Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    5.658587E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T05:21:48+0800
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    1 Object 1

    AOE ID 48485
    NORAD ID 48485
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53474
    NORAD ID 53474
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2500 STARLINK-4445
    Time of Closest Approach 2026-10-21T11:45:11+0000
    Collision Probability (Pc) 5.658587E-6
    Conjunction Distance (km) 1.58 km
    Relative Speed (km/s) 14.752 km/s
    Conjunction Risk Parameters R (Radial): 1.341 | I (In-track): 0.21 | C (Cross-track): -0.808
    Collision Risk Index (CRI) 0.5
    X Position (km) -4458.321 -4458.644
    Position Y (km) -5105.072 -5106.612
    Position Z (km) 952.042 951.909
    Velocity X (km/s) 4.042 -1.435
    Velocity Y (km/s) -2.397 -0.158
    Velocity Z (km/s) 6.017 -7.495

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2500 STARLINK-4445
    Semimajor Axis (a) 6846.303 km 6843.696 km
    Eccentricity (e) 0.000119 0.000145
    Inclination (i) 53.1569° 97.2866°
    RAAN 228.3073° 46.6572°
    Perigee Argument 104.7037° 87.6489°
    Mean Anomaly (M) 255.4096° 272.4920°
    Apogee 468.980 km 466.549 km
    Perigee 467.352 km 464.569 km
    Orbit Epoch 2026-10-20T07:32:36+0000 2026-10-20T06:48:58+0000

    STARLINK-2500 & STARLINK-4445 Collision Probability (Pc) Trend

    STARLINK-2500 & STARLINK-4445 Collision Probability (Pc) TrendNot Available

    STARLINK-2500 & STARLINK-4445 Miss Distance (Miss Distance) Trend

    STARLINK-2500 & STARLINK-4445 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2500Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4445Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2500Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4445Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2500

    No nearby objects data