Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.645837E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T19:24:32+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 57401
    NORAD ID 57401
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 63800
    NORAD ID 63800
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 09 STARLINK-33900
    Time of Closest Approach 2026-10-28T01:41:04+0000
    Collision Probability (Pc) 2.645837E-6
    Conjunction Distance (km) 2.044 km
    Relative Speed (km/s) 14.281 km/s
    Conjunction Risk Parameters R (Radial): 0.67 | I (In-track): -0.683 | C (Cross-track): -1.806
    Collision Risk Index (CRI) 0.43
    X Position (km) -6497.341 -6497.761
    Position Y (km) 1601.44 1603.297
    Position Z (km) -1499.119 -1498.376
    Velocity X (km/s) 1.832 -2.443
    Velocity Y (km/s) 0.562 -5.284
    Velocity Z (km/s) -7.378 4.929

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 09 STARLINK-33900
    Semimajor Axis (a) 6850.665 km 6861.133 km
    Eccentricity (e) 0.000435 0.001107
    Inclination (i) 97.2387° 42.9996°
    RAAN 346.6672° 186.3026°
    Perigee Argument 52.4751° 275.5127°
    Mean Anomaly (M) 307.6886° 84.4462°
    Apogee 475.511 km 490.590 km
    Perigee 469.545 km 475.402 km
    Orbit Epoch 2026-10-26T22:10:54+0000 2026-10-26T23:05:21+0000

    TIANMU-1 09 & STARLINK-33900 Collision Probability (Pc) Trend

    TIANMU-1 09 & STARLINK-33900 Collision Probability (Pc) TrendNot Available

    TIANMU-1 09 & STARLINK-33900 Miss Distance (Miss Distance) Trend

    TIANMU-1 09 & STARLINK-33900 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 09Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33900Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 09Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33900Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 09

    No nearby objects data