Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.822374E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T13:20:47+0800
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    1 Object 1

    AOE ID 28220
    NORAD ID 28220
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 59394
    NORAD ID 59394
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TANSUO 1 STARLINK-31607
    Time of Closest Approach 2026-09-05T07:27:37+0000
    Collision Probability (Pc) 1.822374E-6
    Conjunction Distance (km) 2.444 km
    Relative Speed (km/s) 14.697 km/s
    Conjunction Risk Parameters R (Radial): -0.273 | I (In-track): -0.659 | C (Cross-track): 2.338
    Collision Risk Index (CRI) 0.4
    X Position (km) 5808.32 5806.829
    Position Y (km) -2762.542 -2764.288
    Position Z (km) -2340.227 -2341.066
    Velocity X (km/s) 1.845 0.282
    Velocity Y (km/s) -2.107 5.258
    Velocity Z (km/s) 7.097 -5.525

    Orbital Parameters 国际轨道数据源

    Parameter TANSUO 1 STARLINK-31607
    Semimajor Axis (a) 6837.205 km 6840.866 km
    Eccentricity (e) 0.000662 0.000097
    Inclination (i) 97.8639° 53.1593°
    RAAN 329.9463° 147.4077°
    Perigee Argument 100.9046° 97.9688°
    Mean Anomaly (M) 259.2942° 262.1425°
    Apogee 463.597 km 463.394 km
    Perigee 454.539 km 462.064 km
    Orbit Epoch 2026-09-03T16:27:05+0000 2026-09-03T10:47:55+0000

    TANSUO 1 & STARLINK-31607 Collision Probability (Pc) Trend

    TANSUO 1 & STARLINK-31607 Collision Probability (Pc) TrendNot Available

    TANSUO 1 & STARLINK-31607 Miss Distance (Miss Distance) Trend

    TANSUO 1 & STARLINK-31607 Miss Distance (Miss Distance) TrendNot Available

    TANSUO 1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31607Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TANSUO 1Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31607Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TANSUO 1

    No nearby objects data