Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.062725E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T07:10:35+0800
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    1 Object 1

    AOE ID 46971
    NORAD ID 46971
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66780
    NORAD ID 66780
    Object Type PAYLOAD
    Country
    ES ES

    Conjunction Constraints

    Parameter IRIDIUM 33 DEB FOSSASAT2E24
    Time of Closest Approach 2026-10-22T03:19:29+0000
    Collision Probability (Pc) 4.062725E-6
    Conjunction Distance (km) 1.772 km
    Relative Speed (km/s) 15.214 km/s
    Conjunction Risk Parameters R (Radial): -1.753 | I (In-track): 0.003 | C (Cross-track): 0.25
    Collision Risk Index (CRI) 0.47
    X Position (km) 4956.787 4958.027
    Position Y (km) -94.882 -94.66
    Position Z (km) 4764.2 4765.446
    Velocity X (km/s) 5.273 -5.224
    Velocity Y (km/s) 0.578 -1.262
    Velocity Z (km/s) -5.461 5.395

    Orbital Parameters 国际轨道数据源

    Parameter IRIDIUM 33 DEB FOSSASAT2E24
    Semimajor Axis (a) 6879.470 km 6885.216 km
    Eccentricity (e) 0.000204 0.000595
    Inclination (i) 86.3113° 97.4057°
    RAAN 184.5037° 3.1719°
    Perigee Argument 345.6301° 67.7879°
    Mean Anomaly (M) 28.9719° 292.3986°
    Apogee 502.734 km 511.176 km
    Perigee 499.932 km 502.982 km
    Orbit Epoch 2026-10-17T23:21:58+0000 2026-10-19T04:00:50+0000

    IRIDIUM 33 DEB & FOSSASAT2E24 Collision Probability (Pc) Trend

    IRIDIUM 33 DEB & FOSSASAT2E24 Collision Probability (Pc) TrendNot Available

    IRIDIUM 33 DEB & FOSSASAT2E24 Miss Distance (Miss Distance) Trend

    IRIDIUM 33 DEB & FOSSASAT2E24 Miss Distance (Miss Distance) TrendNot Available

    IRIDIUM 33 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FOSSASAT2E24Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    IRIDIUM 33 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    FOSSASAT2E24Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with IRIDIUM 33 DEB

    No nearby objects data