Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    2.855458E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T16:36:12+0800
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    1 Object 1

    AOE ID 53745
    NORAD ID 53745
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 57853
    NORAD ID 57853
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4656 STARLINK-30404
    Time of Closest Approach 2026-10-31T01:09:03+0000
    Collision Probability (Pc) 2.855458E-7
    Conjunction Distance (km) 2.926 km
    Relative Speed (km/s) 0.398 km/s
    Conjunction Risk Parameters R (Radial): -0.281 | I (In-track): 2.912 | C (Cross-track): 0.073
    Collision Risk Index (CRI) 0.24
    X Position (km) 4089.47 4089.513
    Position Y (km) -298.6 -295.683
    Position Z (km) 5466.264 5466.04
    Velocity X (km/s) 0.704 0.385
    Velocity Y (km/s) 7.605 7.628
    Velocity Z (km/s) -0.112 0.124

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4656 STARLINK-30404
    Semimajor Axis (a) 6840.823 km 6840.860 km
    Eccentricity (e) 0.000129 0.000115
    Inclination (i) 53.1578° 53.1609°
    RAAN 275.6056° 280.3697°
    Perigee Argument 92.8023° 62.2522°
    Mean Anomaly (M) 57.0811° 297.8597°
    Apogee 463.572 km 463.508 km
    Perigee 461.800 km 461.938 km
    Orbit Epoch 2026-10-28T14:00:02+0000 2026-10-28T08:40:21+0000

    STARLINK-4656 & STARLINK-30404 Collision Probability (Pc) Trend

    STARLINK-4656 & STARLINK-30404 Collision Probability (Pc) TrendNot Available

    STARLINK-4656 & STARLINK-30404 Miss Distance (Miss Distance) Trend

    STARLINK-4656 & STARLINK-30404 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4656Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30404Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4656Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30404Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4656

    No nearby objects data