Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.670851E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T06:46:38+0800
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    1 Object 1

    AOE ID 55420
    NORAD ID 55420
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63885
    NORAD ID 63885
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5604 STARLINK-33858
    Time of Closest Approach 2026-10-21T01:29:43+0000
    Collision Probability (Pc) 1.670851E-6
    Conjunction Distance (km) 2.542 km
    Relative Speed (km/s) 14.309 km/s
    Conjunction Risk Parameters R (Radial): -2.516 | I (In-track): -0.121 | C (Cross-track): -0.332
    Collision Risk Index (CRI) 0.39
    X Position (km) 6481.042 6478.765
    Position Y (km) 1953.35 1952.294
    Position Z (km) -1102.714 -1102.31
    Velocity X (km/s) -1.859 0.336
    Velocity Y (km/s) 2.198 2.86
    Velocity Z (km/s) -7.061 7.062

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5604 STARLINK-33858
    Semimajor Axis (a) 6855.204 km 6852.652 km
    Eccentricity (e) 0.000321 0.000348
    Inclination (i) 69.9993° 70.0006°
    RAAN 195.8831° 21.5508°
    Perigee Argument 267.5391° 272.2700°
    Mean Anomaly (M) 92.5416° 87.8077°
    Apogee 479.271 km 476.902 km
    Perigee 474.863 km 472.128 km
    Orbit Epoch 2026-10-20T02:41:43+0000 2026-10-20T12:59:21+0000

    STARLINK-5604 & STARLINK-33858 Collision Probability (Pc) Trend

    STARLINK-5604 & STARLINK-33858 Collision Probability (Pc) TrendNot Available

    STARLINK-5604 & STARLINK-33858 Miss Distance (Miss Distance) Trend

    STARLINK-5604 & STARLINK-33858 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5604Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33858Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5604Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33858Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5604

    No nearby objects data