Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.963048E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:19:01+0800
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    1 Object 1

    AOE ID 52201
    NORAD ID 52201
    Object Type ROCKET BODY
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 69903
    NORAD ID 69903
    Object Type PAYLOAD
    Country
    BG BG

    Conjunction Constraints

    Parameter CZ-4C R/B BALKAN-3
    Time of Closest Approach 2026-10-19T21:32:02+0000
    Collision Probability (Pc) 4.963048E-6
    Conjunction Distance (km) 1.652 km
    Relative Speed (km/s) 14.964 km/s
    Conjunction Risk Parameters R (Radial): 0.024 | I (In-track): 0.271 | C (Cross-track): -1.629
    Collision Risk Index (CRI) 0.49
    X Position (km) -6063.962 -6064.192
    Position Y (km) -772.418 -770.782
    Position Z (km) 3351.237 3351.247
    Velocity X (km/s) -3.688 3.428
    Velocity Y (km/s) 0.777 1.607
    Velocity Z (km/s) -6.589 6.547

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4C R/B BALKAN-3
    Semimajor Axis (a) 7024.657 km 6972.090 km
    Eccentricity (e) 0.010382 0.000389
    Inclination (i) 98.2185° 97.7473°
    RAAN 1.9972° 189.8055°
    Perigee Argument 198.0063° 136.4724°
    Mean Anomaly (M) 161.7457° 223.6802°
    Apogee 719.452 km 596.666 km
    Perigee 573.588 km 591.240 km
    Orbit Epoch 2026-10-19T04:33:39+0000 2026-10-18T03:32:06+0000

    CZ-4C R/B & BALKAN-3 Collision Probability (Pc) Trend

    CZ-4C R/B & BALKAN-3 Collision Probability (Pc) TrendNot Available

    CZ-4C R/B & BALKAN-3 Miss Distance (Miss Distance) Trend

    CZ-4C R/B & BALKAN-3 Miss Distance (Miss Distance) TrendNot Available

    CZ-4C R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    BALKAN-3Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4C R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    BALKAN-3Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4C R/B

    No nearby objects data