Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.112351E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T03:25:11+0800
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    1 Object 1

    AOE ID 26207
    NORAD ID 26207
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 69886
    NORAD ID 69886
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CZ-4 DEB FIRESAT1
    Time of Closest Approach 2026-10-21T00:38:15+0000
    Collision Probability (Pc) 3.112351E-6
    Conjunction Distance (km) 1.901 km
    Relative Speed (km/s) 13.7 km/s
    Conjunction Risk Parameters R (Radial): 0.854 | I (In-track): -0.696 | C (Cross-track): 1.549
    Collision Risk Index (CRI) 0.45
    X Position (km) -1933.376 -1932.604
    Position Y (km) -1356.962 -1358.494
    Position Z (km) -6581.461 -6582.279
    Velocity X (km/s) 3.368 -7.058
    Velocity Y (km/s) 6.349 -1.263
    Velocity Z (km/s) -2.259 2.329

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4 DEB FIRESAT1
    Semimajor Axis (a) 6972.565 km 6982.853 km
    Eccentricity (e) 0.005256 0.000747
    Inclination (i) 98.4054° 97.7879°
    RAAN 58.6353° 191.8425°
    Perigee Argument 4.9053° 163.1375°
    Mean Anomaly (M) 24.6799° 197.0091°
    Apogee 631.078 km 609.934 km
    Perigee 557.778 km 599.498 km
    Orbit Epoch 2026-10-20T07:32:06+0000 2026-10-20T03:58:38+0000

    CZ-4 DEB & FIRESAT1 Collision Probability (Pc) Trend

    CZ-4 DEB & FIRESAT1 Collision Probability (Pc) TrendNot Available

    CZ-4 DEB & FIRESAT1 Miss Distance (Miss Distance) Trend

    CZ-4 DEB & FIRESAT1 Miss Distance (Miss Distance) TrendNot Available

    CZ-4 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FIRESAT1Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    FIRESAT1Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4 DEB

    No nearby objects data