtt False
Direct LoRa transmission
bool
want_ack False
No ACK requested
bool
priority Not set enum
delayed Not set enum
channel Not set uint32
pki_encrypted False
Standard encryption
bool
next_hop Not set uint32
relay_node 241
Relay node ID
uint32
tx_after Not set uint32
timestamp 1778871208.3773336
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: ~729.0m accuracy
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Multi-hop path visible (1 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !433a6358
Position Precision: 15 bits (~729.0m accuracy)
Position precision meters: 729.0
Signal Metrics: RSSI: -119.0 dBm
SNR: -7.75 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:POSITION_APP
Size:27 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 43.6535296, "longitude": -79.3837568, "altitude": 60, "sats_in_view": null, "precision_bits": 15 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!433a6358", "channel_id": "ShortFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2733365960, "to": 4294967295, "id": 1352658833, "rx_time": 1778871206, "rx_snr": -7.75, "rx_rssi": -119, "hop_limit": 3, "hop_start": 4, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 241, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d0000051a150000afd0183c25a16b076a28017800800100b8010f", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 436535296, "longitude_i": -793837568, "altitude": 60, "time": 1778871201, "location_source": "LOC_MANUAL", "ground_speed": 0, "ground_track": 0, "precision_bits": 15, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (27 bytes)
0d0000051a150000afd0183c25a16b076a28017800800100b8010f
Hex Analysis:
Size:27 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 packet
Correlation: Using Mesh Packet ID
Reception Locations
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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
TINKERBELL L20/USON mt.gt 6358 (TINK) Primary 0.000s
Reference
-119.0 dBm -7.75 dB 1 f1 ShortFast 2026-05-15 18:53:28 UTC Current
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.321s
Before
-119.0 dBm -7.75 dB 1 f1 LongFast 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.296s
Before
-119.0 dBm -7.75 dB 1 f1 LongFast 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.284s
Before
-119.0 dBm -7.75 dB 1 f1 LongFast 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.266s
Before
-119.0 dBm -7.75 dB 1 f1 LongFast 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.246s
Before
-119.0 dBm -7.75 dB 1 f1 LongFast 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.226s
Before
-119.0 dBm -7.75 dB 1 f1 LongFast 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.216s
Before
-119.0 dBm -7.75 dB 1 f1 LongFast 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.200s
Before
-119.0 dBm -7.75 dB 1 f1 LongFast 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.190s
Before
-119.0 dBm -7.75 dB 1 f1 LongFast 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.179s
Before
-119.0 dBm -7.75 dB 1 f1 LongFast 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.169s
Before
-119.0 dBm -7.75 dB 1 f1 LongFast 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.158s
Before
-119.0 dBm -7.75 dB 1 f1 MediumFast 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.148s
Before
-119.0 dBm -7.75 dB 1 f1 MediumFast 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.137s
Before
-119.0 dBm -7.75 dB 1 f1 MediumFast 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.127s
Before
-119.0 dBm -7.75 dB 1 f1 MediumFast 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.115s
Before
-119.0 dBm -7.75 dB 1 f1 MediumFast 2026-05-15 18:53:28 UTC View
AH001 (0d74) -0.102s
Before
-121.0 dBm -15.00 dB 1 f1 LongFast 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.083s
Before
-119.0 dBm -7.75 dB 1 f1 MediumFast 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.065s
Before
-119.0 dBm -7.75 dB 1 f1 MediumFast 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.054s
Before
-119.0 dBm -7.75 dB 1 f1 MediumFast 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.042s
Before
-119.0 dBm -7.75 dB 1 f1 MediumFast 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.031s
Before
-119.0 dBm -7.75 dB 1 f1 MediumFast 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.020s
Before
-119.0 dBm -7.75 dB 1 f1 MediumFast 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) -0.010s
Before
-119.0 dBm -7.75 dB 1 f1 ShortFast 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.018s
After
-119.0 dBm -7.75 dB 1 f1 ShortFast 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.028s
After
-119.0 dBm -7.75 dB 1 f1 ShortFast 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.039s
After
-119.0 dBm -7.75 dB 1 f1 ShortFast 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.049s
After
-119.0 dBm -7.75 dB 1 f1 ShortFast 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.059s
After
-119.0 dBm -7.75 dB 1 f1 ShortFast 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.071s
After
-119.0 dBm -7.75 dB 1 f1 ShortFast 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.083s
After
-119.0 dBm -7.75 dB 1 f1 ShortFast 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.095s
After
-119.0 dBm -7.75 dB 1 f1 ShortFast 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.107s
After
-119.0 dBm -7.75 dB 1 f1 ShortFast 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.119s
After
-119.0 dBm -7.75 dB 1 f1 ShortTurbo 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.130s
After
-119.0 dBm -7.75 dB 1 f1 ShortTurbo 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.142s
After
-119.0 dBm -7.75 dB 1 f1 ShortTurbo 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.153s
After
-119.0 dBm -7.75 dB 1 f1 ShortTurbo 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.165s
After
-119.0 dBm -7.75 dB 1 f1 ShortTurbo 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.175s
After
-119.0 dBm -7.75 dB 1 f1 ShortTurbo 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.187s
After
-119.0 dBm -7.75 dB 1 f1 ShortTurbo 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.197s
After
-119.0 dBm -7.75 dB 1 f1 ShortTurbo 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.208s
After
-119.0 dBm -7.75 dB 1 f1 ShortTurbo 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.218s
After
-119.0 dBm -7.75 dB 1 f1 ShortTurbo 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.229s
After
-119.0 dBm -7.75 dB 1 f1 ShortTurbo 2026-05-15 18:53:28 UTC View
TINKERBELL L20/USON mt.gt 6358 (TINK) +0.239s
After
-119.0 dBm -7.75 dB 1 f1 LongFast 2026-05-15 18:53:28 UTC View
LAMBSAUCE L20/US/ON/wood mt.gt 5234 (LAMB) +0.251s
After
Unknown Unknown 2 58 TINK LongFast 2026-05-15 18:53:28 UTC View
47

Total Receptions

3

Unique Gateways