Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.717885E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T03:20:38+0800
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    1 Object 1

    AOE ID 26121
    NORAD ID 26121
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 66078
    NORAD ID 66078
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CZ-4 DEB STARLINK-35116
    Time of Closest Approach 2026-10-21T01:20:03+0000
    Collision Probability (Pc) 1.717885E-6
    Conjunction Distance (km) 2.482 km
    Relative Speed (km/s) 13.952 km/s
    Conjunction Risk Parameters R (Radial): -2.244 | I (In-track): 0.438 | C (Cross-track): -0.963
    Collision Risk Index (CRI) 0.4
    X Position (km) 3468.23 3466.18
    Position Y (km) 3169.861 3169.131
    Position Z (km) 4965.302 4964.111
    Velocity X (km/s) -2.88 -2.497
    Velocity Y (km/s) -4.904 6.751
    Velocity Z (km/s) 5.101 -2.559

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4 DEB STARLINK-35116
    Semimajor Axis (a) 6844.942 km 6840.854 km
    Eccentricity (e) 0.002831 0.000122
    Inclination (i) 98.6775° 53.1567°
    RAAN 50.7863° 278.0010°
    Perigee Argument 125.9470° 94.7204°
    Mean Anomaly (M) 234.4401° 265.3938°
    Apogee 486.185 km 463.556 km
    Perigee 447.425 km 461.878 km
    Orbit Epoch 2026-10-20T06:19:50+0000 2026-10-20T09:12:15+0000

    CZ-4 DEB & STARLINK-35116 Collision Probability (Pc) Trend

    CZ-4 DEB & STARLINK-35116 Collision Probability (Pc) TrendNot Available

    CZ-4 DEB & STARLINK-35116 Miss Distance (Miss Distance) Trend

    CZ-4 DEB & STARLINK-35116 Miss Distance (Miss Distance) TrendNot Available

    CZ-4 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35116Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35116Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4 DEB

    No nearby objects data