Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.076931E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T13:20:49+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 66632
    NORAD ID 66632
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TANSUO 1 STARLINK-35973
    Time of Closest Approach 2026-09-04T14:09:11+0000
    Collision Probability (Pc) 4.076931E-6
    Conjunction Distance (km) 1.556 km
    Relative Speed (km/s) 8.419 km/s
    Conjunction Risk Parameters R (Radial): -1.467 | I (In-track): 0.429 | C (Cross-track): -0.29
    Collision Risk Index (CRI) 0.47
    X Position (km) 4603.189 4602.584
    Position Y (km) -1812.096 -1811.638
    Position Z (km) -4734.409 -4733.051
    Velocity X (km/s) 4.283 5.053
    Velocity Y (km/s) -3.237 4.814
    Velocity Z (km/s) 5.411 3.074

    Orbital Parameters 国际轨道数据源

    Parameter TANSUO 1 STARLINK-35973
    Semimajor Axis (a) 6837.205 km 6840.827 km
    Eccentricity (e) 0.000662 0.000115
    Inclination (i) 97.8639° 53.1590°
    RAAN 329.9463° 27.9610°
    Perigee Argument 100.9046° 94.9281°
    Mean Anomaly (M) 259.2942° 265.1853°
    Apogee 463.597 km 463.479 km
    Perigee 454.539 km 461.901 km
    Orbit Epoch 2026-09-03T16:27:05+0000 2026-09-03T19:39:15+0000

    TANSUO 1 & STARLINK-35973 Collision Probability (Pc) Trend

    TANSUO 1 & STARLINK-35973 Collision Probability (Pc) TrendNot Available

    TANSUO 1 & STARLINK-35973 Miss Distance (Miss Distance) Trend

    TANSUO 1 & STARLINK-35973 Miss Distance (Miss Distance) TrendNot Available

    TANSUO 1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35973Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TANSUO 1Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35973Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TANSUO 1

    No nearby objects data