Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    6.388651E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T07:01:03+0800
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    1 Object 1

    AOE ID 39310
    NORAD ID 39310
    Object Type DEBRIS
    Country
    US US
    VS

    2 Object 2

    AOE ID 62704
    NORAD ID 62704
    Object Type PAYLOAD
    Country
    IN IN

    Conjunction Constraints

    Parameter PEGASUS DEB FIREFLY-2
    Time of Closest Approach 2026-09-03T06:04:33+0000
    Collision Probability (Pc) 6.388651E-7
    Conjunction Distance (km) 2.899 km
    Relative Speed (km/s) 3.57 km/s
    Conjunction Risk Parameters R (Radial): -2.596 | I (In-track): 1.239 | C (Cross-track): 0.353
    Collision Risk Index (CRI) 0.31
    X Position (km) -3657.514 -3657.923
    Position Y (km) 1848.955 1849.231
    Position Z (km) 5620.818 5623.674
    Velocity X (km/s) -6.237 -4.542
    Velocity Y (km/s) 1.085 4.225
    Velocity Z (km/s) -4.275 -4.338

    Orbital Parameters 国际轨道数据源

    Parameter PEGASUS DEB FIREFLY-2
    Semimajor Axis (a) 7092.136 km 6967.269 km
    Eccentricity (e) 0.023037 0.000671
    Inclination (i) 81.8172° 97.6974°
    RAAN 346.7405° 321.7433°
    Perigee Argument 94.4336° 172.2783°
    Mean Anomaly (M) 268.3217° 187.8541°
    Apogee 877.379 km 593.807 km
    Perigee 550.619 km 584.457 km
    Orbit Epoch 2026-09-01T00:39:18+0000 2026-09-02T11:49:15+0000

    PEGASUS DEB & FIREFLY-2 Collision Probability (Pc) Trend

    PEGASUS DEB & FIREFLY-2 Collision Probability (Pc) TrendNot Available

    PEGASUS DEB & FIREFLY-2 Miss Distance (Miss Distance) Trend

    PEGASUS DEB & FIREFLY-2 Miss Distance (Miss Distance) TrendNot Available

    PEGASUS DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FIREFLY-2Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    PEGASUS DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    FIREFLY-2Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with PEGASUS DEB

    No nearby objects data