Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.104903E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T04:57:27+0800
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    1 Object 1

    AOE ID 35929
    NORAD ID 35929
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59892
    NORAD ID 59892
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter IRIDIUM 33 DEB STARLINK-31977
    Time of Closest Approach 2026-10-28T23:02:32+0000
    Collision Probability (Pc) 1.104903E-6
    Conjunction Distance (km) 2.931 km
    Relative Speed (km/s) 10.05 km/s
    Conjunction Risk Parameters R (Radial): -2.829 | I (In-track): 0.576 | C (Cross-track): -0.504
    Collision Risk Index (CRI) 0.36
    X Position (km) 4530.805 4532.112
    Position Y (km) -2159.316 -2160.552
    Position Z (km) 4666.265 4668.579
    Velocity X (km/s) 4.96 3.489
    Velocity Y (km/s) -1.627 6.776
    Velocity Z (km/s) -5.558 -0.247

    Orbital Parameters 国际轨道数据源

    Parameter IRIDIUM 33 DEB STARLINK-31977
    Semimajor Axis (a) 6854.013 km 6860.345 km
    Eccentricity (e) 0.000651 0.000458
    Inclination (i) 86.3380° 42.9996°
    RAAN 159.9471° 250.4667°
    Perigee Argument 299.4622° 303.6777°
    Mean Anomaly (M) 60.5977° 56.3638°
    Apogee 480.336 km 485.348 km
    Perigee 471.416 km 479.068 km
    Orbit Epoch 2026-10-24T21:08:10+0000 2026-10-27T05:50:41+0000

    IRIDIUM 33 DEB & STARLINK-31977 Collision Probability (Pc) Trend

    IRIDIUM 33 DEB & STARLINK-31977 Collision Probability (Pc) TrendNot Available

    IRIDIUM 33 DEB & STARLINK-31977 Miss Distance (Miss Distance) Trend

    IRIDIUM 33 DEB & STARLINK-31977 Miss Distance (Miss Distance) TrendNot Available

    IRIDIUM 33 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31977Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    IRIDIUM 33 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31977Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with IRIDIUM 33 DEB

    No nearby objects data