Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.011962E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T06:56:37+0800
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    1 Object 1

    AOE ID 55751
    NORAD ID 55751
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 57851
    NORAD ID 57851
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5577 STARLINK-30405
    Time of Closest Approach 2026-10-21T20:45:55+0000
    Collision Probability (Pc) 1.011962E-6
    Conjunction Distance (km) 2.956 km
    Relative Speed (km/s) 8.752 km/s
    Conjunction Risk Parameters R (Radial): -2.363 | I (In-track): 1.45 | C (Cross-track): 1.024
    Collision Risk Index (CRI) 0.35
    X Position (km) -2181.558 -2179.128
    Position Y (km) -3630.211 -3629.38
    Position Z (km) -5392.895 -5391.432
    Velocity X (km/s) 6.187 5.612
    Velocity Y (km/s) 2.102 -5.031
    Velocity Z (km/s) -3.918 1.119

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5577 STARLINK-30405
    Semimajor Axis (a) 6852.713 km 6848.849 km
    Eccentricity (e) 0.000320 0.000170
    Inclination (i) 69.9985° 53.1584°
    RAAN 35.6304° 319.8770°
    Perigee Argument 270.8209° 88.2802°
    Mean Anomaly (M) 89.2601° 271.8394°
    Apogee 476.769 km 471.876 km
    Perigee 472.383 km 469.548 km
    Orbit Epoch 2026-10-20T06:05:11+0000 2026-10-20T02:49:46+0000

    STARLINK-5577 & STARLINK-30405 Collision Probability (Pc) Trend

    STARLINK-5577 & STARLINK-30405 Collision Probability (Pc) TrendNot Available

    STARLINK-5577 & STARLINK-30405 Miss Distance (Miss Distance) Trend

    STARLINK-5577 & STARLINK-30405 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5577Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30405Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5577Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30405Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5577

    No nearby objects data