Packet #28266926 Success

POSITION_APP packet from jopsis_tracker (👾) to !ffffffff

23
Total Receptions
23
Unique Gateways
5
Hop Count
46
Payload Bytes
Packet Information
Database ID: 28266926
Mesh Packet ID: 0xf8165335
Used for correlation across gateways
Timestamp: 2025-12-17 12:46:27 UTC
From Node: jopsis_tracker (👾)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: MOVIL 1 🟢 MANCHASTIC (MV1V)
Channel: MediumFast
RSSI: -76 dBm
SNR: 10.75 dBm
Hop Info: 5/5 hops
Start: 5, Limit: 0
Relay Node: b4
Last byte of the last hop that relayed this packet
Payload Data
Protocol: POSITION_APP
Size: 46 bytes
Decoded: Yes
Decoded Data:
Latitude:40.316783°
Longitude:-3.705505°
Altitude:641 m
Satellites:17
Precision:32 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:46 bytes
Gateway:!38367c7a
Channel:MediumFast
Payload Type:POSITION_APP
Hop Count:5 / 5
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumFast
+ 1 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 3 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !38367c7a
Node ID format
channel_id MediumFast
packet MeshPacket (46 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 578056401
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 3
POSITION_APP 		enum
decoded.payload_length 46 bytes size
hop_limit Not set uint32
hop_start 5
Initial hop limit 		uint32
hops_taken 5
Calculated: hop_start - hop_limit 		derived
rx_rssi -76.0 dBm
Signal strength at gateway 		int32
rx_snr 10.75 dB
Signal quality at gateway 		float
rx_time 1765975577
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 180
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1765975587.488434
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: MediumFast
  • ✓ Gateway node ID tracked
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Full GPS precision shared
  • ⚠ Multi-hop path visible (5 hops)
  • ⚠ RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !38367c7a
Position Precision: 32 bits (~1.0m accuracy)
Position precision meters: 1.0
Signal Metrics: RSSI: -76.0 dBm
SNR: 10.75 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:POSITION_APP
Size:46 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 40.3167833, "longitude": -3.705505, "altitude": 641, "sats_in_view": 17, "precision_bits": 32 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!38367c7a", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 578056401, "to": 4294967295, "id": 4162212661, "rx_time": 1765975577, "rx_snr": 10.75, "rx_rssi": -76, "hop_limit": 0, "hop_start": 5, "via_mqtt": 0, "want_ack": 0, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 180, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d59da071815b695cafd188105252da6426928023d6ca542695066585d78008001f8abf308980111b00101b80120", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 403167833, "longitude_i": -37055050, "altitude": 641, "time": 1765975597, "location_source": "LOC_INTERNAL", "timestamp": 1765975404, "altitude_geoidal_separation": 51, "PDOP": 93, "ground_speed": 0, "ground_track": 18667000, "sats_in_view": 17, "seq_number": 1, "precision_bits": 32, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (46 bytes)
0d59da071815b695cafd188105252da6426928023d6ca542695066585d78008001f8abf308980111b00101b80120
Hex Analysis:
Size:46 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

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
MOVIL 1 🟢 MANCHASTIC (MV1V) Primary 0.000s
Reference 		-76.0 dBm 10.75 dB 5 b4 MediumFast 2025-12-17 12:46:27 UTC Current
🤖 Nicolas Cage 🌐 (Cage) -5.051s
Before 		-117.0 dBm -6.75 dB 0 d1 👾 MediumFast 2025-12-17 12:46:22 UTC View
tizon (Sylv) -4.830s
Before 		Unknown Unknown 1 0c Sylv MediumFast 2025-12-17 12:46:22 UTC View
Karabanchel_Baldur (KarB) -4.360s
Before 		-91.0 dBm -0.50 dB 1 2d SkyB MediumFast 2025-12-17 12:46:23 UTC View
Meshtastic b2b4📡🌐 (b2b4) -4.358s
Before 		-108.0 dBm -5.75 dB 1 2d SkyB MediumFast 2025-12-17 12:46:23 UTC View
Skynet (Sky) -3.910s
Before 		-38.0 dBm 10.50 dB 1 2d SkyB MediumFast 2025-12-17 12:46:23 UTC View
GRN1-Base🗼🌐 🔋 (GRN1) -3.212s
Before 		-106.0 dBm -13.50 dB 2 - MediumFast 2025-12-17 12:46:24 UTC View
ETH Maverick (ET01) -2.666s
Before 		-107.0 dBm -6.75 dB 3 61 TO1 MediumFast 2025-12-17 12:46:24 UTC View
Meshtastic 1760 (1760) -2.429s
Before 		-116.0 dBm Unknown 3 f5 RPT4 MediumFast 2025-12-17 12:46:25 UTC View
Aldinra_1640_🗼_🌐 (AldB) -2.406s
Before 		-115.0 dBm -7.25 dB 3 f5 RPT4 MediumFast 2025-12-17 12:46:25 UTC View
Ocumare Norte🗼🌐 (RRN) -2.351s
Before 		-102.0 dBm -7.50 dB 4 b0 Vbm , Vb2 MediumFast 2025-12-17 12:46:25 UTC View
Rodashtastic🗼🌐 (RDSt) -2.329s
Before 		-117.0 dBm -7.25 dB 3 e8 GRN1 MediumFast 2025-12-17 12:46:25 UTC View
XiaoWatt c4c8 🌐🔌 (c4c8) -2.272s
Before 		-78.0 dBm 6.50 dB 4 b0 Vbm , Vb2 MediumFast 2025-12-17 12:46:25 UTC View
Varela Bot 🏡🤖 (🤖) -2.209s
Before 		-82.0 dBm 7.50 dB 3 1c 🏡 MediumFast 2025-12-17 12:46:25 UTC View
Venturada2🗼🌐☀️ (Vb2) -1.953s
Before 		-89.0 dBm 3.25 dB 3 61 TO1 MediumFast 2025-12-17 12:46:25 UTC View
JAGO1_Cañaveral (JAGO) -1.797s
Before 		Unknown 10.50 dB 4 70 JAG2 MediumFast 2025-12-17 12:46:25 UTC View
ETH Goose (ET03) -1.764s
Before 		-34.0 dBm 11.25 dB 4 41 ET01 MediumFast 2025-12-17 12:46:25 UTC View
Meshtastic JT01 (JT01) -1.539s
Before 		-126.0 dBm -13.75 dB 5 13 Sir MediumFast 2025-12-17 12:46:25 UTC View
PXT_Home (PXT1) -1.477s
Before 		-114.0 dBm -5.00 dB 5 48 mfms MediumFast 2025-12-17 12:46:26 UTC View
Meshtastic 18a4 (18a4) -1.411s
Before 		-113.0 dBm -5.25 dB 4 40 AldB MediumFast 2025-12-17 12:46:26 UTC View
Quass001 ☄️ (Q001) -1.225s
Before 		-51.0 dBm 10.50 dB 4 3a Q005 MediumFast 2025-12-17 12:46:26 UTC View
Wake Up, Neo...📡 (NEO) -1.094s
Before 		-95.0 dBm -2.00 dB 4 ec JAS MediumFast 2025-12-17 12:46:26 UTC View
[samsepi0l] 📡🌐 (tlg0) -0.483s
Before 		-97.0 dBm -4.00 dB 2 - MediumFast 2025-12-17 12:46:27 UTC View
23

Total Receptions

23

Unique Gateways