Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    4.587742E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:22:24+0800
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    1 Object 1

    AOE ID 52648
    NORAD ID 52648
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69471
    NORAD ID 69471
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3854 STARLINK-37451
    Time of Closest Approach 2026-10-21T20:32:22+0000
    Collision Probability (Pc) 4.587742E-5
    Conjunction Distance (km) 0.734 km
    Relative Speed (km/s) 7.287 km/s
    Conjunction Risk Parameters R (Radial): 0.288 | I (In-track): -0.595 | C (Cross-track): 0.319
    Collision Risk Index (CRI) 0.68
    X Position (km) -1433.83 -1434.532
    Position Y (km) -4449.354 -4449.33
    Position Z (km) -5002.048 -5002.261
    Velocity X (km/s) 5.559 7.191
    Velocity Y (km/s) -4.588 0.476
    Velocity Z (km/s) 2.489 -2.489

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3854 STARLINK-37451
    Semimajor Axis (a) 6840.885 km 6840.819 km
    Eccentricity (e) 0.000138 0.000260
    Inclination (i) 53.1597° 53.1553°
    RAAN 318.5223° 30.8629°
    Perigee Argument 82.6824° 84.4347°
    Mean Anomaly (M) 277.4335° 275.6953°
    Apogee 463.695 km 464.462 km
    Perigee 461.801 km 460.902 km
    Orbit Epoch 2026-10-19T01:36:21+0000 2026-10-19T06:30:31+0000

    STARLINK-3854 & STARLINK-37451 Collision Probability (Pc) Trend

    STARLINK-3854 & STARLINK-37451 Collision Probability (Pc) TrendNot Available

    STARLINK-3854 & STARLINK-37451 Miss Distance (Miss Distance) Trend

    STARLINK-3854 & STARLINK-37451 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3854Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37451Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3854Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37451Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3854

    No nearby objects data