Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    4.515575E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T13:29:26+0800
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    1 Object 1

    AOE ID 6350
    NORAD ID 6350
    Object Type PAYLOAD
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 58840
    NORAD ID 58840
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 546 STARLINK-31248
    Time of Closest Approach 2026-10-28T08:11:15+0000
    Collision Probability (Pc) 4.515575E-7
    Conjunction Distance (km) 2.974 km
    Relative Speed (km/s) 1.807 km/s
    Conjunction Risk Parameters R (Radial): -1.85 | I (In-track): -2.31 | C (Cross-track): 0.277
    Collision Risk Index (CRI) 0.28
    X Position (km) 3624.428 3621.842
    Position Y (km) -2432.567 -2433.559
    Position Z (km) 5259.689 5258.607
    Velocity X (km/s) 4.786 5.677
    Velocity Y (km/s) 5.934 4.831
    Velocity Z (km/s) -0.551 -1.67

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 546 STARLINK-31248
    Semimajor Axis (a) 6852.197 km 6840.866 km
    Eccentricity (e) 0.001475 0.000134
    Inclination (i) 50.6345° 53.1574°
    RAAN 231.6570° 212.6543°
    Perigee Argument 89.0331° 89.0623°
    Mean Anomaly (M) 271.2326° 271.0533°
    Apogee 484.165 km 463.647 km
    Perigee 463.955 km 461.811 km
    Orbit Epoch 2026-10-27T12:58:15+0000 2026-10-27T22:20:56+0000

    COSMOS 546 & STARLINK-31248 Collision Probability (Pc) Trend

    COSMOS 546 & STARLINK-31248 Collision Probability (Pc) TrendNot Available

    COSMOS 546 & STARLINK-31248 Miss Distance (Miss Distance) Trend

    COSMOS 546 & STARLINK-31248 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 546Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31248Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 546Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31248Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 546

    No nearby objects data