Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    5.100704E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T16:29:32+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 33960
    NORAD ID 33960
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 55923
    NORAD ID 55923
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter IRIDIUM 33 DEB STARLINK-5854
    Time of Closest Approach 2026-10-21T12:41:57+0000
    Collision Probability (Pc) 5.100704E-6
    Conjunction Distance (km) 1.356 km
    Relative Speed (km/s) 6.055 km/s
    Conjunction Risk Parameters R (Radial): -0.684 | I (In-track): -1.073 | C (Cross-track): 0.466
    Collision Risk Index (CRI) 0.49
    X Position (km) -2444.666 -2444.867
    Position Y (km) 1480.482 1481.34
    Position Z (km) 6330.331 6329.301
    Velocity X (km/s) 5.21 0.018
    Velocity Y (km/s) -4.561 -7.373
    Velocity Z (km/s) 3.072 1.73

    Orbital Parameters 国际轨道数据源

    Parameter IRIDIUM 33 DEB STARLINK-5854
    Semimajor Axis (a) 6954.441 km 6950.188 km
    Eccentricity (e) 0.000362 0.000260
    Inclination (i) 86.2548° 69.9987°
    RAAN 140.7843° 96.7533°
    Perigee Argument 80.3728° 271.3854°
    Mean Anomaly (M) 292.2626° 88.7008°
    Apogee 578.823 km 573.856 km
    Perigee 573.785 km 570.246 km
    Orbit Epoch 2026-10-20T20:25:05+0000 2026-10-20T20:20:21+0000

    IRIDIUM 33 DEB & STARLINK-5854 Collision Probability (Pc) Trend

    IRIDIUM 33 DEB & STARLINK-5854 Collision Probability (Pc) TrendNot Available

    IRIDIUM 33 DEB & STARLINK-5854 Miss Distance (Miss Distance) Trend

    IRIDIUM 33 DEB & STARLINK-5854 Miss Distance (Miss Distance) TrendNot Available

    IRIDIUM 33 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5854Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    IRIDIUM 33 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5854Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with IRIDIUM 33 DEB

    No nearby objects data