Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.011299E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T09:53:00+0800
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    1 Object 1

    AOE ID 51953
    NORAD ID 51953
    Object Type UNKNOWN
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 58480
    NORAD ID 58480
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter OBJECT H STARLINK-30984
    Time of Closest Approach 2026-10-21T08:16:56+0000
    Collision Probability (Pc) 1.011299E-6
    Conjunction Distance (km) 2.861 km
    Relative Speed (km/s) 8.14 km/s
    Conjunction Risk Parameters R (Radial): -2.311 | I (In-track): 1.437 | C (Cross-track): -0.881
    Collision Risk Index (CRI) 0.35
    X Position (km) -4647.73 -4648.992
    Position Y (km) 2135.616 2137.934
    Position Z (km) -4573.419 -4574.522
    Velocity X (km/s) 1.866 -4.012
    Velocity Y (km/s) -5.857 -6.383
    Velocity Z (km/s) -4.511 1.095

    Orbital Parameters 国际轨道数据源

    Parameter OBJECT H STARLINK-30984
    Semimajor Axis (a) 6869.375 km 6861.217 km
    Eccentricity (e) 0.010956 0.000123
    Inclination (i) 63.6316° 43.0020°
    RAAN 314.0561° 241.0084°
    Perigee Argument 308.4342° 265.7682°
    Mean Anomaly (M) 50.6979° 94.3029°
    Apogee 566.503 km 483.924 km
    Perigee 415.973 km 482.236 km
    Orbit Epoch 2026-10-19T20:39:00+0000 2026-10-19T04:50:09+0000

    OBJECT H & STARLINK-30984 Collision Probability (Pc) Trend

    OBJECT H & STARLINK-30984 Collision Probability (Pc) TrendNot Available

    OBJECT H & STARLINK-30984 Miss Distance (Miss Distance) Trend

    OBJECT H & STARLINK-30984 Miss Distance (Miss Distance) TrendNot Available

    OBJECT HMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30984Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    OBJECT HCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30984Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with OBJECT H

    No nearby objects data