Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.60453E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T20:31:56+0800
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    1 Object 1

    AOE ID 35685
    NORAD ID 35685
    Object Type PAYLOAD
    Country
    ES ES
    ← VS →

    2 Object 2

    AOE ID 48741
    NORAD ID 48741
    Object Type DEBRIS
    Country
    US US

    Conjunction Constraints

    Parameter NANOSAT 1B NOAA 17 DEB
    Time of Closest Approach 2026-10-21T23:45:05+0000
    Collision Probability (Pc) 1.60453E-6
    Conjunction Distance (km) 2.461 km
    Relative Speed (km/s) 12.115 km/s
    Conjunction Risk Parameters R (Radial): 2.028 | I (In-track): 0.825 | C (Cross-track): -1.122
    Collision Risk Index (CRI) 0.39
    X Position (km) -57.832 -59.205
    Position Y (km) 1730.541 1729.959
    Position Z (km) -6790.362 -6788.406
    Velocity X (km/s) 4.102 4.804
    Velocity Y (km/s) 6.108 -5.61
    Velocity Z (km/s) 1.519 -1.474

    Orbital Parameters 国际轨道数据源

    Parameter NANOSAT 1B NOAA 17 DEB
    Semimajor Axis (a) 6965.450 km 6995.221 km
    Eccentricity (e) 0.005024 0.000564
    Inclination (i) 98.1314° 98.6917°
    RAAN 55.8157° 306.4979°
    Perigee Argument 112.6754° 117.4613°
    Mean Anomaly (M) 247.9788° 242.7172°
    Apogee 622.311 km 621.027 km
    Perigee 552.315 km 613.141 km
    Orbit Epoch 2026-10-20T01:28:14+0000 2026-10-19T20:25:22+0000

    NANOSAT 1B & NOAA 17 DEB Collision Probability (Pc) Trend

    NANOSAT 1B & NOAA 17 DEB Collision Probability (Pc) TrendNot Available

    NANOSAT 1B & NOAA 17 DEB Miss Distance (Miss Distance) Trend

    NANOSAT 1B & NOAA 17 DEB Miss Distance (Miss Distance) TrendNot Available

    NANOSAT 1BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    NOAA 17 DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NANOSAT 1BCollision Probability Trend

    Object 1 Probability TrendNot Available

    NOAA 17 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NANOSAT 1B

    No nearby objects data