Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    3.062238E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T09:27:53+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 47808
    NORAD ID 47808
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53293
    NORAD ID 53293
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2389 STARLINK-4148
    Time of Closest Approach 2026-10-20T22:51:14+0000
    Collision Probability (Pc) 3.062238E-5
    Conjunction Distance (km) 0.778 km
    Relative Speed (km/s) 5.272 km/s
    Conjunction Risk Parameters R (Radial): 0.602 | I (In-track): 0.465 | C (Cross-track): -0.166
    Collision Risk Index (CRI) 0.65
    X Position (km) -4076.711 -4076.17
    Position Y (km) 1594.344 1594.662
    Position Z (km) -5265.614 -5265.155
    Velocity X (km/s) -0.718 -4.493
    Velocity Y (km/s) -7.401 -5.924
    Velocity Z (km/s) -1.686 1.685

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2389 STARLINK-4148
    Semimajor Axis (a) 6846.181 km 6840.870 km
    Eccentricity (e) 0.000042 0.000189
    Inclination (i) 53.1575° 53.1552°
    RAAN 284.7883° 235.7869°
    Perigee Argument 116.8730° 92.9299°
    Mean Anomaly (M) 243.2315° 267.1919°
    Apogee 468.334 km 464.026 km
    Perigee 467.754 km 461.440 km
    Orbit Epoch 2026-10-18T16:33:32+0000 2026-10-18T05:31:08+0000

    STARLINK-2389 & STARLINK-4148 Collision Probability (Pc) Trend

    STARLINK-2389 & STARLINK-4148 Collision Probability (Pc) TrendNot Available

    STARLINK-2389 & STARLINK-4148 Miss Distance (Miss Distance) Trend

    STARLINK-2389 & STARLINK-4148 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2389Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4148Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2389Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4148Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2389

    No nearby objects data