Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.251512E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T18:13:10+0800
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    1 Object 1

    AOE ID 53574
    NORAD ID 53574
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63363
    NORAD ID 63363
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4559 STARLINK-32840
    Time of Closest Approach 2026-10-21T03:54:11+0000
    Collision Probability (Pc) 1.251512E-6
    Conjunction Distance (km) 1.792 km
    Relative Speed (km/s) 2.353 km/s
    Conjunction Risk Parameters R (Radial): -0.849 | I (In-track): -1.558 | C (Cross-track): -0.243
    Collision Risk Index (CRI) 0.37
    X Position (km) 4156.285 4155.746
    Position Y (km) -61.668 -63.238
    Position Z (km) -5440.535 -5439.86
    Velocity X (km/s) -0.821 1.049
    Velocity Y (km/s) 7.546 7.518
    Velocity Z (km/s) -0.713 0.714

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4559 STARLINK-32840
    Semimajor Axis (a) 6840.876 km 6840.839 km
    Eccentricity (e) 0.000157 0.000108
    Inclination (i) 53.1583° 53.1604°
    RAAN 111.4295° 89.5184°
    Perigee Argument 86.0911° 86.0233°
    Mean Anomaly (M) 274.0271° 274.0894°
    Apogee 463.814 km 463.443 km
    Perigee 461.664 km 461.961 km
    Orbit Epoch 2026-10-18T18:28:59+0000 2026-10-18T16:51:54+0000

    STARLINK-4559 & STARLINK-32840 Collision Probability (Pc) Trend

    STARLINK-4559 & STARLINK-32840 Collision Probability (Pc) TrendNot Available

    STARLINK-4559 & STARLINK-32840 Miss Distance (Miss Distance) Trend

    STARLINK-4559 & STARLINK-32840 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4559Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-32840Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4559Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-32840Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4559

    No nearby objects data