Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.306604E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T01:25:56+0800
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    1 Object 1

    AOE ID 61569
    NORAD ID 61569
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 63601
    NORAD ID 63601
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter QIANFAN-36 SHIYAN 27C
    Time of Closest Approach 2026-09-13T09:02:56+0000
    Collision Probability (Pc) 1.306604E-6
    Conjunction Distance (km) 2.993 km
    Relative Speed (km/s) 14.097 km/s
    Conjunction Risk Parameters R (Radial): -2.984 | I (In-track): -0.071 | C (Cross-track): -0.201
    Collision Risk Index (CRI) 0.37
    X Position (km) 1448.881 1448.098
    Position Y (km) 1675.353 1674.749
    Position Z (km) -7097.115 -7094.291
    Velocity X (km/s) 4.227 -0.637
    Velocity Y (km/s) 5.557 -7.062
    Velocity Z (km/s) 2.179 -1.798

    Orbital Parameters 国际轨道数据源

    Parameter QIANFAN-36 SHIYAN 27C
    Semimajor Axis (a) 7429.694 km 7423.854 km
    Eccentricity (e) 0.000556 0.000087
    Inclination (i) 88.9785° 99.6947°
    RAAN 52.6442° 260.3517°
    Perigee Argument 348.4317° 85.8164°
    Mean Anomaly (M) 11.6708° 274.3074°
    Apogee 1055.688 km 1046.365 km
    Perigee 1047.426 km 1045.069 km
    Orbit Epoch 2026-09-11T06:02:07+0000 2026-09-11T08:01:32+0000

    QIANFAN-36 & SHIYAN 27C Collision Probability (Pc) Trend

    QIANFAN-36 & SHIYAN 27C Collision Probability (Pc) TrendNot Available

    QIANFAN-36 & SHIYAN 27C Miss Distance (Miss Distance) Trend

    QIANFAN-36 & SHIYAN 27C Miss Distance (Miss Distance) TrendNot Available

    QIANFAN-36Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SHIYAN 27CMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    QIANFAN-36Collision Probability Trend

    Object 1 Probability TrendNot Available

    SHIYAN 27CCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with QIANFAN-36

    No nearby objects data