Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.892927E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T18:25:14+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 66407
    NORAD ID 66407
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TANSUO 1 STARLINK-35686
    Time of Closest Approach 2026-09-05T22:57:46+0000
    Collision Probability (Pc) 1.892927E-6
    Conjunction Distance (km) 2.324 km
    Relative Speed (km/s) 13.276 km/s
    Conjunction Risk Parameters R (Radial): -1.666 | I (In-track): 0.794 | C (Cross-track): -1.411
    Collision Risk Index (CRI) 0.41
    X Position (km) 4123.736 4123.899
    Position Y (km) -1331.424 -1330.208
    Position Z (km) -5302.307 -5300.333
    Velocity X (km/s) 4.973 0.426
    Velocity Y (km/s) -3.337 7.455
    Velocity Z (km/s) 4.712 -1.54

    Orbital Parameters 国际轨道数据源

    Parameter TANSUO 1 STARLINK-35686
    Semimajor Axis (a) 6837.127 km 6840.846 km
    Eccentricity (e) 0.000666 0.000092
    Inclination (i) 97.8638° 53.1581°
    RAAN 331.5452° 100.7029°
    Perigee Argument 96.7486° 80.2678°
    Mean Anomaly (M) 263.4514° 279.8428°
    Apogee 463.543 km 463.340 km
    Perigee 454.437 km 462.078 km
    Orbit Epoch 2026-09-05T04:25:13+0000 2026-09-04T20:50:34+0000

    TANSUO 1 & STARLINK-35686 Collision Probability (Pc) Trend

    TANSUO 1 & STARLINK-35686 Collision Probability (Pc) TrendNot Available

    TANSUO 1 & STARLINK-35686 Miss Distance (Miss Distance) Trend

    TANSUO 1 & STARLINK-35686 Miss Distance (Miss Distance) TrendNot Available

    TANSUO 1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35686Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TANSUO 1Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35686Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TANSUO 1

    No nearby objects data