Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.160285E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-24T21:21:58+0800
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    1 Object 1

    AOE ID 34366
    NORAD ID 34366
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 49260
    NORAD ID 49260
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter IRIDIUM 33 DEB LANDSAT 9
    Time of Closest Approach 2026-10-24T15:44:09+0000
    Collision Probability (Pc) 1.160285E-6
    Conjunction Distance (km) 2.947 km
    Relative Speed (km/s) 11.077 km/s
    Conjunction Risk Parameters R (Radial): 2.822 | I (In-track): -0.577 | C (Cross-track): -0.622
    Collision Risk Index (CRI) 0.36
    X Position (km) 471.016 471.836
    Position Y (km) -963.813 -964.753
    Position Z (km) 6987.636 6990.305
    Velocity X (km/s) -0.138 -7.446
    Velocity Y (km/s) 7.439 -0.861
    Velocity Z (km/s) 1.019 0.383

    Orbital Parameters 国际轨道数据源

    Parameter IRIDIUM 33 DEB LANDSAT 9
    Semimajor Axis (a) 7082.486 km 7080.630 km
    Eccentricity (e) 0.002034 0.000121
    Inclination (i) 86.3617° 98.2153°
    RAAN 271.9727° 5.6816°
    Perigee Argument 152.4190° 85.8174°
    Mean Anomaly (M) 23.6840° 274.3163°
    Apogee 718.755 km 703.352 km
    Perigee 689.943 km 701.634 km
    Orbit Epoch 2026-10-23T17:04:57+0000 2026-10-24T03:48:06+0000

    IRIDIUM 33 DEB & LANDSAT 9 Collision Probability (Pc) Trend

    IRIDIUM 33 DEB & LANDSAT 9 Collision Probability (Pc) TrendNot Available

    IRIDIUM 33 DEB & LANDSAT 9 Miss Distance (Miss Distance) Trend

    IRIDIUM 33 DEB & LANDSAT 9 Miss Distance (Miss Distance) TrendNot Available

    IRIDIUM 33 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    LANDSAT 9Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    IRIDIUM 33 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    LANDSAT 9Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with IRIDIUM 33 DEB

    No nearby objects data