Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    7.433469E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T15:39:28+0800
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    1 Object 1

    AOE ID 61554
    NORAD ID 61554
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 64876
    NORAD ID 64876
    Object Type PAYLOAD
    Country
    CIS CIS

    Conjunction Constraints

    Parameter QIANFAN-21 IONOSFERA-M 03
    Time of Closest Approach 2026-09-12T14:56:54+0000
    Collision Probability (Pc) 7.433469E-6
    Conjunction Distance (km) 1.454 km
    Relative Speed (km/s) 14.801 km/s
    Conjunction Risk Parameters R (Radial): 0.471 | I (In-track): 0.138 | C (Cross-track): 1.369
    Collision Risk Index (CRI) 0.52
    X Position (km) 3134.74 3135.834
    Position Y (km) 3265.575 3264.745
    Position Z (km) 5590.772 5591.249
    Velocity X (km/s) -4.162 5.174
    Velocity Y (km/s) -4.03 2.829
    Velocity Z (km/s) 4.67 -4.542

    Orbital Parameters 国际轨道数据源

    Parameter QIANFAN-21 IONOSFERA-M 03
    Semimajor Axis (a) 7193.611 km 7198.426 km
    Eccentricity (e) 0.001031 0.000139
    Inclination (i) 88.9761° 98.6130°
    RAAN 45.1035° 213.6917°
    Perigee Argument 184.5579° 22.7829°
    Mean Anomaly (M) 175.5520° 337.3410°
    Apogee 822.893 km 821.287 km
    Perigee 808.055 km 819.291 km
    Orbit Epoch 2026-09-10T22:12:12+0000 2026-09-10T21:48:16+0000

    QIANFAN-21 & IONOSFERA-M 03 Collision Probability (Pc) Trend

    QIANFAN-21 & IONOSFERA-M 03 Collision Probability (Pc) TrendNot Available

    QIANFAN-21 & IONOSFERA-M 03 Miss Distance (Miss Distance) Trend

    QIANFAN-21 & IONOSFERA-M 03 Miss Distance (Miss Distance) TrendNot Available

    QIANFAN-21Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    IONOSFERA-M 03Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    QIANFAN-21Collision Probability Trend

    Object 1 Probability TrendNot Available

    IONOSFERA-M 03Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with QIANFAN-21

    No nearby objects data