Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.018504E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T22:41:38+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 66218
    NORAD ID 66218
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TANSUO 1 STARLINK-35722
    Time of Closest Approach 2026-10-21T10:35:32+0000
    Collision Probability (Pc) 2.018504E-6
    Conjunction Distance (km) 2.257 km
    Relative Speed (km/s) 13.349 km/s
    Conjunction Risk Parameters R (Radial): -2.088 | I (In-track): -0.419 | C (Cross-track): -0.743
    Collision Risk Index (CRI) 0.41
    X Position (km) 4259.461 4260.212
    Position Y (km) 850.119 850.923
    Position Z (km) 5271.33 5273.3
    Velocity X (km/s) -5.328 0.508
    Velocity Y (km/s) -2.739 7.451
    Velocity Z (km/s) 4.739 -1.609

    Orbital Parameters 国际轨道数据源

    Parameter TANSUO 1 STARLINK-35722
    Semimajor Axis (a) 6833.832 km 6840.862 km
    Eccentricity (e) 0.000399 0.000214
    Inclination (i) 97.8616° 53.1571°
    RAAN 19.6088° 265.1306°
    Perigee Argument 301.2047° 90.8556°
    Mean Anomaly (M) 58.8804° 269.2691°
    Apogee 458.424 km 464.187 km
    Perigee 452.966 km 461.263 km
    Orbit Epoch 2026-10-20T04:40:44+0000 2026-10-19T15:55:45+0000

    TANSUO 1 & STARLINK-35722 Collision Probability (Pc) Trend

    TANSUO 1 & STARLINK-35722 Collision Probability (Pc) TrendNot Available

    TANSUO 1 & STARLINK-35722 Miss Distance (Miss Distance) Trend

    TANSUO 1 & STARLINK-35722 Miss Distance (Miss Distance) TrendNot Available

    TANSUO 1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35722Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TANSUO 1Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35722Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TANSUO 1

    No nearby objects data