Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.719772E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T21:33:58+0800
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    1 Object 1

    AOE ID 53182
    NORAD ID 53182
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 68089
    NORAD ID 68089
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4278 STARLINK-37004
    Time of Closest Approach 2026-10-21T19:15:15+0000
    Collision Probability (Pc) 1.719772E-6
    Conjunction Distance (km) 1.571 km
    Relative Speed (km/s) 2.187 km/s
    Conjunction Risk Parameters R (Radial): -1.467 | I (In-track): -0.553 | C (Cross-track): 0.081
    Collision Risk Index (CRI) 0.4
    X Position (km) -963.824 -963.074
    Position Y (km) 4036.612 4035.877
    Position Z (km) -5446.454 -5445.286
    Velocity X (km/s) -7.54 -7.139
    Velocity Y (km/s) -0.903 -2.594
    Velocity Z (km/s) 0.665 -0.661

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4278 STARLINK-37004
    Semimajor Axis (a) 6841.003 km 6840.641 km
    Eccentricity (e) 0.000252 0.000110
    Inclination (i) 53.1655° 53.1592°
    RAAN 186.9600° 206.6709°
    Perigee Argument 112.9824° 107.5511°
    Mean Anomaly (M) 247.1445° 252.5612°
    Apogee 464.592 km 463.255 km
    Perigee 461.140 km 461.753 km
    Orbit Epoch 2026-10-20T23:17:44+0000 2026-10-21T04:02:28+0000

    STARLINK-4278 & STARLINK-37004 Collision Probability (Pc) Trend

    STARLINK-4278 & STARLINK-37004 Collision Probability (Pc) TrendNot Available

    STARLINK-4278 & STARLINK-37004 Miss Distance (Miss Distance) Trend

    STARLINK-4278 & STARLINK-37004 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4278Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37004Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4278Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37004Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4278

    No nearby objects data