Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.390369E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T20:59:10+0800
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    1 Object 1

    AOE ID 51716
    NORAD ID 51716
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 54803
    NORAD ID 54803
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3543 STARLINK-5430
    Time of Closest Approach 2026-10-21T00:31:36+0000
    Collision Probability (Pc) 1.390369E-6
    Conjunction Distance (km) 2.298 km
    Relative Speed (km/s) 7.635 km/s
    Conjunction Risk Parameters R (Radial): 0.446 | I (In-track): 1.954 | C (Cross-track): 1.125
    Collision Risk Index (CRI) 0.38
    X Position (km) 4112.637 4111.248
    Position Y (km) -2364.41 -2366.211
    Position Z (km) -4936.406 -4936.081
    Velocity X (km/s) 5.676 0.907
    Velocity Y (km/s) 4.35 7.094
    Velocity Z (km/s) 2.647 -2.647

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3543 STARLINK-5430
    Semimajor Axis (a) 6840.878 km 6840.777 km
    Eccentricity (e) 0.000131 0.000096
    Inclination (i) 53.1599° 53.1581°
    RAAN 29.5479° 109.3621°
    Perigee Argument 89.8451° 86.0287°
    Mean Anomaly (M) 270.2702° 274.0826°
    Apogee 463.640 km 463.299 km
    Perigee 461.842 km 461.981 km
    Orbit Epoch 2026-10-19T06:35:54+0000 2026-10-18T18:19:03+0000

    STARLINK-3543 & STARLINK-5430 Collision Probability (Pc) Trend

    STARLINK-3543 & STARLINK-5430 Collision Probability (Pc) TrendNot Available

    STARLINK-3543 & STARLINK-5430 Miss Distance (Miss Distance) Trend

    STARLINK-3543 & STARLINK-5430 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3543Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5430Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3543Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5430Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3543

    No nearby objects data