Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.74832E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T23:57:53+0800
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    1 Object 1

    AOE ID 48412
    NORAD ID 48412
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53565
    NORAD ID 53565
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2581 STARLINK-4575
    Time of Closest Approach 2026-10-21T18:45:00+0000
    Collision Probability (Pc) 1.74832E-6
    Conjunction Distance (km) 2.299 km
    Relative Speed (km/s) 11.226 km/s
    Conjunction Risk Parameters R (Radial): 2.162 | I (In-track): -0.534 | C (Cross-track): 0.569
    Collision Risk Index (CRI) 0.4
    X Position (km) -3096.685 -3096.374
    Position Y (km) 5191.298 5189.254
    Position Z (km) 3199.239 3198.234
    Velocity X (km/s) -5.798 -3.101
    Velocity Y (km/s) -0.395 -4.916
    Velocity Z (km/s) -4.958 4.957

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2581 STARLINK-4575
    Semimajor Axis (a) 6846.030 km 6840.852 km
    Eccentricity (e) 0.000355 0.000155
    Inclination (i) 53.1599° 53.1558°
    RAAN 331.3125° 106.3063°
    Perigee Argument 166.4524° 88.8564°
    Mean Anomaly (M) 193.6574° 271.2616°
    Apogee 470.326 km 463.774 km
    Perigee 465.460 km 461.656 km
    Orbit Epoch 2026-10-20T06:08:02+0000 2026-10-19T21:15:38+0000

    STARLINK-2581 & STARLINK-4575 Collision Probability (Pc) Trend

    STARLINK-2581 & STARLINK-4575 Collision Probability (Pc) TrendNot Available

    STARLINK-2581 & STARLINK-4575 Miss Distance (Miss Distance) Trend

    STARLINK-2581 & STARLINK-4575 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2581Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4575Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2581Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4575Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2581

    No nearby objects data