Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.961278E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T01:26:59+0800
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    1 Object 1

    AOE ID 49743
    NORAD ID 49743
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53394
    NORAD ID 53394
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3239 STARLINK-4544
    Time of Closest Approach 2026-10-29T01:42:10+0000
    Collision Probability (Pc) 2.961278E-6
    Conjunction Distance (km) 1.429 km
    Relative Speed (km/s) 3.397 km/s
    Conjunction Risk Parameters R (Radial): -1.077 | I (In-track): -0.915 | C (Cross-track): 0.208
    Collision Risk Index (CRI) 0.44
    X Position (km) -2466.416 -2466.789
    Position Y (km) -3411.269 -3410.183
    Position Z (km) 5393.896 5393.046
    Velocity X (km/s) 6.816 5.246
    Velocity Y (km/s) -3.274 -5.447
    Velocity Z (km/s) 1.044 -1.042

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3239 STARLINK-4544
    Semimajor Axis (a) 6849.160 km 6848.858 km
    Eccentricity (e) 0.000081 0.000124
    Inclination (i) 53.1621° 53.1590°
    RAAN 169.7599° 137.8085°
    Perigee Argument 352.4651° 91.3993°
    Mean Anomaly (M) 7.6338° 268.7150°
    Apogee 471.580 km 471.570 km
    Perigee 470.466 km 469.872 km
    Orbit Epoch 2026-10-27T00:48:19+0000 2026-10-26T23:09:25+0000

    STARLINK-3239 & STARLINK-4544 Collision Probability (Pc) Trend

    STARLINK-3239 & STARLINK-4544 Collision Probability (Pc) TrendNot Available

    STARLINK-3239 & STARLINK-4544 Miss Distance (Miss Distance) Trend

    STARLINK-3239 & STARLINK-4544 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3239Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4544Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3239Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4544Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3239

    No nearby objects data