Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.012771E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T12:54:24+0800
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    1 Object 1

    AOE ID 1272
    NORAD ID 1272
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64634
    NORAD ID 64634
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter PORCUPINE 1 CZ-6A DEB
    Time of Closest Approach 2026-09-11T19:09:00+0000
    Collision Probability (Pc) 2.012771E-6
    Conjunction Distance (km) 2.307 km
    Relative Speed (km/s) 14.331 km/s
    Conjunction Risk Parameters R (Radial): 2.307 | I (In-track): 0.007 | C (Cross-track): -0.023
    Collision Risk Index (CRI) 0.41
    X Position (km) 543.556 543.705
    Position Y (km) 5431.193 5432.92
    Position Z (km) 4809.826 4811.347
    Velocity X (km/s) -3.782 0.312
    Velocity Y (km/s) -4.005 4.863
    Velocity Z (km/s) 4.955 -5.531

    Orbital Parameters 国际轨道数据源

    Parameter PORCUPINE 1 CZ-6A DEB
    Semimajor Axis (a) 7290.895 km 7221.989 km
    Eccentricity (e) 0.002202 0.008290
    Inclination (i) 70.0784° 88.9882°
    RAAN 67.9522° 265.3253°
    Perigee Argument 3.4122° 311.4431°
    Mean Anomaly (M) 356.7129° 47.9655°
    Apogee 928.811 km 903.721 km
    Perigee 896.705 km 783.983 km
    Orbit Epoch 2026-09-10T17:06:57+0000 2026-09-10T11:56:03+0000

    PORCUPINE 1 & CZ-6A DEB Collision Probability (Pc) Trend

    PORCUPINE 1 & CZ-6A DEB Collision Probability (Pc) TrendNot Available

    PORCUPINE 1 & CZ-6A DEB Miss Distance (Miss Distance) Trend

    PORCUPINE 1 & CZ-6A DEB Miss Distance (Miss Distance) TrendNot Available

    PORCUPINE 1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    CZ-6A DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    PORCUPINE 1Collision Probability Trend

    Object 1 Probability TrendNot Available

    CZ-6A DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with PORCUPINE 1

    No nearby objects data