Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.907894E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-11-10T04:42:53+0800
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    1 Object 1

    AOE ID 26545
    NORAD ID 26545
    Object Type PAYLOAD
    Country
    SA SA
    ← VS →

    2 Object 2

    AOE ID 52201
    NORAD ID 52201
    Object Type ROCKET BODY
    Country
    CN CN

    Conjunction Constraints

    Parameter SAUDISAT 1A CZ-4C R/B
    Time of Closest Approach 2026-11-09T22:26:45+0000
    Collision Probability (Pc) 2.907894E-6
    Conjunction Distance (km) 1.993 km
    Relative Speed (km/s) 14.98 km/s
    Conjunction Risk Parameters R (Radial): -1.984 | I (In-track): 0.025 | C (Cross-track): -0.177
    Collision Risk Index (CRI) 0.44
    X Position (km) -6061.992 -6060.203
    Position Y (km) -2977.242 -2976.553
    Position Z (km) 1714.838 1714.294
    Velocity X (km/s) 2.95 -2.203
    Velocity Y (km/s) -2.286 0.165
    Velocity Z (km/s) 6.58 -7.271

    Orbital Parameters 国际轨道数据源

    Parameter SAUDISAT 1A CZ-4C R/B
    Semimajor Axis (a) 6965.191 km 7024.567 km
    Eccentricity (e) 0.005108 0.010512
    Inclination (i) 64.5505° 98.2164°
    RAAN 201.9580° 23.6807°
    Perigee Argument 281.3443° 130.0727°
    Mean Anomaly (M) 78.1932° 230.9757°
    Apogee 622.635 km 720.270 km
    Perigee 551.473 km 572.590 km
    Orbit Epoch 2026-11-09T01:29:02+0000 2026-11-09T13:33:46+0000

    SAUDISAT 1A & CZ-4C R/B Collision Probability (Pc) Trend

    SAUDISAT 1A & CZ-4C R/B Collision Probability (Pc) TrendNot Available

    SAUDISAT 1A & CZ-4C R/B Miss Distance (Miss Distance) Trend

    SAUDISAT 1A & CZ-4C R/B Miss Distance (Miss Distance) TrendNot Available

    SAUDISAT 1AMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

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

    Object 2 Miss Distance TrendNot Available

    SAUDISAT 1ACollision Probability Trend

    Object 1 Probability TrendNot Available

    CZ-4C R/BCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SAUDISAT 1A

    No nearby objects data