Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.482638E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T18:12:09+0800
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    1 Object 1

    AOE ID 53469
    NORAD ID 53469
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69706
    NORAD ID 69706
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4399 STARLINK-37970
    Time of Closest Approach 2026-10-19T23:21:54+0000
    Collision Probability (Pc) 1.482638E-6
    Conjunction Distance (km) 2.405 km
    Relative Speed (km/s) 9.881 km/s
    Conjunction Risk Parameters R (Radial): -0.451 | I (In-track): -1.802 | C (Cross-track): 1.528
    Collision Risk Index (CRI) 0.38
    X Position (km) 188.02 190.337
    Position Y (km) -1123.266 -1122.798
    Position Z (km) 6739.66 6739.215
    Velocity X (km/s) -4.931 -6.549
    Velocity Y (km/s) -5.77 3.837
    Velocity Z (km/s) -0.823 0.823

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4399 STARLINK-37970
    Semimajor Axis (a) 6843.977 km 6843.592 km
    Eccentricity (e) 0.000182 0.000184
    Inclination (i) 97.2873° 97.2865°
    RAAN 49.1023° 327.9233°
    Perigee Argument 107.7947° 89.6786°
    Mean Anomaly (M) 252.3493° 270.4667°
    Apogee 467.083 km 466.717 km
    Perigee 464.597 km 464.193 km
    Orbit Epoch 2026-10-18T18:45:20+0000 2026-10-19T01:04:36+0000

    STARLINK-4399 & STARLINK-37970 Collision Probability (Pc) Trend

    STARLINK-4399 & STARLINK-37970 Collision Probability (Pc) TrendNot Available

    STARLINK-4399 & STARLINK-37970 Miss Distance (Miss Distance) Trend

    STARLINK-4399 & STARLINK-37970 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4399Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37970Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4399Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37970Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4399

    No nearby objects data